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| author | Eric Botcazou <ebotcazou@adacore.com> | 2013-03-28 08:29:10 +0000 |
|---|---|---|
| committer | Eric Botcazou <ebotcazou@gcc.gnu.org> | 2013-03-28 08:29:10 +0000 |
| commit | a9dc2a2f95a6a88c99a75aa16f7a43f2c2c3e93a (patch) | |
| tree | 5cbe9a66fcb4ebeb366395692132227631fd760b | |
| parent | f1c47b9db7c607b65eb1007eb107e826ff9260b7 (diff) | |
| download | gcc-a9dc2a2f95a6a88c99a75aa16f7a43f2c2c3e93a.zip gcc-a9dc2a2f95a6a88c99a75aa16f7a43f2c2c3e93a.tar.gz gcc-a9dc2a2f95a6a88c99a75aa16f7a43f2c2c3e93a.tar.bz2 | |
toplev.c (process_options): Do not disable -fomit-frame-pointer on a general basis if...
* toplev.c (process_options): Do not disable -fomit-frame-pointer on a
general basis if unwind info is requested and ACCUMULATE_OUTGOING_ARGS
is not enabled.
From-SVN: r197186
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/toplev.c | 12 |
2 files changed, 6 insertions, 12 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 3d2c4ea..2dda70c 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2013-03-28 Eric Botcazou <ebotcazou@adacore.com> + + * toplev.c (process_options): Do not disable -fomit-frame-pointer on a + general basis if unwind info is requested and ACCUMULATE_OUTGOING_ARGS + is not enabled. + 2013-03-27 Gerald Pfeifer <gerald@pfeifer.com> * doc/invoke.texi (AVR Options): Tweak link for AVR-LibC user manual. diff --git a/gcc/toplev.c b/gcc/toplev.c index ad42391..b85917d 100644 --- a/gcc/toplev.c +++ b/gcc/toplev.c @@ -1527,18 +1527,6 @@ process_options (void) if (!flag_stack_protect) warn_stack_protect = 0; - /* ??? Unwind info is not correct around the CFG unless either a frame - pointer is present or A_O_A is set. Fixing this requires rewriting - unwind info generation to be aware of the CFG and propagating states - around edges. */ - if (flag_unwind_tables && !ACCUMULATE_OUTGOING_ARGS - && flag_omit_frame_pointer) - { - warning (0, "unwind tables currently require a frame pointer " - "for correctness"); - flag_omit_frame_pointer = 0; - } - /* Address Sanitizer needs porting to each target architecture. */ if (flag_asan && (targetm.asan_shadow_offset == NULL |