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[3/3] Switch gdb's TRY/CATCH to C++ try/catch

Message ID 1461282640-30425-4-git-send-email-palves@redhat.com
State New, archived
Headers

Commit Message

Pedro Alves April 21, 2016, 11:50 p.m. UTC 
  The exceptions-across-readline issue was fixed by the previous commit.
Let's try this again.

gdb/ChangeLog:
2016-04-21  Pedro Alves  <palves@redhat.com>

	* common/common-exceptions.h (GDB_XCPT_TRY): Remove mention of
	the foreign frames issue.
	[__cplusplus] (GDB_XCPT): Define as GDB_XCPT_TRY.
---
 gdb/common/common-exceptions.h | 11 ++++++-----
 1 file changed, 6 insertions(+), 5 deletions(-)
diff mbox

Patch

diff --git a/gdb/common/common-exceptions.h b/gdb/common/common-exceptions.h
index 4a9f675..ed1cf5e 100644
--- a/gdb/common/common-exceptions.h
+++ b/gdb/common/common-exceptions.h
@@ -122,9 +122,7 @@  struct gdb_exception
    the only mode supported when GDB is built as a C program.  */
 #define GDB_XCPT_SJMP 1
 
-/* Make GDB exceptions use try/catch behind the scenes.  Can't be made
-   the default until we handle exceptions crossing foreign frames
-   (gdb -> readline callback -> gdb -> error).  */
+/* Make GDB exceptions use try/catch behind the scenes.  */
 #define GDB_XCPT_TRY 2
 
 /* Specify this mode to build with TRY/CATCH mapped directly to raw
@@ -133,8 +131,11 @@  struct gdb_exception
    spurious code between the TRY and the CATCH block.  */
 #define GDB_XCPT_RAW_TRY 3
 
-/* Always use setjmp/longmp, even in C++ mode.  */
-#define GDB_XCPT GDB_XCPT_SJMP
+#ifdef __cplusplus
+# define GDB_XCPT GDB_XCPT_TRY
+#else
+# define GDB_XCPT GDB_XCPT_SJMP
+#endif
 
 /* Functions to drive the sjlj-based exceptions state machine.  Though
    declared here by necessity, these functions should be considered