From: Eric Botcazou Date: Thu, 28 Mar 2013 08:29:10 +0000 (+0000) Subject: toplev.c (process_options): Do not disable -fomit-frame-pointer on a general basis... X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=a9dc2a2f95a6a88c99a75aa16f7a43f2c2c3e93a;p=gcc.git 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 --- diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 3d2c4ea28e6..2dda70c1382 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2013-03-28 Eric Botcazou + + * 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 * doc/invoke.texi (AVR Options): Tweak link for AVR-LibC user manual. diff --git a/gcc/toplev.c b/gcc/toplev.c index ad423917649..b85917d109e 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