diff --git a/gdb/ax-gdb.c b/gdb/ax-gdb.c
index 7a9d1e7..2fd5a1a 100644
--- a/gdb/ax-gdb.c
+++ b/gdb/ax-gdb.c
@@ -40,6 +40,7 @@
 #include "arch-utils.h"
 #include "cli/cli-utils.h"
 #include "linespec.h"
+#include "location.h"
 #include "objfiles.h"
 
 #include "valprint.h"
@@ -2642,13 +2643,16 @@ agent_command_1 (char *exp, int eval)
       int ix;
       struct linespec_sals *iter;
       struct cleanup *old_chain;
+      struct event_location *location;
 
       exp = skip_spaces (exp);
       init_linespec_result (&canonical);
-      decode_line_full (&exp, DECODE_LINE_FUNFIRSTLINE,
+      location = new_linespec_location (&exp);
+      old_chain = make_cleanup_delete_event_location (location);
+      decode_line_full (location, DECODE_LINE_FUNFIRSTLINE,
 			(struct symtab *) NULL, 0, &canonical,
 			NULL, NULL);
-      old_chain = make_cleanup_destroy_linespec_result (&canonical);
+      make_cleanup_destroy_linespec_result (&canonical);
       exp = skip_spaces (exp);
       if (exp[0] == ',')
         {
diff --git a/gdb/break-catch-throw.c b/gdb/break-catch-throw.c
index 927176f..9449aa5 100644
--- a/gdb/break-catch-throw.c
+++ b/gdb/break-catch-throw.c
@@ -35,6 +35,7 @@
 #include "cp-abi.h"
 #include "gdb_regex.h"
 #include "cp-support.h"
+#include "location.h"
 
 /* Enums for exception-handling support.  */
 enum exception_event_kind
@@ -210,25 +211,31 @@ re_set_exception_catchpoint (struct breakpoint *self)
   struct symtabs_and_lines sals_end = {0};
   struct cleanup *cleanup;
   enum exception_event_kind kind = classify_exception_breakpoint (self);
+  struct event_location *location;
 
   /* We first try to use the probe interface.  */
   TRY
     {
       char *spec = ASTRDUP (exception_functions[kind].probe);
 
-      sals = parse_probes (&spec, NULL);
+      location = new_linespec_location (&spec);
+      cleanup = make_cleanup_delete_event_location (location);
+      sals = parse_probes (location, NULL);
+      do_cleanups (cleanup);
     }
 
   CATCH (e, RETURN_MASK_ERROR)
     {
-
       /* Using the probe interface failed.  Let's fallback to the normal
 	 catchpoint mode.  */
       TRY
 	{
 	  char *spec = ASTRDUP (exception_functions[kind].function);
 
-	  self->ops->decode_location (self, &spec, &sals);
+	  location = new_linespec_location (&spec);
+	  cleanup = make_cleanup_delete_event_location (location);
+	  self->ops->decode_location (self, location, &sals);
+	  do_cleanups (cleanup);
 	}
       CATCH (ex, RETURN_MASK_ERROR)
 	{
diff --git a/gdb/breakpoint.c b/gdb/breakpoint.c
index 31b1f82..d120ef1 100644
--- a/gdb/breakpoint.c
+++ b/gdb/breakpoint.c
@@ -67,6 +67,7 @@
 #include "dummy-frame.h"
 #include "interps.h"
 #include "format.h"
+#include "location.h"
 
 /* readline include files */
 #include "readline/readline.h"
@@ -108,10 +109,10 @@ static int breakpoint_re_set_one (void *);
 
 static void breakpoint_re_set_default (struct breakpoint *);
 
-static void create_sals_from_location_default (char **,
-					       struct linespec_result *,
-					       enum bptype, char *,
-					       char **);
+static void
+  create_sals_from_location_default (const struct event_location *location,
+				     struct linespec_result *canonical,
+				     enum bptype type_wanted);
 
 static void create_breakpoints_sal_default (struct gdbarch *,
 					    struct linespec_result *,
@@ -121,8 +122,9 @@ static void create_breakpoints_sal_default (struct gdbarch *,
 					    const struct breakpoint_ops *,
 					    int, int, int, unsigned);
 
-static void decode_location_default (struct breakpoint *, char **,
-				     struct symtabs_and_lines *);
+static void decode_location_default (struct breakpoint *b,
+				     const struct event_location *location,
+				     struct symtabs_and_lines *sals);
 
 static void clear_command (char *, int);
 
@@ -3412,6 +3414,7 @@ create_overlay_event_breakpoint (void)
       struct breakpoint *b;
       struct breakpoint_objfile_data *bp_objfile_data;
       CORE_ADDR addr;
+      char *p;
 
       bp_objfile_data = get_breakpoint_objfile_data (objfile);
 
@@ -3436,7 +3439,8 @@ create_overlay_event_breakpoint (void)
       b = create_internal_breakpoint (get_objfile_arch (objfile), addr,
                                       bp_overlay_event,
 				      &internal_breakpoint_ops);
-      b->addr_string = xstrdup (func_name);
+      p = ASTRDUP (func_name);
+      b->location = new_linespec_location (&p);
 
       if (overlay_debugging == ovly_auto)
         {
@@ -3503,6 +3507,7 @@ create_longjmp_master_breakpoint (void)
 	  int i;
 	  struct probe *probe;
 	  struct gdbarch *gdbarch = get_objfile_arch (objfile);
+	  char *p;
 
 	  for (i = 0;
 	       VEC_iterate (probe_p,
@@ -3517,7 +3522,8 @@ create_longjmp_master_breakpoint (void)
 								 objfile),
 					      bp_longjmp_master,
 					      &internal_breakpoint_ops);
-	      b->addr_string = xstrdup ("-probe-stap libc:longjmp");
+	      p = ASTRDUP ("-probe-stap libc:longjmp");
+	      b->location = new_linespec_location (&p);
 	      b->enable_state = bp_disabled;
 	    }
 
@@ -3532,6 +3538,7 @@ create_longjmp_master_breakpoint (void)
 	  struct breakpoint *b;
 	  const char *func_name;
 	  CORE_ADDR addr;
+	  char *p;
 
 	  if (msym_not_found_p (bp_objfile_data->longjmp_msym[i].minsym))
 	    continue;
@@ -3554,7 +3561,8 @@ create_longjmp_master_breakpoint (void)
 	  addr = BMSYMBOL_VALUE_ADDRESS (bp_objfile_data->longjmp_msym[i]);
 	  b = create_internal_breakpoint (gdbarch, addr, bp_longjmp_master,
 					  &internal_breakpoint_ops);
-	  b->addr_string = xstrdup (func_name);
+	  p = ASTRDUP (func_name);
+	  b->location = new_linespec_location (&p);
 	  b->enable_state = bp_disabled;
 	}
     }
@@ -3585,6 +3593,7 @@ create_std_terminate_master_breakpoint (void)
     {
       struct breakpoint *b;
       struct breakpoint_objfile_data *bp_objfile_data;
+      char *p;
 
       bp_objfile_data = get_breakpoint_objfile_data (objfile);
 
@@ -3610,7 +3619,8 @@ create_std_terminate_master_breakpoint (void)
       b = create_internal_breakpoint (get_objfile_arch (objfile), addr,
                                       bp_std_terminate_master,
 				      &internal_breakpoint_ops);
-      b->addr_string = xstrdup (func_name);
+      p = ASTRDUP (func_name);
+      b->location = new_linespec_location (&p);
       b->enable_state = bp_disabled;
     }
   }
@@ -3634,6 +3644,7 @@ create_exception_master_breakpoint (void)
       struct gdbarch *gdbarch;
       struct breakpoint_objfile_data *bp_objfile_data;
       CORE_ADDR addr;
+      char *p;
 
       bp_objfile_data = get_breakpoint_objfile_data (objfile);
 
@@ -3674,13 +3685,15 @@ create_exception_master_breakpoint (void)
 	       ++i)
 	    {
 	      struct breakpoint *b;
+	      char *p;
 
 	      b = create_internal_breakpoint (gdbarch,
 					      get_probe_address (probe,
 								 objfile),
 					      bp_exception_master,
 					      &internal_breakpoint_ops);
-	      b->addr_string = xstrdup ("-probe-stap libgcc:unwind");
+	      p = ASTRDUP ("-probe-stap libgcc:unwind");
+	      b->location = new_linespec_location (&p);
 	      b->enable_state = bp_disabled;
 	    }
 
@@ -3713,7 +3726,8 @@ create_exception_master_breakpoint (void)
 						 &current_target);
       b = create_internal_breakpoint (gdbarch, addr, bp_exception_master,
 				      &internal_breakpoint_ops);
-      b->addr_string = xstrdup (func_name);
+      p = ASTRDUP (func_name);
+      b->location = new_linespec_location (&p);
       b->enable_state = bp_disabled;
     }
 
@@ -3834,7 +3848,7 @@ update_breakpoints_after_exec (void)
     /* Without a symbolic address, we have little hope of the
        pre-exec() address meaning the same thing in the post-exec()
        a.out.  */
-    if (b->addr_string == NULL)
+    if (event_location_empty_p (b->location))
       {
 	delete_breakpoint (b);
 	continue;
@@ -6021,7 +6035,8 @@ print_breakpoint_location (struct breakpoint *b,
     set_current_program_space (loc->pspace);
 
   if (b->display_canonical)
-    ui_out_field_string (uiout, "what", b->addr_string);
+    ui_out_field_string (uiout, "what",
+			 event_location_to_string (b->location));
   else if (loc && loc->symtab)
     {
       struct symbol *sym 
@@ -6057,7 +6072,8 @@ print_breakpoint_location (struct breakpoint *b,
       do_cleanups (stb_chain);
     }
   else
-    ui_out_field_string (uiout, "pending", b->addr_string);
+    ui_out_field_string (uiout, "pending",
+			 event_location_to_string (b->location));
 
   if (loc && is_breakpoint (b)
       && breakpoint_condition_evaluation_mode () == condition_evaluation_target
@@ -6526,8 +6542,10 @@ print_one_breakpoint_location (struct breakpoint *b,
 
 	  ui_out_field_string (uiout, "original-location", w->exp_string);
 	}
-      else if (b->addr_string)
-	ui_out_field_string (uiout, "original-location", b->addr_string);
+      else if (b->location != NULL
+	       && event_location_to_string (b->location) != NULL)
+	ui_out_field_string (uiout, "original-location",
+			     event_location_to_string (b->location));
     }
 }
 
@@ -7297,6 +7315,7 @@ init_raw_breakpoint_without_location (struct breakpoint *b,
   b->condition_not_parsed = 0;
   b->py_bp_object = NULL;
   b->related_breakpoint = b;
+  b->location = NULL;
 }
 
 /* Helper to set_raw_breakpoint below.  Creates a breakpoint
@@ -7637,15 +7656,19 @@ delete_std_terminate_breakpoint (void)
 struct breakpoint *
 create_thread_event_breakpoint (struct gdbarch *gdbarch, CORE_ADDR address)
 {
+  char *tmp;
   struct breakpoint *b;
+  struct cleanup *cleanup;
 
   b = create_internal_breakpoint (gdbarch, address, bp_thread_event,
 				  &internal_breakpoint_ops);
 
   b->enable_state = bp_enabled;
-  /* addr_string has to be used or breakpoint_re_set will delete me.  */
-  b->addr_string
-    = xstrprintf ("*%s", paddress (b->loc->gdbarch, b->loc->address));
+  /* location has to be used or breakpoint_re_set will delete me.  */
+  tmp = xstrprintf ("*%s", paddress (b->loc->gdbarch, b->loc->address));
+  cleanup = make_cleanup (xfree, tmp);
+  b->location = new_linespec_location (&tmp);
+  do_cleanups (cleanup);
 
   update_global_location_list_nothrow (UGLL_MAY_INSERT);
 
@@ -9083,13 +9106,14 @@ update_dprintf_commands (char *args, int from_tty,
     }
 }
 
-/* Create a breakpoint with SAL as location.  Use ADDR_STRING
-   as textual description of the location, and COND_STRING
+/* Create a breakpoint with SAL as location.  Use LOCATION
+   as a description of the location, and COND_STRING
    as condition expression.  */
 
 static void
 init_breakpoint_sal (struct breakpoint *b, struct gdbarch *gdbarch,
-		     struct symtabs_and_lines sals, char *addr_string,
+		     struct symtabs_and_lines sals,
+		     struct event_location *location,
 		     char *filter, char *cond_string,
 		     char *extra_string,
 		     enum bptype type, enum bpdisp disposition,
@@ -9138,7 +9162,10 @@ init_breakpoint_sal (struct breakpoint *b, struct gdbarch *gdbarch,
 	  b->task = task;
 
 	  b->cond_string = cond_string;
-	  b->extra_string = extra_string;
+	  if (extra_string != NULL && *extra_string != '\0')
+	    b->extra_string = extra_string;
+	  else
+	    b->extra_string = NULL;
 	  b->ignore_count = ignore_count;
 	  b->enable_state = enabled ? bp_enabled : bp_disabled;
 	  b->disposition = disposition;
@@ -9155,13 +9182,13 @@ init_breakpoint_sal (struct breakpoint *b, struct gdbarch *gdbarch,
 		{
 		  /* We already know the marker exists, otherwise, we
 		     wouldn't see a sal for it.  */
-		  char *p = &addr_string[3];
-		  char *endp;
+		  const char *p = &event_location_to_string (b->location)[3];
+		  const char *endp;
 		  char *marker_str;
 
-		  p = skip_spaces (p);
+		  p = skip_spaces_const (p);
 
-		  endp = skip_to_space (p);
+		  endp = skip_to_space_const (p);
 
 		  marker_str = savestring (p, endp - p);
 		  t->static_trace_marker_id = marker_str;
@@ -9217,19 +9244,26 @@ init_breakpoint_sal (struct breakpoint *b, struct gdbarch *gdbarch,
     }
 
   b->display_canonical = display_canonical;
-  if (addr_string)
-    b->addr_string = addr_string;
+  if (location != NULL)
+    b->location = location;
   else
-    /* addr_string has to be used or breakpoint_re_set will delete
-       me.  */
-    b->addr_string
-      = xstrprintf ("*%s", paddress (b->loc->gdbarch, b->loc->address));
+    {
+      char *tmp;
+      struct cleanup *cleanup;
+
+      tmp = xstrprintf ("*%s",
+			    paddress (b->loc->gdbarch, b->loc->address));
+      cleanup = make_cleanup (xfree, tmp);
+      b->location = new_linespec_location (&tmp);
+      do_cleanups (cleanup);
+   }
   b->filter = filter;
 }
 
 static void
 create_breakpoint_sal (struct gdbarch *gdbarch,
-		       struct symtabs_and_lines sals, char *addr_string,
+		       struct symtabs_and_lines sals,
+		       struct event_location *location,
 		       char *filter, char *cond_string,
 		       char *extra_string,
 		       enum bptype type, enum bpdisp disposition,
@@ -9254,7 +9288,7 @@ create_breakpoint_sal (struct gdbarch *gdbarch,
   old_chain = make_cleanup (xfree, b);
 
   init_breakpoint_sal (b, gdbarch,
-		       sals, addr_string,
+		       sals, location,
 		       filter, cond_string, extra_string,
 		       type, disposition,
 		       thread, task, ignore_count,
@@ -9298,17 +9332,17 @@ create_breakpoints_sal (struct gdbarch *gdbarch,
 
   for (i = 0; VEC_iterate (linespec_sals, canonical->sals, i, lsal); ++i)
     {
-      /* Note that 'addr_string' can be NULL in the case of a plain
+      /* Note that 'location' can be NULL in the case of a plain
 	 'break', without arguments.  */
-      char *addr_string = (canonical->addr_string
-			   ? xstrdup (canonical->addr_string)
-			   : NULL);
+      struct event_location *location
+	= (canonical->location != NULL
+	   ? copy_event_location (canonical->location) : NULL);
       char *filter_string = lsal->canonical ? xstrdup (lsal->canonical) : NULL;
-      struct cleanup *inner = make_cleanup (xfree, addr_string);
+      struct cleanup *inner = make_cleanup_delete_event_location (location);
 
       make_cleanup (xfree, filter_string);
       create_breakpoint_sal (gdbarch, lsal->sals,
-			     addr_string,
+			     location,
 			     filter_string,
 			     cond_string, extra_string,
 			     type, disposition,
@@ -9319,83 +9353,97 @@ create_breakpoints_sal (struct gdbarch *gdbarch,
     }
 }
 
-/* Parse ADDRESS which is assumed to be a SAL specification possibly
+/* Parse LOCATION which is assumed to be a SAL specification possibly
    followed by conditionals.  On return, SALS contains an array of SAL
-   addresses found.  ADDR_STRING contains a vector of (canonical)
-   address strings.  ADDRESS points to the end of the SAL.
+   addresses found.  LOCATION points to the end of the SAL (for
+   linespec locations).
 
    The array and the line spec strings are allocated on the heap, it is
    the caller's responsibility to free them.  */
 
 static void
-parse_breakpoint_sals (char **address,
+parse_breakpoint_sals (const struct event_location *location,
 		       struct linespec_result *canonical)
 {
-  /* If no arg given, or if first arg is 'if ', use the default
-     breakpoint.  */
-  if ((*address) == NULL || linespec_lexer_lex_keyword (*address))
-    {
-      /* The last displayed codepoint, if it's valid, is our default breakpoint
-         address.  */
-      if (last_displayed_sal_is_valid ())
-	{
-	  struct linespec_sals lsal;
-	  struct symtab_and_line sal;
-	  CORE_ADDR pc;
-
-	  init_sal (&sal);		/* Initialize to zeroes.  */
-	  lsal.sals.sals = (struct symtab_and_line *)
-	    xmalloc (sizeof (struct symtab_and_line));
-
-	  /* Set sal's pspace, pc, symtab, and line to the values
-	     corresponding to the last call to print_frame_info.
-	     Be sure to reinitialize LINE with NOTCURRENT == 0
-	     as the breakpoint line number is inappropriate otherwise.
-	     find_pc_line would adjust PC, re-set it back.  */
-	  get_last_displayed_sal (&sal);
-	  pc = sal.pc;
-	  sal = find_pc_line (pc, 0);
-
-	  /* "break" without arguments is equivalent to "break *PC"
-	     where PC is the last displayed codepoint's address.  So
-	     make sure to set sal.explicit_pc to prevent GDB from
-	     trying to expand the list of sals to include all other
-	     instances with the same symtab and line.  */
-	  sal.pc = pc;
-	  sal.explicit_pc = 1;
-
-	  lsal.sals.sals[0] = sal;
-	  lsal.sals.nelts = 1;
-	  lsal.canonical = NULL;
-
-	  VEC_safe_push (linespec_sals, canonical->sals, &lsal);
+  struct symtab_and_line cursal;
+
+  if (event_location_type (location) == LINESPEC_LOCATION)
+    {
+      const char *address = get_linespec_location (location);
+
+      if (address == NULL)
+	{
+	  /* The last displayed codepoint, if it's valid, is our default
+	     breakpoint address.  */
+	  if (last_displayed_sal_is_valid ())
+	    {
+	      struct linespec_sals lsal;
+	      struct symtab_and_line sal;
+	      CORE_ADDR pc;
+
+	      init_sal (&sal);		/* Initialize to zeroes.  */
+	      lsal.sals.sals = (struct symtab_and_line *)
+		xmalloc (sizeof (struct symtab_and_line));
+
+	      /* Set sal's pspace, pc, symtab, and line to the values
+		 corresponding to the last call to print_frame_info.
+		 Be sure to reinitialize LINE with NOTCURRENT == 0
+		 as the breakpoint line number is inappropriate otherwise.
+		 find_pc_line would adjust PC, re-set it back.  */
+	      get_last_displayed_sal (&sal);
+	      pc = sal.pc;
+	      sal = find_pc_line (pc, 0);
+
+	      /* "break" without arguments is equivalent to "break *PC"
+		 where PC is the last displayed codepoint's address.  So
+		 make sure to set sal.explicit_pc to prevent GDB from
+		 trying to expand the list of sals to include all other
+		 instances with the same symtab and line.  */
+	      sal.pc = pc;
+	      sal.explicit_pc = 1;
+
+	      lsal.sals.sals[0] = sal;
+	      lsal.sals.nelts = 1;
+	      lsal.canonical = NULL;
+
+	      VEC_safe_push (linespec_sals, canonical->sals, &lsal);
+	      return;
+	    }
+	  else
+	    error (_("No default breakpoint address now."));
 	}
-      else
-	error (_("No default breakpoint address now."));
     }
-  else
+
+  /* Force almost all breakpoints to be in terms of the
+     current_source_symtab (which is decode_line_1's default).
+     This should produce the results we want almost all of the
+     time while leaving default_breakpoint_* alone.
+
+     ObjC: However, don't match an Objective-C method name which
+     may have a '+' or '-' succeeded by a '['.  */
+  cursal = get_current_source_symtab_and_line ();
+  if (last_displayed_sal_is_valid ())
     {
-      struct symtab_and_line cursal = get_current_source_symtab_and_line ();
+      const char *address = NULL;
 
-      /* Force almost all breakpoints to be in terms of the
-         current_source_symtab (which is decode_line_1's default).
-         This should produce the results we want almost all of the
-         time while leaving default_breakpoint_* alone.
+      if (event_location_type (location) == LINESPEC_LOCATION)
+	address = get_linespec_location (location);
 
-	 ObjC: However, don't match an Objective-C method name which
-	 may have a '+' or '-' succeeded by a '['.  */
-      if (last_displayed_sal_is_valid ()
-	  && (!cursal.symtab
-	      || ((strchr ("+-", (*address)[0]) != NULL)
-		  && ((*address)[1] != '['))))
-	decode_line_full (address, DECODE_LINE_FUNFIRSTLINE,
-			  get_last_displayed_symtab (),
-			  get_last_displayed_line (),
-			  canonical, NULL, NULL);
-      else
-	decode_line_full (address, DECODE_LINE_FUNFIRSTLINE,
-			  cursal.symtab, cursal.line, canonical, NULL, NULL);
+      if (!cursal.symtab
+	  || (address != NULL
+	      && strchr ("+-", address[0]) != NULL
+	      && address[1] != '['))
+	{
+	  decode_line_full (location, DECODE_LINE_FUNFIRSTLINE,
+			    get_last_displayed_symtab (),
+			    get_last_displayed_line (),
+			    canonical, NULL, NULL);
+	  return;
+	}
     }
+
+  decode_line_full (location, DECODE_LINE_FUNFIRSTLINE,
+		    cursal.symtab, cursal.line, canonical, NULL, NULL);
 }
 
 
@@ -9541,19 +9589,19 @@ find_condition_and_thread (const char *tok, CORE_ADDR pc,
 /* Decode a static tracepoint marker spec.  */
 
 static struct symtabs_and_lines
-decode_static_tracepoint_spec (char **arg_p)
+decode_static_tracepoint_spec (const char **arg_p)
 {
   VEC(static_tracepoint_marker_p) *markers = NULL;
   struct symtabs_and_lines sals;
   struct cleanup *old_chain;
-  char *p = &(*arg_p)[3];
-  char *endp;
+  const char *p = &(*arg_p)[3];
+  const char *endp;
   char *marker_str;
   int i;
 
-  p = skip_spaces (p);
+  p = skip_spaces_const (p);
 
-  endp = skip_to_space (p);
+  endp = skip_to_space_const (p);
 
   marker_str = savestring (p, endp - p);
   old_chain = make_cleanup (xfree, marker_str);
@@ -9585,22 +9633,13 @@ decode_static_tracepoint_spec (char **arg_p)
   return sals;
 }
 
-/* Set a breakpoint.  This function is shared between CLI and MI
-   functions for setting a breakpoint.  This function has two major
-   modes of operations, selected by the PARSE_ARG parameter.  If
-   non-zero, the function will parse ARG, extracting location,
-   condition, thread and extra string.  Otherwise, ARG is just the
-   breakpoint's location, with condition, thread, and extra string
-   specified by the COND_STRING, THREAD and EXTRA_STRING parameters.
-   If INTERNAL is non-zero, the breakpoint number will be allocated
-   from the internal breakpoint count.  Returns true if any breakpoint
-   was created; false otherwise.  */
+/* See breakpoint.h.  */
 
 int
 create_breakpoint (struct gdbarch *gdbarch,
-		   char *arg, char *cond_string,
+		   const struct event_location *location, char *cond_string,
 		   int thread, char *extra_string,
-		   int parse_arg,
+		   int parse_extra,
 		   int tempflag, enum bptype type_wanted,
 		   int ignore_count,
 		   enum auto_boolean pending_break_support,
@@ -9608,8 +9647,6 @@ create_breakpoint (struct gdbarch *gdbarch,
 		   int from_tty, int enabled, int internal,
 		   unsigned flags)
 {
-  char *copy_arg = NULL;
-  char *addr_start = arg;
   struct linespec_result canonical;
   struct cleanup *old_chain;
   struct cleanup *bkpt_chain = NULL;
@@ -9619,12 +9656,15 @@ create_breakpoint (struct gdbarch *gdbarch,
 
   gdb_assert (ops != NULL);
 
+  /* If extra_string isn't useful, set it to NULL.  */
+  if (extra_string != NULL && *extra_string == '\0')
+    extra_string = NULL;
+
   init_linespec_result (&canonical);
 
   TRY
     {
-      ops->create_sals_from_location (&arg, &canonical, type_wanted,
-				      addr_start, &copy_arg);
+      ops->create_sals_from_location (location, &canonical, type_wanted);
     }
   CATCH (e, RETURN_MASK_ERROR)
     {
@@ -9651,24 +9691,14 @@ create_breakpoint (struct gdbarch *gdbarch,
 	     a pending breakpoint and selected yes, or pending
 	     breakpoint behavior is on and thus a pending breakpoint
 	     is defaulted on behalf of the user.  */
-	  {
-	    struct linespec_sals lsal;
-
-	    copy_arg = xstrdup (addr_start);
-	    lsal.canonical = xstrdup (copy_arg);
-	    lsal.sals.nelts = 1;
-	    lsal.sals.sals = XNEW (struct symtab_and_line);
-	    init_sal (&lsal.sals.sals[0]);
-	    pending = 1;
-	    VEC_safe_push (linespec_sals, canonical.sals, &lsal);
-	  }
+	  pending = 1;
 	}
       else
 	throw_exception (e);
     }
   END_CATCH
 
-  if (VEC_empty (linespec_sals, canonical.sals))
+  if (!pending && VEC_empty (linespec_sals, canonical.sals))
     return 0;
 
   /* Create a chain of things that always need to be cleaned up.  */
@@ -9706,7 +9736,7 @@ create_breakpoint (struct gdbarch *gdbarch,
      breakpoint.  */
   if (!pending)
     {
-      if (parse_arg)
+      if (parse_extra)
         {
 	  char *rest;
 	  struct linespec_sals *lsal;
@@ -9718,19 +9748,22 @@ create_breakpoint (struct gdbarch *gdbarch,
 	     sal is OK.  When setting the breakpoint we'll
 	     re-parse it in context of each sal.  */
 
-	  find_condition_and_thread (arg, lsal->sals.sals[0].pc, &cond_string,
-				     &thread, &task, &rest);
+	  find_condition_and_thread (extra_string, lsal->sals.sals[0].pc,
+				     &cond_string, &thread, &task, &rest);
 	  if (cond_string)
 	    make_cleanup (xfree, cond_string);
 	  if (rest)
 	    make_cleanup (xfree, rest);
 	  if (rest)
 	    extra_string = rest;
+	  else
+	    extra_string = NULL;
         }
       else
         {
-	  if (*arg != '\0')
-	    error (_("Garbage '%s' at end of location"), arg);
+	  if (type_wanted != bp_dprintf
+	      && extra_string != NULL && *extra_string != '\0')
+		error (_("Garbage '%s' at end of location"), extra_string);
 
 	  /* Create a private copy of condition string.  */
 	  if (cond_string)
@@ -9756,8 +9789,6 @@ create_breakpoint (struct gdbarch *gdbarch,
     {
       struct breakpoint *b;
 
-      make_cleanup (xfree, copy_arg);
-
       if (is_tracepoint_type (type_wanted))
 	{
 	  struct tracepoint *t;
@@ -9769,9 +9800,22 @@ create_breakpoint (struct gdbarch *gdbarch,
 	b = XNEW (struct breakpoint);
 
       init_raw_breakpoint_without_location (b, gdbarch, type_wanted, ops);
+      b->location = copy_event_location (location);
+
+      /* Append extra_string, if set, to the canonical representation
+	 of the lsal.  This preserves any conditions that the user may
+	 have specified.  */
+      if (extra_string != NULL)
+	{
+	  char *new = xstrprintf ("%s %s",
+				  event_location_to_string_const (location),
+				  extra_string);
+
+	  set_event_location_string (b->location, new);
+	  xfree (new);
+	}
 
-      b->addr_string = copy_arg;
-      if (parse_arg)
+      if (parse_extra)
 	b->cond_string = NULL;
       else
 	{
@@ -9784,7 +9828,14 @@ create_breakpoint (struct gdbarch *gdbarch,
 	  b->cond_string = cond_string;
 	  b->thread = thread;
 	}
-      b->extra_string = NULL;
+
+      /* Make a private copy of extra_string for the breakpoint.  */
+      if (extra_string != NULL)
+	{
+	  extra_string = xstrdup (extra_string);
+	  make_cleanup (xfree, extra_string);
+	}
+      b->extra_string =  extra_string;
       b->ignore_count = ignore_count;
       b->disposition = tempflag ? disp_del : disp_donttouch;
       b->condition_not_parsed = 1;
@@ -9831,16 +9882,21 @@ break_command_1 (char *arg, int flag, int from_tty)
 			     : bp_breakpoint);
   struct breakpoint_ops *ops;
   const char *arg_cp = arg;
+  struct event_location *location;
+  struct cleanup *cleanup;
+
+  location = string_to_event_location (&arg, current_language);
+  cleanup = make_cleanup_delete_event_location (location);
 
   /* Matching breakpoints on probes.  */
-  if (arg && probe_linespec_to_ops (&arg_cp) != NULL)
+  if (arg_cp != NULL && probe_linespec_to_ops (&arg_cp) != NULL)
     ops = &bkpt_probe_breakpoint_ops;
   else
     ops = &bkpt_breakpoint_ops;
 
   create_breakpoint (get_current_arch (),
-		     arg,
-		     NULL, 0, NULL, 1 /* parse arg */,
+		     location,
+		     NULL, 0, arg, 1 /* parse arg */,
 		     tempflag, type_wanted,
 		     0 /* Ignore count */,
 		     pending_break_support,
@@ -9849,6 +9905,7 @@ break_command_1 (char *arg, int flag, int from_tty)
 		     1 /* enabled */,
 		     0 /* internal */,
 		     0);
+  do_cleanups (cleanup);
 }
 
 /* Helper function for break_command_1 and disassemble_command.  */
@@ -10015,9 +10072,15 @@ stopat_command (char *arg, int from_tty)
 static void
 dprintf_command (char *arg, int from_tty)
 {
+  struct event_location *location;
+  struct cleanup *cleanup;
+
+  location = string_to_event_location (&arg, current_language);
+  cleanup = make_cleanup_delete_event_location (location);
+
   create_breakpoint (get_current_arch (),
-		     arg,
-		     NULL, 0, NULL, 1 /* parse arg */,
+		     location,
+		     NULL, 0, arg, 1 /* parse arg */,
 		     0, bp_dprintf,
 		     0 /* Ignore count */,
 		     pending_break_support,
@@ -10026,6 +10089,7 @@ dprintf_command (char *arg, int from_tty)
 		     1 /* enabled */,
 		     0 /* internal */,
 		     0);
+  do_cleanups (cleanup);
 }
 
 static void
@@ -10170,8 +10234,9 @@ print_mention_ranged_breakpoint (struct breakpoint *b)
 static void
 print_recreate_ranged_breakpoint (struct breakpoint *b, struct ui_file *fp)
 {
-  fprintf_unfiltered (fp, "break-range %s, %s", b->addr_string,
-		      b->addr_string_range_end);
+  fprintf_unfiltered (fp, "break-range %s, %s",
+		      event_location_to_string (b->location),
+		      event_location_to_string (b->location_range_end));
   print_recreate_thread (b, fp);
 }
 
@@ -10222,6 +10287,7 @@ break_range_command (char *arg, int from_tty)
   struct symtab_and_line sal_start, sal_end;
   struct cleanup *cleanup_bkpt;
   struct linespec_sals *lsal_start, *lsal_end;
+  struct event_location *start_location, *end_location;
 
   /* We don't support software ranged breakpoints.  */
   if (target_ranged_break_num_registers () < 0)
@@ -10241,9 +10307,10 @@ break_range_command (char *arg, int from_tty)
   init_linespec_result (&canonical_start);
 
   arg_start = arg;
-  parse_breakpoint_sals (&arg, &canonical_start);
-
-  cleanup_bkpt = make_cleanup_destroy_linespec_result (&canonical_start);
+  start_location = string_to_event_location (&arg, current_language);
+  cleanup_bkpt = make_cleanup_delete_event_location (start_location);
+  parse_breakpoint_sals (start_location, &canonical_start);
+  make_cleanup_destroy_linespec_result (&canonical_start);
 
   if (arg[0] != ',')
     error (_("Too few arguments."));
@@ -10273,7 +10340,9 @@ break_range_command (char *arg, int from_tty)
      symtab and line as the default symtab and line for the end of the
      range.  This makes it possible to have ranges like "foo.c:27, +14",
      where +14 means 14 lines from the start location.  */
-  decode_line_full (&arg, DECODE_LINE_FUNFIRSTLINE,
+  end_location = string_to_event_location (&arg, current_language);
+  make_cleanup_delete_event_location (end_location);
+  decode_line_full (end_location, DECODE_LINE_FUNFIRSTLINE,
 		    sal_start.symtab, sal_start.line,
 		    &canonical_end, NULL, NULL);
 
@@ -10288,8 +10357,6 @@ break_range_command (char *arg, int from_tty)
     error (_("Cannot create a ranged breakpoint with multiple locations."));
 
   sal_end = lsal_end->sals.sals[0];
-  addr_string_end = savestring (arg_start, arg - arg_start);
-  make_cleanup (xfree, addr_string_end);
 
   end = find_breakpoint_range_end (sal_end);
   if (sal_start.pc > end)
@@ -10316,8 +10383,8 @@ break_range_command (char *arg, int from_tty)
   set_breakpoint_count (breakpoint_count + 1);
   b->number = breakpoint_count;
   b->disposition = disp_donttouch;
-  b->addr_string = xstrdup (addr_string_start);
-  b->addr_string_range_end = xstrdup (addr_string_end);
+  b->location = copy_event_location (start_location);
+  b->location_range_end = copy_event_location (end_location);
   b->loc->length = length;
 
   do_cleanups (cleanup_bkpt);
@@ -11444,21 +11511,25 @@ until_break_command (char *arg, int from_tty, int anywhere)
   struct frame_id caller_frame_id;
   struct breakpoint *breakpoint;
   struct breakpoint *breakpoint2 = NULL;
-  struct cleanup *old_chain;
+  struct cleanup *old_chain, *cleanup;
   int thread;
   struct thread_info *tp;
+  struct event_location *location;
 
   clear_proceed_status (0);
 
   /* Set a breakpoint where the user wants it and at return from
      this function.  */
 
+  location = string_to_event_location (&arg, current_language);
+  cleanup = make_cleanup_delete_event_location (location);
+
   if (last_displayed_sal_is_valid ())
-    sals = decode_line_1 (&arg, DECODE_LINE_FUNFIRSTLINE,
+    sals = decode_line_1 (location, DECODE_LINE_FUNFIRSTLINE,
 			  get_last_displayed_symtab (),
 			  get_last_displayed_line ());
   else
-    sals = decode_line_1 (&arg, DECODE_LINE_FUNFIRSTLINE,
+    sals = decode_line_1 (location, DECODE_LINE_FUNFIRSTLINE,
 			  (struct symtab *) NULL, 0);
 
   if (sals.nelts != 1)
@@ -11544,6 +11615,8 @@ until_break_command (char *arg, int from_tty, int anywhere)
     }
   else
     do_cleanups (old_chain);
+
+  do_cleanups (cleanup);
 }
 
 /* This function attempts to parse an optional "if <cond>" clause
@@ -11699,7 +11772,8 @@ init_ada_exception_breakpoint (struct breakpoint *b,
 
   b->enable_state = enabled ? bp_enabled : bp_disabled;
   b->disposition = tempflag ? disp_del : disp_donttouch;
-  b->addr_string = addr_string;
+  b->location = string_to_event_location (&addr_string,
+					  language_def (language_ada));
   b->language = language_ada;
 }
 
@@ -12569,7 +12643,8 @@ say_where (struct breakpoint *b)
      single string.  */
   if (b->loc == NULL)
     {
-      printf_filtered (_(" (%s) pending."), b->addr_string);
+      printf_filtered (_(" (%s) pending."),
+		       event_location_to_string (b->location));
     }
   else
     {
@@ -12591,7 +12666,8 @@ say_where (struct breakpoint *b)
 	    /* This is not ideal, but each location may have a
 	       different file name, and this at least reflects the
 	       real situation somewhat.  */
-	    printf_filtered (": %s.", b->addr_string);
+	    printf_filtered (": %s.",
+			     event_location_to_string (b->location));
 	}
 
       if (b->loc->next)
@@ -12633,9 +12709,9 @@ base_breakpoint_dtor (struct breakpoint *self)
   decref_counted_command_line (&self->commands);
   xfree (self->cond_string);
   xfree (self->extra_string);
-  xfree (self->addr_string);
   xfree (self->filter);
-  xfree (self->addr_string_range_end);
+  delete_event_location (self->location);
+  delete_event_location (self->location_range_end);
 }
 
 static struct bp_location *
@@ -12728,11 +12804,10 @@ base_breakpoint_print_recreate (struct breakpoint *b, struct ui_file *fp)
 }
 
 static void
-base_breakpoint_create_sals_from_location (char **arg,
-					   struct linespec_result *canonical,
-					   enum bptype type_wanted,
-					   char *addr_start,
-					   char **copy_arg)
+base_breakpoint_create_sals_from_location
+  (const struct event_location *location,
+   struct linespec_result *canonical,
+   enum bptype type_wanted)
 {
   internal_error_pure_virtual_called ();
 }
@@ -12754,7 +12829,8 @@ base_breakpoint_create_breakpoints_sal (struct gdbarch *gdbarch,
 }
 
 static void
-base_breakpoint_decode_location (struct breakpoint *b, char **s,
+base_breakpoint_decode_location (struct breakpoint *b,
+				 const struct event_location *location,
 				 struct symtabs_and_lines *sals)
 {
   internal_error_pure_virtual_called ();
@@ -12805,9 +12881,9 @@ static void
 bkpt_re_set (struct breakpoint *b)
 {
   /* FIXME: is this still reachable?  */
-  if (b->addr_string == NULL)
+  if (event_location_empty_p (b->location))
     {
-      /* Anything without a string can't be re-set.  */
+      /* Anything without a location can't be re-set.  */
       delete_breakpoint (b);
       return;
     }
@@ -12959,18 +13035,17 @@ bkpt_print_recreate (struct breakpoint *tp, struct ui_file *fp)
     internal_error (__FILE__, __LINE__,
 		    _("unhandled breakpoint type %d"), (int) tp->type);
 
-  fprintf_unfiltered (fp, " %s", tp->addr_string);
+  fprintf_unfiltered (fp, " %s",
+		      event_location_to_string (tp->location));
   print_recreate_thread (tp, fp);
 }
 
 static void
-bkpt_create_sals_from_location (char **arg,
-			       struct linespec_result *canonical,
-			       enum bptype type_wanted,
-			       char *addr_start, char **copy_arg)
+bkpt_create_sals_from_location (const struct event_location *location,
+				struct linespec_result *canonical,
+				enum bptype type_wanted)
 {
-  create_sals_from_location_default (arg, canonical, type_wanted,
-				    addr_start, copy_arg);
+  create_sals_from_location_default (location, canonical, type_wanted);
 }
 
 static void
@@ -12995,10 +13070,11 @@ bkpt_create_breakpoints_sal (struct gdbarch *gdbarch,
 }
 
 static void
-bkpt_decode_location (struct breakpoint *b, char **s,
+bkpt_decode_location (struct breakpoint *b,
+		      const struct event_location *location,
 		      struct symtabs_and_lines *sals)
 {
-  decode_location_default (b, s, sals);
+  decode_location_default (b, location, sals);
 }
 
 /* Virtual table for internal breakpoints.  */
@@ -13198,26 +13274,23 @@ bkpt_probe_remove_location (struct bp_location *bl)
 }
 
 static void
-bkpt_probe_create_sals_from_location (char **arg,
+bkpt_probe_create_sals_from_location (const struct event_location *location,
 				      struct linespec_result *canonical,
-				      enum bptype type_wanted,
-				      char *addr_start, char **copy_arg)
+				      enum bptype type_wanted)
 {
   struct linespec_sals lsal;
 
-  lsal.sals = parse_probes (arg, canonical);
-
-  *copy_arg = xstrdup (canonical->addr_string);
-  lsal.canonical = xstrdup (*copy_arg);
-
+  lsal.sals = parse_probes (location, canonical);
+  lsal.canonical = xstrdup (event_location_to_string (canonical->location));
   VEC_safe_push (linespec_sals, canonical->sals, &lsal);
 }
 
 static void
-bkpt_probe_decode_location (struct breakpoint *b, char **s,
+bkpt_probe_decode_location (struct breakpoint *b,
+			    const struct event_location *location,
 			    struct symtabs_and_lines *sals)
 {
-  *sals = parse_probes (s, NULL);
+  *sals = parse_probes (location, NULL);
   if (!sals->sals)
     error (_("probe not found"));
 }
@@ -13299,7 +13372,8 @@ tracepoint_print_recreate (struct breakpoint *self, struct ui_file *fp)
     internal_error (__FILE__, __LINE__,
 		    _("unhandled tracepoint type %d"), (int) self->type);
 
-  fprintf_unfiltered (fp, " %s", self->addr_string);
+  fprintf_unfiltered (fp, " %s",
+		      event_location_to_string (self->location));
   print_recreate_thread (self, fp);
 
   if (tp->pass_count)
@@ -13307,13 +13381,11 @@ tracepoint_print_recreate (struct breakpoint *self, struct ui_file *fp)
 }
 
 static void
-tracepoint_create_sals_from_location (char **arg,
-				     struct linespec_result *canonical,
-				     enum bptype type_wanted,
-				     char *addr_start, char **copy_arg)
+tracepoint_create_sals_from_location (const struct event_location *location,
+				      struct linespec_result *canonical,
+				      enum bptype type_wanted)
 {
-  create_sals_from_location_default (arg, canonical, type_wanted,
-				    addr_start, copy_arg);
+  create_sals_from_location_default (location, canonical, type_wanted);
 }
 
 static void
@@ -13338,10 +13410,11 @@ tracepoint_create_breakpoints_sal (struct gdbarch *gdbarch,
 }
 
 static void
-tracepoint_decode_location (struct breakpoint *b, char **s,
+tracepoint_decode_location (struct breakpoint *b,
+			    const struct event_location *location,
 			    struct symtabs_and_lines *sals)
 {
-  decode_location_default (b, s, sals);
+  decode_location_default (b, location, sals);
 }
 
 struct breakpoint_ops tracepoint_breakpoint_ops;
@@ -13350,22 +13423,22 @@ struct breakpoint_ops tracepoint_breakpoint_ops;
    static probe.  */
 
 static void
-tracepoint_probe_create_sals_from_location (char **arg,
-					    struct linespec_result *canonical,
-					    enum bptype type_wanted,
-					    char *addr_start, char **copy_arg)
+tracepoint_probe_create_sals_from_location
+  (const struct event_location *location,
+   struct linespec_result *canonical,
+   enum bptype type_wanted)
 {
   /* We use the same method for breakpoint on probes.  */
-  bkpt_probe_create_sals_from_location (arg, canonical, type_wanted,
-					addr_start, copy_arg);
+  bkpt_probe_create_sals_from_location (location, canonical, type_wanted);
 }
 
 static void
-tracepoint_probe_decode_location (struct breakpoint *b, char **s,
+tracepoint_probe_decode_location (struct breakpoint *b,
+				  const struct event_location *location,
 				  struct symtabs_and_lines *sals)
 {
   /* We use the same method for breakpoint on probes.  */
-  bkpt_probe_decode_location (b, s, sals);
+  bkpt_probe_decode_location (b, location, sals);
 }
 
 static struct breakpoint_ops tracepoint_probe_breakpoint_ops;
@@ -13404,7 +13477,8 @@ dprintf_re_set (struct breakpoint *b)
 static void
 dprintf_print_recreate (struct breakpoint *tp, struct ui_file *fp)
 {
-  fprintf_unfiltered (fp, "dprintf %s%s", tp->addr_string,
+  fprintf_unfiltered (fp, "dprintf %s%s",
+		      event_location_to_string (tp->location),
 		      tp->extra_string);
   print_recreate_thread (tp, fp);
 }
@@ -13451,19 +13525,24 @@ dprintf_after_condition_true (struct bpstats *bs)
    markers (`-m').  */
 
 static void
-strace_marker_create_sals_from_location (char **arg,
+strace_marker_create_sals_from_location (const struct event_location *location,
 					 struct linespec_result *canonical,
-					 enum bptype type_wanted,
-					 char *addr_start, char **copy_arg)
+					 enum bptype type_wanted)
 {
   struct linespec_sals lsal;
+  const char *arg_start, *arg;
+  char *str;
+  struct cleanup *cleanup;
 
-  lsal.sals = decode_static_tracepoint_spec (arg);
+  arg = arg_start = get_linespec_location (location);
+  lsal.sals = decode_static_tracepoint_spec (&arg);
 
-  *copy_arg = savestring (addr_start, *arg - addr_start);
+  str = savestring (arg_start, arg - arg_start);
+  cleanup = make_cleanup (xfree, str);
+  canonical->location = new_linespec_location (&str);
+  do_cleanups (cleanup);
 
-  canonical->addr_string = xstrdup (*copy_arg);
-  lsal.canonical = xstrdup (*copy_arg);
+  lsal.canonical = xstrdup (event_location_to_string (canonical->location));
   VEC_safe_push (linespec_sals, canonical->sals, &lsal);
 }
 
@@ -13496,17 +13575,17 @@ strace_marker_create_breakpoints_sal (struct gdbarch *gdbarch,
       struct symtabs_and_lines expanded;
       struct tracepoint *tp;
       struct cleanup *old_chain;
-      char *addr_string;
+      struct event_location *location;
 
       expanded.nelts = 1;
       expanded.sals = &lsal->sals.sals[i];
 
-      addr_string = xstrdup (canonical->addr_string);
-      old_chain = make_cleanup (xfree, addr_string);
+      location = copy_event_location (canonical->location);
+      old_chain = make_cleanup_delete_event_location (location);
 
       tp = XCNEW (struct tracepoint);
       init_breakpoint_sal (&tp->base, gdbarch, expanded,
-			   addr_string, NULL,
+			   location, NULL,
 			   cond_string, extra_string,
 			   type_wanted, disposition,
 			   thread, task, ignore_count, ops,
@@ -13527,12 +13606,14 @@ strace_marker_create_breakpoints_sal (struct gdbarch *gdbarch,
 }
 
 static void
-strace_marker_decode_location (struct breakpoint *b, char **s,
+strace_marker_decode_location (struct breakpoint *b,
+			       const struct event_location *location,
 			       struct symtabs_and_lines *sals)
 {
   struct tracepoint *tp = (struct tracepoint *) b;
+  const char *s = get_linespec_location (location);
 
-  *sals = decode_static_tracepoint_spec (s);
+  *sals = decode_static_tracepoint_spec (&s);
   if (sals->nelts > tp->static_trace_marker_id_idx)
     {
       sals->sals[0] = sals->sals[tp->static_trace_marker_id_idx];
@@ -13864,10 +13945,12 @@ update_static_tracepoint (struct breakpoint *b, struct symtab_and_line sal)
 
       if (!VEC_empty(static_tracepoint_marker_p, markers))
 	{
+	  char *p, *tmp;
 	  struct symtab_and_line sal2;
 	  struct symbol *sym;
 	  struct static_tracepoint_marker *tpmarker;
 	  struct ui_out *uiout = current_uiout;
+	  struct cleanup *cleanup;
 
 	  tpmarker = VEC_index (static_tracepoint_marker_p, markers, 0);
 
@@ -13908,10 +13991,13 @@ update_static_tracepoint (struct breakpoint *b, struct symtab_and_line sal)
 	  b->loc->line_number = sal2.line;
 	  b->loc->symtab = sym != NULL ? sal2.symtab : NULL;
 
-	  xfree (b->addr_string);
-	  b->addr_string = xstrprintf ("%s:%d",
-				   symtab_to_filename_for_display (sal2.symtab),
-				       b->loc->line_number);
+	  delete_event_location (b->location);
+	  p = tmp = xstrprintf ("%s:%d",
+				symtab_to_filename_for_display (sal2.symtab),
+				b->loc->line_number);
+	  cleanup = make_cleanup (xfree, tmp);
+	  b->location = new_linespec_location (&tmp);
+	  do_cleanups (cleanup);
 
 	  /* Might be nice to check if function changed, and warn if
 	     so.  */
@@ -14068,22 +14154,21 @@ update_breakpoint_locations (struct breakpoint *b,
   update_global_location_list (UGLL_MAY_INSERT);
 }
 
-/* Find the SaL locations corresponding to the given ADDR_STRING.
+/* Find the SaL locations corresponding to the given LOCATION.
    On return, FOUND will be 1 if any SaL was found, zero otherwise.  */
 
 static struct symtabs_and_lines
-location_to_sals (struct breakpoint *b, char *addr_string, int *found)
+location_to_sals (struct breakpoint *b, struct event_location *location,
+		  int *found)
 {
-  char *s;
   struct symtabs_and_lines sals = {0};
   struct gdb_exception exception = exception_none;
 
   gdb_assert (b->ops != NULL);
-  s = addr_string;
 
   TRY
     {
-      b->ops->decode_location (b, &s, &sals);
+      b->ops->decode_location (b, location, &sals);
     }
   CATCH (e, RETURN_MASK_ERROR)
     {
@@ -14125,21 +14210,33 @@ location_to_sals (struct breakpoint *b, char *addr_string, int *found)
 
       for (i = 0; i < sals.nelts; ++i)
 	resolve_sal_pc (&sals.sals[i]);
-      if (b->condition_not_parsed && s && s[0])
+      if (b->condition_not_parsed && b->extra_string != NULL)
 	{
 	  char *cond_string, *extra_string;
 	  int thread, task;
+	  const char *orig = b->extra_string;
 
-	  find_condition_and_thread (s, sals.sals[0].pc,
+	  find_condition_and_thread (b->extra_string, sals.sals[0].pc,
 				     &cond_string, &thread, &task,
 				     &extra_string);
+	  gdb_assert (b->cond_string == NULL);
 	  if (cond_string)
 	    b->cond_string = cond_string;
 	  b->thread = thread;
 	  b->task = task;
 	  if (extra_string)
-	    b->extra_string = extra_string;
+	    {
+	      xfree (b->extra_string);
+	      b->extra_string = extra_string;
+	    }
 	  b->condition_not_parsed = 0;
+
+	  /* If the breakpoint was pending and is now resolved,
+	     clear the location's string representation.  This
+	     is necessary since pending breakpoints may have
+	     condition, thread, or task keywords embedded into it.  */
+	  if (b->loc == NULL)
+	    set_event_location_string (b->location, NULL);
 	}
 
       if (b->type == bp_static_tracepoint && !strace_marker_p (b))
@@ -14165,16 +14262,16 @@ breakpoint_re_set_default (struct breakpoint *b)
   struct symtabs_and_lines expanded = {0};
   struct symtabs_and_lines expanded_end = {0};
 
-  sals = location_to_sals (b, b->addr_string, &found);
+  sals = location_to_sals (b, b->location, &found);
   if (found)
     {
       make_cleanup (xfree, sals.sals);
       expanded = sals;
     }
 
-  if (b->addr_string_range_end)
+  if (b->location_range_end != NULL)
     {
-      sals_end = location_to_sals (b, b->addr_string_range_end, &found);
+      sals_end = location_to_sals (b, b->location_range_end, &found);
       if (found)
 	{
 	  make_cleanup (xfree, sals_end.sals);
@@ -14189,12 +14286,11 @@ breakpoint_re_set_default (struct breakpoint *b)
    calls parse_breakpoint_sals.  Return 1 for success, zero for failure.  */
 
 static void
-create_sals_from_location_default (char **arg,
-				  struct linespec_result *canonical,
-				  enum bptype type_wanted,
-				  char *addr_start, char **copy_arg)
+create_sals_from_location_default (const struct event_location *location,
+				   struct linespec_result *canonical,
+				   enum bptype type_wanted)
 {
-  parse_breakpoint_sals (arg, canonical);
+  parse_breakpoint_sals (location, canonical);
 }
 
 /* Call create_breakpoints_sal for the given arguments.  This is the default
@@ -14225,13 +14321,14 @@ create_breakpoints_sal_default (struct gdbarch *gdbarch,
    default function for the `decode_location' method of breakpoint_ops.  */
 
 static void
-decode_location_default (struct breakpoint *b, char **s,
+decode_location_default (struct breakpoint *b,
+			 const struct event_location *location,
 			 struct symtabs_and_lines *sals)
 {
   struct linespec_result canonical;
 
   init_linespec_result (&canonical);
-  decode_line_full (s, DECODE_LINE_FUNFIRSTLINE,
+  decode_line_full (location, DECODE_LINE_FUNFIRSTLINE,
 		    (struct symtab *) NULL, 0,
 		    &canonical, multiple_symbols_all,
 		    b->filter);
@@ -14903,16 +15000,20 @@ static void
 trace_command (char *arg, int from_tty)
 {
   struct breakpoint_ops *ops;
+  struct event_location *location;
+  struct cleanup *back_to;
   const char *arg_cp = arg;
 
-  if (arg && probe_linespec_to_ops (&arg_cp))
+  location = string_to_event_location (&arg, current_language);
+  back_to = make_cleanup_delete_event_location (location);
+  if (arg_cp != NULL && probe_linespec_to_ops (&arg_cp) != NULL)
     ops = &tracepoint_probe_breakpoint_ops;
   else
     ops = &tracepoint_breakpoint_ops;
 
   create_breakpoint (get_current_arch (),
-		     arg,
-		     NULL, 0, NULL, 1 /* parse arg */,
+		     location,
+		     NULL, 0, arg, 1 /* parse arg */,
 		     0 /* tempflag */,
 		     bp_tracepoint /* type_wanted */,
 		     0 /* Ignore count */,
@@ -14921,14 +15022,20 @@ trace_command (char *arg, int from_tty)
 		     from_tty,
 		     1 /* enabled */,
 		     0 /* internal */, 0);
+  do_cleanups (back_to);
 }
 
 static void
 ftrace_command (char *arg, int from_tty)
 {
+  struct event_location *location;
+  struct cleanup *back_to;
+
+  location = string_to_event_location (&arg, current_language);
+  back_to = make_cleanup_delete_event_location (location);
   create_breakpoint (get_current_arch (),
-		     arg,
-		     NULL, 0, NULL, 1 /* parse arg */,
+		     location,
+		     NULL, 0, arg, 1 /* parse arg */,
 		     0 /* tempflag */,
 		     bp_fast_tracepoint /* type_wanted */,
 		     0 /* Ignore count */,
@@ -14937,6 +15044,7 @@ ftrace_command (char *arg, int from_tty)
 		     from_tty,
 		     1 /* enabled */,
 		     0 /* internal */, 0);
+  do_cleanups (back_to);
 }
 
 /* strace command implementation.  Creates a static tracepoint.  */
@@ -14945,17 +15053,26 @@ static void
 strace_command (char *arg, int from_tty)
 {
   struct breakpoint_ops *ops;
+  struct event_location *location;
+  struct cleanup *back_to;
 
   /* Decide if we are dealing with a static tracepoint marker (`-m'),
      or with a normal static tracepoint.  */
   if (arg && startswith (arg, "-m") && isspace (arg[2]))
-    ops = &strace_marker_breakpoint_ops;
+    {
+      ops = &strace_marker_breakpoint_ops;
+      location = new_linespec_location (&arg);
+    }
   else
-    ops = &tracepoint_breakpoint_ops;
+    {
+      ops = &tracepoint_breakpoint_ops;
+      location = string_to_event_location (&arg, current_language);
+    }
 
+  back_to = make_cleanup_delete_event_location (location);
   create_breakpoint (get_current_arch (),
-		     arg,
-		     NULL, 0, NULL, 1 /* parse arg */,
+		     location,
+		     NULL, 0, arg, 1 /* parse arg */,
 		     0 /* tempflag */,
 		     bp_static_tracepoint /* type_wanted */,
 		     0 /* Ignore count */,
@@ -14964,6 +15081,7 @@ strace_command (char *arg, int from_tty)
 		     from_tty,
 		     1 /* enabled */,
 		     0 /* internal */, 0);
+  do_cleanups (back_to);
 }
 
 /* Set up a fake reader function that gets command lines from a linked
@@ -14995,6 +15113,8 @@ create_tracepoint_from_upload (struct uploaded_tp *utp)
 {
   char *addr_str, small_buf[100];
   struct tracepoint *tp;
+  struct event_location *location;
+  struct cleanup *cleanup;
 
   if (utp->at_string)
     addr_str = utp->at_string;
@@ -15017,9 +15137,11 @@ create_tracepoint_from_upload (struct uploaded_tp *utp)
 	       "has no source form, ignoring it"),
 	     utp->number);
 
+  location = string_to_event_location (&addr_str, current_language);
+  cleanup = make_cleanup_delete_event_location (location);
   if (!create_breakpoint (get_current_arch (),
-			  addr_str,
-			  utp->cond_string, -1, NULL,
+			  location,
+			  utp->cond_string, -1, addr_str,
 			  0 /* parse cond/thread */,
 			  0 /* tempflag */,
 			  utp->type /* type_wanted */,
@@ -15030,7 +15152,12 @@ create_tracepoint_from_upload (struct uploaded_tp *utp)
 			  utp->enabled /* enabled */,
 			  0 /* internal */,
 			  CREATE_BREAKPOINT_FLAGS_INSERTED))
-    return NULL;
+    {
+      do_cleanups (cleanup);
+      return NULL;
+    }
+
+  do_cleanups (cleanup);
 
   /* Get the tracepoint we just created.  */
   tp = get_tracepoint (tracepoint_count);
diff --git a/gdb/breakpoint.h b/gdb/breakpoint.h
index 6f144bd..8921bf0 100644
--- a/gdb/breakpoint.h
+++ b/gdb/breakpoint.h
@@ -37,6 +37,7 @@ struct bpstats;
 struct bp_location;
 struct linespec_result;
 struct linespec_sals;
+struct event_location;
 
 /* This is the maximum number of bytes a breakpoint instruction can
    take.  Feel free to increase it.  It's just used in a few places to
@@ -580,8 +581,9 @@ struct breakpoint_ops
      `create_sals_from_location_default'.
 
      This function is called inside `create_breakpoint'.  */
-  void (*create_sals_from_location) (char **, struct linespec_result *,
-				     enum bptype, char *, char **);
+  void (*create_sals_from_location) (const struct event_location *location,
+				     struct linespec_result *canonical,
+				     enum bptype type_wanted);
 
   /* This method will be responsible for creating a breakpoint given its SALs.
      Usually, it just calls `create_breakpoints_sal' (for ordinary
@@ -602,8 +604,9 @@ struct breakpoint_ops
      it calls `decode_line_full'.
 
      This function is called inside `location_to_sals'.  */
-  void (*decode_location) (struct breakpoint *, char **,
-			   struct symtabs_and_lines *);
+  void (*decode_location) (struct breakpoint *b,
+			   const struct event_location *location,
+			   struct symtabs_and_lines *sals);
 
   /* Return true if this breakpoint explains a signal.  See
      bpstat_explains_signal.  */
@@ -702,17 +705,17 @@ struct breakpoint
        non-thread-specific ordinary breakpoints this is NULL.  */
     struct program_space *pspace;
 
-    /* String we used to set the breakpoint (malloc'd).  */
-    char *addr_string;
+    /* Location we used to set the breakpoint (malloc'd).  */
+    struct event_location *location;
 
     /* The filter that should be passed to decode_line_full when
        re-setting this breakpoint.  This may be NULL, but otherwise is
        allocated with xmalloc.  */
     char *filter;
 
-    /* For a ranged breakpoint, the string we used to find
+    /* For a ranged breakpoint, the location we used to find
        the end of the range (malloc'd).  */
-    char *addr_string_range_end;
+    struct event_location *location_range_end;
 
     /* Architecture we used to set the breakpoint.  */
     struct gdbarch *gdbarch;
@@ -1293,10 +1296,30 @@ enum breakpoint_create_flags
     CREATE_BREAKPOINT_FLAGS_INSERTED = 1 << 0
   };
 
-extern int create_breakpoint (struct gdbarch *gdbarch, char *arg,
+/* Set a breakpoint.  This function is shared between CLI and MI functions
+   for setting a breakpoint at LOCATION.
+
+   This function has two major modes of operations, selected by the
+   PARSE_EXTRA parameter.
+
+   If PARSE_EXTRA is zero, LOCATION is just the breakpoint's location,
+   with condition, thread, and extra string specified by the COND_STRING,
+   THREAD, and EXTRA_STRING parameters.
+
+   If PARSE_EXTRA is non-zero, this function will attempt to extract
+   the condition, thread, and extra string from EXTRA_STRING, ignoring
+   the similarly named parameters.
+
+   If INTERNAL is non-zero, the breakpoint number will be allocated
+   from the internal breakpoint count.
+
+   Returns true if any breakpoint was created; false otherwise.  */
+
+extern int create_breakpoint (struct gdbarch *gdbarch,
+			      const struct event_location *location,
 			      char *cond_string, int thread,
 			      char *extra_string,
-			      int parse_arg,
+			      int parse_extra,
 			      int tempflag, enum bptype wanted_type,
 			      int ignore_count,
 			      enum auto_boolean pending_break_support,
diff --git a/gdb/cli/cli-cmds.c b/gdb/cli/cli-cmds.c
index 2ec2dd3..e9664c9 100644
--- a/gdb/cli/cli-cmds.c
+++ b/gdb/cli/cli-cmds.c
@@ -38,6 +38,7 @@
 #include "disasm.h"
 #include "tracepoint.h"
 #include "filestuff.h"
+#include "location.h"
 
 #include "ui-out.h"
 
@@ -782,7 +783,6 @@ edit_command (char *arg, int from_tty)
   struct symtabs_and_lines sals;
   struct symtab_and_line sal;
   struct symbol *sym;
-  char *arg1;
   char *editor;
   char *p;
   const char *fn;
@@ -804,21 +804,28 @@ edit_command (char *arg, int from_tty)
     }
   else
     {
-      /* Now should only be one argument -- decode it in SAL.  */
+      struct cleanup *cleanup;
+      struct event_location *location;
+      char *arg1;
 
+      /* Now should only be one argument -- decode it in SAL.  */
       arg1 = arg;
-      sals = decode_line_1 (&arg1, DECODE_LINE_LIST_MODE, 0, 0);
+      location = string_to_event_location (&arg1, current_language);
+      cleanup = make_cleanup_delete_event_location (location);
+      sals = decode_line_1 (location, DECODE_LINE_LIST_MODE, 0, 0);
 
       filter_sals (&sals);
       if (! sals.nelts)
 	{
 	  /*  C++  */
+	  do_cleanups (cleanup);
 	  return;
 	}
       if (sals.nelts > 1)
 	{
 	  ambiguous_line_spec (&sals);
 	  xfree (sals.sals);
+	  do_cleanups (cleanup);
 	  return;
 	}
 
@@ -860,6 +867,7 @@ edit_command (char *arg, int from_tty)
 
       if (sal.symtab == 0)
         error (_("No line number known for %s."), arg);
+      do_cleanups (cleanup);
     }
 
   if ((editor = (char *) getenv ("EDITOR")) == NULL)
@@ -888,6 +896,9 @@ list_command (char *arg, int from_tty)
   int dummy_beg = 0;
   int linenum_beg = 0;
   char *p;
+  struct cleanup *cleanup;
+
+  cleanup = make_cleanup (null_cleanup, NULL);
 
   /* Pull in the current default source line if necessary.  */
   if (arg == 0 || arg[0] == '+' || arg[0] == '-')
@@ -951,15 +962,24 @@ list_command (char *arg, int from_tty)
     dummy_beg = 1;
   else
     {
-      sals = decode_line_1 (&arg1, DECODE_LINE_LIST_MODE, 0, 0);
+      struct event_location *location;
+
+      location = string_to_event_location (&arg1, current_language);
+      make_cleanup_delete_event_location (location);
+      sals = decode_line_1 (location, DECODE_LINE_LIST_MODE, 0, 0);
 
       filter_sals (&sals);
       if (!sals.nelts)
-	return;			/*  C++  */
+	{
+	  /*  C++  */
+	  do_cleanups (cleanup);
+	  return;
+	}
       if (sals.nelts > 1)
 	{
 	  ambiguous_line_spec (&sals);
 	  xfree (sals.sals);
+	  do_cleanups (cleanup);
 	  return;
 	}
 
@@ -984,18 +1004,28 @@ list_command (char *arg, int from_tty)
 	dummy_end = 1;
       else
 	{
+	  struct event_location *location;
+
+	  location = string_to_event_location (&arg1, current_language);
+	  make_cleanup_delete_event_location (location);
 	  if (dummy_beg)
-	    sals_end = decode_line_1 (&arg1, DECODE_LINE_LIST_MODE, 0, 0);
+	    sals_end = decode_line_1 (location,
+				      DECODE_LINE_LIST_MODE, 0, 0);
 	  else
-	    sals_end = decode_line_1 (&arg1, DECODE_LINE_LIST_MODE,
+	    sals_end = decode_line_1 (location, DECODE_LINE_LIST_MODE,
 				      sal.symtab, sal.line);
+
 	  filter_sals (&sals_end);
 	  if (sals_end.nelts == 0)
-	    return;
+	    {
+	      do_cleanups (cleanup);
+	      return;
+	    }
 	  if (sals_end.nelts > 1)
 	    {
 	      ambiguous_line_spec (&sals_end);
 	      xfree (sals_end.sals);
+	      do_cleanups (cleanup);
 	      return;
 	    }
 	  sal_end = sals_end.sals[0];
@@ -1076,6 +1106,7 @@ list_command (char *arg, int from_tty)
 			 ? sal.line + get_lines_to_list ()
 			 : sal_end.line + 1),
 			0);
+  do_cleanups (cleanup);
 }
 
 /* Subroutine of disassemble_command to simplify it.
diff --git a/gdb/elfread.c b/gdb/elfread.c
index 4b97b04..acf5112 100644
--- a/gdb/elfread.c
+++ b/gdb/elfread.c
@@ -45,6 +45,7 @@
 #include "bcache.h"
 #include "gdb_bfd.h"
 #include "build-id.h"
+#include "location.h"
 
 extern void _initialize_elfread (void);
 
@@ -1077,7 +1078,8 @@ elf_gnu_ifunc_resolver_return_stop (struct breakpoint *b)
   resolved_pc = gdbarch_addr_bits_remove (gdbarch, resolved_pc);
 
   gdb_assert (current_program_space == b->pspace || b->pspace == NULL);
-  elf_gnu_ifunc_record_cache (b->addr_string, resolved_pc);
+  elf_gnu_ifunc_record_cache (event_location_to_string (b->location),
+			      resolved_pc);
 
   sal = find_pc_line (resolved_pc, 0);
   sals.nelts = 1;
diff --git a/gdb/guile/scm-breakpoint.c b/gdb/guile/scm-breakpoint.c
index ad853ed..b46f67d 100644
--- a/gdb/guile/scm-breakpoint.c
+++ b/gdb/guile/scm-breakpoint.c
@@ -31,6 +31,7 @@
 #include "arch-utils.h"
 #include "language.h"
 #include "guile-internal.h"
+#include "location.h"
 
 /* The <gdb:breakpoint> smob.
    N.B.: The name of this struct is known to breakpoint.h.
@@ -173,6 +174,8 @@ bpscm_print_breakpoint_smob (SCM self, SCM port, scm_print_state *pstate)
   /* Careful, the breakpoint may be invalid.  */
   if (b != NULL)
     {
+      const char *str;
+
       gdbscm_printf (port, " %s %s %s",
 		     bpscm_type_to_string (b->type),
 		     bpscm_enable_state_to_string (b->enable_state),
@@ -181,8 +184,9 @@ bpscm_print_breakpoint_smob (SCM self, SCM port, scm_print_state *pstate)
       gdbscm_printf (port, " hit:%d", b->hit_count);
       gdbscm_printf (port, " ignore:%d", b->ignore_count);
 
-      if (b->addr_string != NULL)
-	gdbscm_printf (port, " @%s", b->addr_string);
+      str = event_location_to_string (b->location);
+      if (str != NULL)
+	gdbscm_printf (port, " @%s", str);
     }
 
   scm_puts (">", port);
@@ -408,6 +412,9 @@ gdbscm_register_breakpoint_x (SCM self)
   breakpoint_smob *bp_smob
     = bpscm_get_breakpoint_smob_arg_unsafe (self, SCM_ARG1, FUNC_NAME);
   struct gdb_exception except = exception_none;
+  char *location, *copy;
+  struct event_location *eloc;
+  struct cleanup *cleanup;
 
   /* We only support registering breakpoints created with make-breakpoint.  */
   if (!bp_smob->is_scheme_bkpt)
@@ -417,10 +424,13 @@ gdbscm_register_breakpoint_x (SCM self)
     scm_misc_error (FUNC_NAME, _("breakpoint is already registered"), SCM_EOL);
 
   pending_breakpoint_scm = self;
+  location = bp_smob->spec.location;
+  copy = location;
+  eloc = new_linespec_location (&copy);
+  cleanup = make_cleanup_delete_event_location (eloc);
 
   TRY
     {
-      char *location = bp_smob->spec.location;
       int internal = bp_smob->spec.is_internal;
 
       switch (bp_smob->spec.type)
@@ -428,7 +438,7 @@ gdbscm_register_breakpoint_x (SCM self)
 	case bp_breakpoint:
 	  {
 	    create_breakpoint (get_current_arch (),
-			       location, NULL, -1, NULL,
+			       eloc, NULL, -1, NULL,
 			       0,
 			       0, bp_breakpoint,
 			       0,
@@ -464,6 +474,7 @@ gdbscm_register_breakpoint_x (SCM self)
   /* Ensure this gets reset, even if there's an error.  */
   pending_breakpoint_scm = SCM_BOOL_F;
   GDBSCM_HANDLE_GDB_EXCEPTION (except);
+  do_cleanups (cleanup);
 
   return SCM_UNSPECIFIED;
 }
@@ -819,12 +830,12 @@ gdbscm_breakpoint_location (SCM self)
 {
   breakpoint_smob *bp_smob
     = bpscm_get_valid_breakpoint_smob_arg_unsafe (self, SCM_ARG1, FUNC_NAME);
-  char *str;
+  const char *str;
 
   if (bp_smob->bp->type != bp_breakpoint)
     return SCM_BOOL_F;
 
-  str = bp_smob->bp->addr_string;
+  str = event_location_to_string (bp_smob->bp->location);
   if (! str)
     str = "";
 
diff --git a/gdb/linespec.c b/gdb/linespec.c
index c11ff73..1a4ffae 100644
--- a/gdb/linespec.c
+++ b/gdb/linespec.c
@@ -43,6 +43,7 @@
 #include "filenames.h"
 #include "ada-lang.h"
 #include "stack.h"
+#include "location.h"
 
 typedef struct symbol *symbolp;
 DEF_VEC_P (symbolp);
@@ -281,8 +282,8 @@ struct ls_parser
     const char *saved_arg;
 
     /* Head of the input stream.  */
-    const char **stream;
-#define PARSER_STREAM(P) (*(P)->lexer.stream)
+    const char *stream;
+#define PARSER_STREAM(P) ((P)->lexer.stream)
 
     /* The current token.  */
     linespec_token current;
@@ -315,7 +316,7 @@ static CORE_ADDR linespec_expression_to_pc (const char **exp_ptr);
 
 static struct symtabs_and_lines decode_objc (struct linespec_state *self,
 					     linespec_p ls,
-					     const char **argptr);
+					     const char *arg);
 
 static VEC (symtab_ptr) *symtabs_from_filename (const char *);
 
@@ -1785,21 +1786,29 @@ linespec_parse_basic (linespec_parser *parser)
    STATE->canonical.  */
 
 static void
-canonicalize_linespec (struct linespec_state *state, linespec_p ls)
+canonicalize_linespec (struct linespec_state *state, const linespec_p ls)
 {
+  char *tmp;
+
   /* If canonicalization was not requested, no need to do anything.  */
   if (!state->canonical)
     return;
 
   /* Shortcut expressions, which can only appear by themselves.  */
   if (ls->expression != NULL)
-    state->canonical->addr_string = xstrdup (ls->expression);
+    {
+      tmp = ASTRDUP (ls->expression);
+      state->canonical->location = new_linespec_location (&tmp);
+    }
   else
     {
       struct ui_file *buf;
       int need_colon = 0;
+      struct cleanup *cleanup;
 
       buf = mem_fileopen ();
+      cleanup = make_cleanup_ui_file_delete (buf);
+
       if (ls->source_filename)
 	{
 	  fputs_unfiltered (ls->source_filename, buf);
@@ -1848,8 +1857,10 @@ canonicalize_linespec (struct linespec_state *state, linespec_p ls)
 			    ls->line_offset.offset);
 	}
 
-      state->canonical->addr_string = ui_file_xstrdup (buf, NULL);
-      ui_file_delete (buf);
+      tmp = ui_file_xstrdup (buf, NULL);
+      make_cleanup (xfree, tmp);
+      state->canonical->location = new_linespec_location (&tmp);
+      do_cleanups (cleanup);
     }
 }
 
@@ -2117,8 +2128,6 @@ convert_linespec_to_sals (struct linespec_state *state, linespec_p ls)
 }
 
 /* Parse a string that specifies a linespec.
-   Pass the address of a char * variable; that variable will be
-   advanced over the characters actually parsed.
 
    The basic grammar of linespecs:
 
@@ -2167,10 +2176,10 @@ convert_linespec_to_sals (struct linespec_state *state, linespec_p ls)
    if no file is validly specified.  Callers must check that.
    Also, the line number returned may be invalid.  */
 
-/* Parse the linespec in ARGPTR.  */
+/* Parse the linespec in ARG.  */
 
 static struct symtabs_and_lines
-parse_linespec (linespec_parser *parser, const char **argptr)
+parse_linespec (linespec_parser *parser, const char *arg)
 {
   linespec_token token;
   struct symtabs_and_lines values;
@@ -2181,30 +2190,30 @@ parse_linespec (linespec_parser *parser, const char **argptr)
      IDEs to work around bugs in the previous parser by quoting
      the entire linespec, so we attempt to deal with this nicely.  */
   parser->is_quote_enclosed = 0;
-  if (!is_ada_operator (*argptr)
-      && strchr (linespec_quote_characters, **argptr) != NULL)
+  if (!is_ada_operator (arg)
+      && strchr (linespec_quote_characters, *arg) != NULL)
     {
       const char *end;
 
-      end = skip_quote_char (*argptr + 1, **argptr);
+      end = skip_quote_char (arg + 1, *arg);
       if (end != NULL && is_closing_quote_enclosed (end))
 	{
-	  /* Here's the special case.  Skip ARGPTR past the initial
+	  /* Here's the special case.  Skip ARG past the initial
 	     quote.  */
-	  ++(*argptr);
+	  ++arg;
 	  parser->is_quote_enclosed = 1;
 	}
     }
 
-  parser->lexer.saved_arg = *argptr;
-  parser->lexer.stream = argptr;
+  parser->lexer.saved_arg = arg;
+  parser->lexer.stream = arg;
 
   /* Initialize the default symtab and line offset.  */
   initialize_defaults (&PARSER_STATE (parser)->default_symtab,
 		       &PARSER_STATE (parser)->default_line);
 
   /* Objective-C shortcut.  */
-  values = decode_objc (PARSER_STATE (parser), PARSER_RESULT (parser), argptr);
+  values = decode_objc (PARSER_STATE (parser), PARSER_RESULT (parser), arg);
   if (values.sals != NULL)
     return values;
 
@@ -2390,6 +2399,7 @@ linespec_parser_new (linespec_parser *parser,
 		     int default_line,
 		     struct linespec_result *canonical)
 {
+  memset (parser, 0, sizeof (linespec_parser));
   parser->lexer.current.type = LSTOKEN_CONSUMED;
   memset (PARSER_RESULT (parser), 0, sizeof (struct linespec));
   PARSER_RESULT (parser)->line_offset.sign = LINE_OFFSET_UNKNOWN;
@@ -2443,7 +2453,6 @@ linespec_lex_to_end (char **stringp)
   linespec_parser parser;
   struct cleanup *cleanup;
   linespec_token token;
-  volatile struct gdb_exception e;
   const char *orig;
 
   if (stringp == NULL || *stringp == NULL)
@@ -2483,10 +2492,42 @@ linespec_lex_to_end (char **stringp)
   do_cleanups (cleanup);
 }
 
+/* A helper function for decode_line_full and decode_line_1 to
+   turn LOCATION into symtabs_and_lines.  */
+
+static struct symtabs_and_lines
+event_location_to_sals (linespec_parser *parser,
+			const struct event_location *location)
+{
+  struct symtabs_and_lines result = {NULL, 0};
+
+  switch (event_location_type (location))
+    {
+    case LINESPEC_LOCATION:
+      {
+	TRY
+	  {
+	    result = parse_linespec (parser, get_linespec_location (location));
+	  }
+	CATCH (except, RETURN_MASK_ERROR)
+	  {
+	    throw_exception (except);
+	  }
+	END_CATCH
+      }
+      break;
+
+    default:
+      gdb_assert_not_reached ("unhandled event location type");
+    }
+
+  return result;
+}
+
 /* See linespec.h.  */
 
 void
-decode_line_full (char **argptr, int flags,
+decode_line_full (const struct event_location *location, int flags,
 		  struct symtab *default_symtab,
 		  int default_line, struct linespec_result *canonical,
 		  const char *select_mode,
@@ -2497,7 +2538,6 @@ decode_line_full (char **argptr, int flags,
   VEC (const_char_ptr) *filters = NULL;
   linespec_parser parser;
   struct linespec_state *state;
-  const char *copy, *orig;
 
   gdb_assert (canonical != NULL);
   /* The filter only makes sense for 'all'.  */
@@ -2513,13 +2553,10 @@ decode_line_full (char **argptr, int flags,
   cleanups = make_cleanup (linespec_parser_delete, &parser);
   save_current_program_space ();
 
-  orig = copy = *argptr;
-  result = parse_linespec (&parser, &copy);
-  *argptr += copy - orig;
+  result = event_location_to_sals (&parser, location);
   state = PARSER_STATE (&parser);
 
   gdb_assert (result.nelts == 1 || canonical->pre_expanded);
-  gdb_assert (canonical->addr_string != NULL);
   canonical->pre_expanded = 1;
 
   /* Arrange for allocated canonical names to be freed.  */
@@ -2563,23 +2600,20 @@ decode_line_full (char **argptr, int flags,
 /* See linespec.h.  */
 
 struct symtabs_and_lines
-decode_line_1 (char **argptr, int flags,
+decode_line_1 (const struct event_location *location, int flags,
 	       struct symtab *default_symtab,
 	       int default_line)
 {
   struct symtabs_and_lines result;
   linespec_parser parser;
   struct cleanup *cleanups;
-  const char *copy, *orig;
 
   linespec_parser_new (&parser, flags, current_language, default_symtab,
 		       default_line, NULL);
   cleanups = make_cleanup (linespec_parser_delete, &parser);
   save_current_program_space ();
 
-  orig = copy = *argptr;
-  result = parse_linespec (&parser, &copy);
-  *argptr += copy - orig;
+  result = event_location_to_sals (&parser, location);
 
   do_cleanups (cleanups);
   return result;
@@ -2592,6 +2626,8 @@ decode_line_with_current_source (char *string, int flags)
 {
   struct symtabs_and_lines sals;
   struct symtab_and_line cursal;
+  struct event_location *location;
+  struct cleanup *cleanup;
 
   if (string == 0)
     error (_("Empty line specification."));
@@ -2600,11 +2636,15 @@ decode_line_with_current_source (char *string, int flags)
      and get a default source symtab+line or it will recursively call us!  */
   cursal = get_current_source_symtab_and_line ();
 
-  sals = decode_line_1 (&string, flags,
+  location = string_to_event_location (&string, current_language);
+  cleanup = make_cleanup_delete_event_location (location);
+  sals = decode_line_1 (location, flags,
 			cursal.symtab, cursal.line);
 
   if (*string)
     error (_("Junk at end of line specification: %s"), string);
+
+  do_cleanups (cleanup);
   return sals;
 }
 
@@ -2614,19 +2654,25 @@ struct symtabs_and_lines
 decode_line_with_last_displayed (char *string, int flags)
 {
   struct symtabs_and_lines sals;
+  struct event_location *location;
+  struct cleanup *cleanup;
 
   if (string == 0)
     error (_("Empty line specification."));
 
+  location = string_to_event_location (&string, current_language);
+  cleanup = make_cleanup_delete_event_location (location);
   if (last_displayed_sal_is_valid ())
-    sals = decode_line_1 (&string, flags,
+    sals = decode_line_1 (location, flags,
 			  get_last_displayed_symtab (),
 			  get_last_displayed_line ());
   else
-    sals = decode_line_1 (&string, flags, (struct symtab *) NULL, 0);
+    sals = decode_line_1 (location, flags, (struct symtab *) NULL, 0);
 
   if (*string)
     error (_("Junk at end of line specification: %s"), string);
+
+  do_cleanups (cleanup);
   return sals;
 }
 
@@ -2679,7 +2725,7 @@ linespec_expression_to_pc (const char **exp_ptr)
    the existing C++ code to let the user choose one.  */
 
 static struct symtabs_and_lines
-decode_objc (struct linespec_state *self, linespec_p ls, const char **argptr)
+decode_objc (struct linespec_state *self, linespec_p ls, const char *arg)
 {
   struct collect_info info;
   VEC (const_char_ptr) *symbol_names = NULL;
@@ -2697,7 +2743,7 @@ decode_objc (struct linespec_state *self, linespec_p ls, const char **argptr)
   values.nelts = 0;
   values.sals = NULL;
 
-  new_argptr = find_imps (*argptr, &symbol_names); 
+  new_argptr = find_imps (arg, &symbol_names);
   if (VEC_empty (const_char_ptr, symbol_names))
     {
       do_cleanups (cleanup);
@@ -2711,9 +2757,9 @@ decode_objc (struct linespec_state *self, linespec_p ls, const char **argptr)
     {
       char *saved_arg;
 
-      saved_arg = alloca (new_argptr - *argptr + 1);
-      memcpy (saved_arg, *argptr, new_argptr - *argptr);
-      saved_arg[new_argptr - *argptr] = '\0';
+      saved_arg = alloca (new_argptr - arg + 1);
+      memcpy (saved_arg, arg, new_argptr - arg);
+      saved_arg[new_argptr - arg] = '\0';
 
       ls->function_name = xstrdup (saved_arg);
       ls->function_symbols = info.result.symbols;
@@ -2722,17 +2768,23 @@ decode_objc (struct linespec_state *self, linespec_p ls, const char **argptr)
 
       if (self->canonical)
 	{
+	  char *str;
+
 	  self->canonical->pre_expanded = 1;
+
 	  if (ls->source_filename)
-	    self->canonical->addr_string
-	      = xstrprintf ("%s:%s", ls->source_filename, saved_arg);
+	    {
+	      str = xstrprintf ("%s:%s",
+				ls->source_filename, saved_arg);
+	    }
 	  else
-	    self->canonical->addr_string = xstrdup (saved_arg);
+	    str = xstrdup (saved_arg);
+
+	  make_cleanup (xfree, str);
+	  self->canonical->location = new_linespec_location (&str);
 	}
     }
 
-  *argptr = new_argptr;
-
   do_cleanups (cleanup);
 
   return values;
@@ -3812,7 +3864,7 @@ destroy_linespec_result (struct linespec_result *ls)
   int i;
   struct linespec_sals *lsal;
 
-  xfree (ls->addr_string);
+  delete_event_location (ls->location);
   for (i = 0; VEC_iterate (linespec_sals, ls->sals, i, lsal); ++i)
     {
       xfree (lsal->canonical);
diff --git a/gdb/linespec.h b/gdb/linespec.h
index 77ec46d..840bae5 100644
--- a/gdb/linespec.h
+++ b/gdb/linespec.h
@@ -39,7 +39,7 @@ enum decode_line_flags
 
 struct linespec_sals
 {
-  /* This is the linespec corresponding to the sals contained in this
+  /* This is the location corresponding to the sals contained in this
      object.  It can be passed as the FILTER argument to future calls
      to decode_line_full.  This is freed by
      destroy_linespec_result.  */
@@ -71,9 +71,9 @@ struct linespec_result
      object.  */
   int pre_expanded;
 
-  /* If PRE_EXPANDED is non-zero, this is set to the linespec entered
+  /* If PRE_EXPANDED is non-zero, this is set to the location entered
      by the user.  This will be freed by destroy_linespec_result.  */
-  char *addr_string;
+  struct event_location *location;
 
   /* The sals.  The vector will be freed by
      destroy_linespec_result.  */
@@ -96,10 +96,10 @@ extern struct cleanup *
 /* Decode a linespec using the provided default symtab and line.  */
 
 extern struct symtabs_and_lines
-	decode_line_1 (char **argptr, int flags,
+	decode_line_1 (const struct event_location *location, int flags,
 		       struct symtab *default_symtab, int default_line);
 
-/* Parse *ARGPTR as a linespec and return results.  This is the "full"
+/* Parse LOCATION and return results.  This is the "full"
    interface to this module, which handles multiple results
    properly.
 
@@ -135,7 +135,7 @@ extern struct symtabs_and_lines
    strcmp sense) to FILTER will be returned; all others will be
    filtered out.  */
 
-extern void decode_line_full (char **argptr, int flags,
+extern void decode_line_full (const struct event_location *location, int flags,
 			      struct symtab *default_symtab, int default_line,
 			      struct linespec_result *canonical,
 			      const char *select_mode,
diff --git a/gdb/mi/mi-cmd-break.c b/gdb/mi/mi-cmd-break.c
index 186f807..c8c988d 100644
--- a/gdb/mi/mi-cmd-break.c
+++ b/gdb/mi/mi-cmd-break.c
@@ -28,6 +28,9 @@
 #include "observer.h"
 #include "mi-main.h"
 #include "mi-cmd-break.h"
+#include "language.h"
+#include "location.h"
+#include "linespec.h"
 #include "gdb_obstack.h"
 #include <ctype.h>
 
@@ -177,6 +180,7 @@ mi_cmd_break_insert_1 (int dprintf, char *command, char **argv, int argc)
   int tracepoint = 0;
   struct cleanup *back_to = make_cleanup (null_cleanup, NULL);
   enum bptype type_wanted;
+  struct event_location *location;
   struct breakpoint_ops *ops;
   char *extra_string = NULL;
 
@@ -287,7 +291,13 @@ mi_cmd_break_insert_1 (int dprintf, char *command, char **argv, int argc)
       ops = &bkpt_breakpoint_ops;
     }
 
-  create_breakpoint (get_current_arch (), address, condition, thread,
+  location = string_to_event_location (&address, current_language);
+  make_cleanup_delete_event_location (location);
+
+  if (*address)
+    error (_("Garbage '%s' at end of location"), address);
+
+  create_breakpoint (get_current_arch (), location, condition, thread,
 		     extra_string,
 		     0 /* condition and thread are valid.  */,
 		     temp_p, type_wanted,
diff --git a/gdb/probe.c b/gdb/probe.c
index dce2b25..8366220 100644
--- a/gdb/probe.c
+++ b/gdb/probe.c
@@ -33,6 +33,7 @@
 #include "value.h"
 #include "ax.h"
 #include "ax-gdb.h"
+#include "location.h"
 #include <ctype.h>
 
 typedef struct bound_probe bound_probe_s;
@@ -43,23 +44,24 @@ DEF_VEC_O (bound_probe_s);
 /* See definition in probe.h.  */
 
 struct symtabs_and_lines
-parse_probes (char **argptr, struct linespec_result *canonical)
+parse_probes (const struct event_location *location,
+	      struct linespec_result *canonical)
 {
-  char *arg_start, *arg_end, *arg;
+  char *arg_end, *arg;
   char *objfile_namestr = NULL, *provider = NULL, *name, *p;
   struct cleanup *cleanup;
   struct symtabs_and_lines result;
   struct objfile *objfile;
   struct program_space *pspace;
   const struct probe_ops *probe_ops;
-  const char *cs;
+  const char *arg_start, *cs;
 
   result.sals = NULL;
   result.nelts = 0;
 
-  arg_start = *argptr;
+  arg_start = get_linespec_location (location);
 
-  cs = *argptr;
+  cs = arg_start;
   probe_ops = probe_linespec_to_ops (&cs);
   if (probe_ops == NULL)
     error (_("'%s' is not a probe linespec"), arg_start);
@@ -170,12 +172,15 @@ parse_probes (char **argptr, struct linespec_result *canonical)
 
   if (canonical)
     {
+      char *canon;
+
+      canon = savestring (arg_start, arg_end - arg_start);
+      make_cleanup (xfree, canon);
       canonical->special_display = 1;
       canonical->pre_expanded = 1;
-      canonical->addr_string = savestring (*argptr, arg_end - *argptr);
+      canonical->location = new_linespec_location (&canon);
     }
 
-  *argptr = arg_end;
   do_cleanups (cleanup);
 
   return result;
diff --git a/gdb/probe.h b/gdb/probe.h
index e8d5dfe..c058a38 100644
--- a/gdb/probe.h
+++ b/gdb/probe.h
@@ -20,6 +20,8 @@
 #if !defined (PROBE_H)
 #define PROBE_H 1
 
+struct event_location;
+
 #include "gdb_vecs.h"
 
 /* Definition of a vector of probes.  */
@@ -219,9 +221,9 @@ struct bound_probe
   };
 
 /* A helper for linespec that decodes a probe specification.  It returns a
-   symtabs_and_lines object and updates *ARGPTR or throws an error.  */
+   symtabs_and_lines object and updates LOC or throws an error.  */
 
-extern struct symtabs_and_lines parse_probes (char **argptr,
+extern struct symtabs_and_lines parse_probes (const struct event_location *loc,
 					      struct linespec_result *canon);
 
 /* Helper function to register the proper probe_ops to a newly created probe.
diff --git a/gdb/python/py-breakpoint.c b/gdb/python/py-breakpoint.c
index 42a8596..30619dc 100644
--- a/gdb/python/py-breakpoint.c
+++ b/gdb/python/py-breakpoint.c
@@ -30,6 +30,7 @@
 #include "ada-lang.h"
 #include "arch-utils.h"
 #include "language.h"
+#include "location.h"
 
 /* Number of live breakpoints.  */
 static int bppy_live;
@@ -380,7 +381,7 @@ bppy_set_hit_count (PyObject *self, PyObject *newvalue, void *closure)
 static PyObject *
 bppy_get_location (PyObject *self, void *closure)
 {
-  char *str;
+  const char *str;
   gdbpy_breakpoint_object *obj = (gdbpy_breakpoint_object *) self;
 
   BPPY_REQUIRE_VALID (obj);
@@ -388,8 +389,7 @@ bppy_get_location (PyObject *self, void *closure)
   if (obj->bp->type != bp_breakpoint)
     Py_RETURN_NONE;
 
-  str = obj->bp->addr_string;
-
+  str = event_location_to_string (obj->bp->location);
   if (! str)
     str = "";
   return PyString_Decode (str, strlen (str), host_charset (), NULL);
@@ -670,8 +670,12 @@ bppy_init (PyObject *self, PyObject *args, PyObject *kwargs)
 	{
 	case bp_breakpoint:
 	  {
+	    struct event_location *location;
+
+	    location = new_linespec_location (&copy);
+	    make_cleanup_delete_event_location (location);
 	    create_breakpoint (python_gdbarch,
-			       copy, NULL, -1, NULL,
+			       location, NULL, -1, NULL,
 			       0,
 			       temporary_bp, bp_breakpoint,
 			       0,
diff --git a/gdb/python/py-finishbreakpoint.c b/gdb/python/py-finishbreakpoint.c
index 34e9643..2160ef5 100644
--- a/gdb/python/py-finishbreakpoint.c
+++ b/gdb/python/py-finishbreakpoint.c
@@ -29,6 +29,7 @@
 #include "observer.h"
 #include "inferior.h"
 #include "block.h"
+#include "location.h"
 
 /* Function that is called when a Python finish bp is found out of scope.  */
 static char * const outofscope_func = "out_of_scope";
@@ -166,7 +167,7 @@ bpfinishpy_init (PyObject *self, PyObject *args, PyObject *kwargs)
   PyObject *internal = NULL;
   int internal_bp = 0;
   CORE_ADDR finish_pc, pc;
-  char *addr_str, small_buf[100];
+  char small_buf[100], *p;
   struct symbol *function;
 
   if (!PyArg_ParseTupleAndKeywords (args, kwargs, "|OO", keywords,
@@ -293,13 +294,17 @@ bpfinishpy_init (PyObject *self, PyObject *args, PyObject *kwargs)
 
   TRY
     {
+      struct event_location *location;
+      struct cleanup *back_to;
+
       /* Set a breakpoint on the return address.  */
       finish_pc = get_frame_pc (prev_frame);
       xsnprintf (small_buf, sizeof (small_buf), "*%s", hex_string (finish_pc));
-      addr_str = small_buf;
-
+      p = small_buf;
+      location = new_linespec_location (&p);
+      back_to = make_cleanup_delete_event_location (location);
       create_breakpoint (python_gdbarch,
-                         addr_str, NULL, thread, NULL,
+                         location, NULL, thread, NULL,
                          0,
                          1 /*temp_flag*/,
                          bp_breakpoint,
@@ -307,6 +312,7 @@ bpfinishpy_init (PyObject *self, PyObject *args, PyObject *kwargs)
                          AUTO_BOOLEAN_TRUE,
                          &bkpt_breakpoint_ops,
                          0, 1, internal_bp, 0);
+      do_cleanups (back_to);
     }
   CATCH (except, RETURN_MASK_ALL)
     {
diff --git a/gdb/python/python.c b/gdb/python/python.c
index 4f88b0e..c28f98b 100644
--- a/gdb/python/python.c
+++ b/gdb/python/python.c
@@ -34,6 +34,7 @@
 #include "extension-priv.h"
 #include "cli/cli-utils.h"
 #include <ctype.h>
+#include "location.h"
 
 /* Declared constants and enum for python stack printing.  */
 static const char python_excp_none[] = "none";
@@ -724,12 +725,12 @@ gdbpy_decode_line (PyObject *self, PyObject *args)
   struct symtabs_and_lines sals = { NULL, 0 }; /* Initialize to
 						  appease gcc.  */
   struct symtab_and_line sal;
-  const char *arg = NULL;
-  char *copy_to_free = NULL, *copy = NULL;
+  char *arg = NULL;
   struct cleanup *cleanups;
   PyObject *result = NULL;
   PyObject *return_result = NULL;
   PyObject *unparsed = NULL;
+  struct event_location *location;
 
   if (! PyArg_ParseTuple (args, "|s", &arg))
     return NULL;
@@ -738,14 +739,16 @@ gdbpy_decode_line (PyObject *self, PyObject *args)
 
   sals.sals = NULL;
 
+  if (arg != NULL)
+    {
+      location = new_linespec_location (&arg);
+      make_cleanup_delete_event_location (location);
+    }
+
   TRY
     {
       if (arg)
-	{
-	  copy = xstrdup (arg);
-	  copy_to_free = copy;
-	  sals = decode_line_1 (&copy, 0, 0, 0);
-	}
+	sals = decode_line_1 (location, 0, 0, 0);
       else
 	{
 	  set_default_source_symtab_and_line ();
@@ -761,10 +764,7 @@ gdbpy_decode_line (PyObject *self, PyObject *args)
   END_CATCH
 
   if (sals.sals != NULL && sals.sals != &sal)
-    {
-      make_cleanup (xfree, copy_to_free);
-      make_cleanup (xfree, sals.sals);
-    }
+    make_cleanup (xfree, sals.sals);
 
   if (except.reason < 0)
     {
@@ -808,9 +808,9 @@ gdbpy_decode_line (PyObject *self, PyObject *args)
       goto error;
     }
 
-  if (copy && strlen (copy) > 0)
+  if (arg != NULL && strlen (arg) > 0)
     {
-      unparsed = PyString_FromString (copy);
+      unparsed = PyString_FromString (arg);
       if (unparsed == NULL)
 	{
 	  Py_DECREF (result);
diff --git a/gdb/remote.c b/gdb/remote.c
index 3b2325f..65536e8 100644
--- a/gdb/remote.c
+++ b/gdb/remote.c
@@ -44,6 +44,7 @@
 #include "gdb_bfd.h"
 #include "filestuff.h"
 #include "rsp-low.h"
+#include "location.h"
 
 #include <sys/time.h>
 
@@ -10729,13 +10730,12 @@ remote_download_tracepoint (struct target_ops *self, struct bp_location *loc)
 
   if (packet_support (PACKET_TracepointSource) == PACKET_ENABLE)
     {
-      if (b->addr_string)
+      if (b->location != NULL)
 	{
 	  strcpy (buf, "QTDPsrc:");
-	  encode_source_string (b->number, loc->address,
-				"at", b->addr_string, buf + strlen (buf),
-				2048 - strlen (buf));
-
+	  encode_source_string (b->number, loc->address, "at",
+				event_location_to_string (b->location),
+				buf + strlen (buf), 2048 - strlen (buf));
 	  putpkt (buf);
 	  remote_get_noisy_reply (&target_buf, &target_buf_size);
 	  if (strcmp (target_buf, "OK"))
diff --git a/gdb/spu-tdep.c b/gdb/spu-tdep.c
index 7e05834..83f4c6e 100644
--- a/gdb/spu-tdep.c
+++ b/gdb/spu-tdep.c
@@ -45,7 +45,7 @@
 #include "dwarf2-frame.h"
 #include "ax.h"
 #include "spu-tdep.h"
-
+#include "location.h"
 
 /* The list of available "set spu " and "show spu " commands.  */
 static struct cmd_list_element *setspucmdlist = NULL;
@@ -1954,8 +1954,10 @@ spu_catch_start (struct objfile *objfile)
 {
   struct bound_minimal_symbol minsym;
   struct compunit_symtab *cust;
+  char buf[32], *p;
   CORE_ADDR pc;
-  char buf[32];
+  struct event_location *location;
+  struct cleanup *back_to;
 
   /* Do this only if requested by "set spu stop-on-load on".  */
   if (!spu_stop_on_load_p)
@@ -2000,7 +2002,10 @@ spu_catch_start (struct objfile *objfile)
   /* Use a numerical address for the set_breakpoint command to avoid having
      the breakpoint re-set incorrectly.  */
   xsnprintf (buf, sizeof buf, "*%s", core_addr_to_string (pc));
-  create_breakpoint (get_objfile_arch (objfile), buf /* arg */,
+  p = buf;
+  location = new_linespec_location (&p);
+  back_to = make_cleanup_delete_event_location (location);
+  create_breakpoint (get_objfile_arch (objfile), location,
 		     NULL /* cond_string */, -1 /* thread */,
 		     NULL /* extra_string */,
 		     0 /* parse_condition_and_thread */, 1 /* tempflag */,
@@ -2009,6 +2014,7 @@ spu_catch_start (struct objfile *objfile)
 		     AUTO_BOOLEAN_FALSE /* pending_break_support */,
 		     &bkpt_breakpoint_ops /* ops */, 0 /* from_tty */,
 		     1 /* enabled */, 0 /* internal  */, 0);
+  do_cleanups (back_to);
 }
 
 
diff --git a/gdb/tracepoint.c b/gdb/tracepoint.c
index 7c04ecb..af553a3 100644
--- a/gdb/tracepoint.c
+++ b/gdb/tracepoint.c
@@ -55,6 +55,7 @@
 #include "filestuff.h"
 #include "rsp-low.h"
 #include "tracefile.h"
+#include "location.h"
 
 /* readline include files */
 #include "readline/readline.h"
@@ -2712,14 +2713,22 @@ scope_info (char *args, int from_tty)
   int j, count = 0;
   struct gdbarch *gdbarch;
   int regno;
+  struct event_location *location;
+  struct cleanup *back_to;
 
   if (args == 0 || *args == 0)
     error (_("requires an argument (function, "
 	     "line or *addr) to define a scope"));
 
-  sals = decode_line_1 (&args, DECODE_LINE_FUNFIRSTLINE, NULL, 0);
+  location = string_to_event_location (&args, current_language);
+  back_to = make_cleanup_delete_event_location (location);
+  sals = decode_line_1 (location, DECODE_LINE_FUNFIRSTLINE, NULL, 0);
   if (sals.nelts == 0)
-    return;		/* Presumably decode_line_1 has already warned.  */
+    {
+      /* Presumably decode_line_1 has already warned.  */
+      do_cleanups (back_to);
+      return;
+    }
 
   /* Resolve line numbers to PC.  */
   resolve_sal_pc (&sals.sals[0]);
@@ -2856,6 +2865,7 @@ scope_info (char *args, int from_tty)
   if (count <= 0)
     printf_filtered ("Scope for %s contains no locals or arguments.\n",
 		     save_args);
+  do_cleanups (back_to);
 }
 
 /* Helper for trace_dump_command.  Dump the action list starting at
@@ -3078,7 +3088,7 @@ trace_dump_command (char *args, int from_tty)
 
 extern int
 encode_source_string (int tpnum, ULONGEST addr,
-		      char *srctype, char *src, char *buf, int buf_size)
+		      char *srctype, const char *src, char *buf, int buf_size)
 {
   if (80 + strlen (srctype) > buf_size)
     error (_("Buffer too small for source encoding"));
diff --git a/gdb/tracepoint.h b/gdb/tracepoint.h
index f34be15..549cf61 100644
--- a/gdb/tracepoint.h
+++ b/gdb/tracepoint.h
@@ -298,7 +298,7 @@ extern struct trace_state_variable *
 extern struct trace_state_variable *create_trace_state_variable (const char *name);
 
 extern int encode_source_string (int num, ULONGEST addr,
-				 char *srctype, char *src,
+				 char *srctype, const char *src,
 				 char *buf, int buf_size);
 
 extern void parse_trace_status (char *line, struct trace_status *ts);
