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[OB] breakpoint.c (init_breakpoint_sal): Add comment.

Message ID 001a1143804ef139a60529e1d2c1@google.com
State New
Headers show

Commit Message

Doug Evans Jan. 22, 2016, 1:06 a.m. UTC 
Hi.

While digging deeper into
https://sourceware.org/ml/gdb-patches/2016-01/msg00497.html
I was reading init_breakpoint_sal, trying to make sense of it.
This comment helps a bit.

2016-01-21  Doug Evans  <dje@google.com>

	* breakpoint.c (init_breakpoint_sal): Add comment.
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Patch

diff --git a/gdb/breakpoint.c b/gdb/breakpoint.c
index 3aac26c..7b610ef 100644
--- a/gdb/breakpoint.c
+++ b/gdb/breakpoint.c
@@ -9233,7 +9233,8 @@  update_dprintf_commands (char *args, int from_tty,

  /* Create a breakpoint with SAL as location.  Use LOCATION
     as a description of the location, and COND_STRING
-   as condition expression.  */
+   as condition expression.  If LOCATION is NULL then create an
+   "address location" from the address in the SAL.  */

  static void
  init_breakpoint_sal (struct breakpoint *b, struct gdbarch *gdbarch,