diff options
| author | Richard Biener <rguenther@suse.de> | 2017-05-02 12:43:47 +0000 |
|---|---|---|
| committer | Richard Biener <rguenth@gcc.gnu.org> | 2017-05-02 12:43:47 +0000 |
| commit | 2bf54d93f159210d0c05a07c655eb847c069365c (patch) | |
| tree | ddcdc5b7297fd81372eb0759c3151dac988eb799 /gcc/common.opt | |
| parent | 03dc1f5f90a13c84967f8c2e684b076983f11d55 (diff) | |
| download | gcc-2bf54d93f159210d0c05a07c655eb847c069365c.tar.gz | |
common.opt (fstrict-overflow): Alias negative to fwrapv.
2017-05-02 Richard Biener <rguenther@suse.de>
* common.opt (fstrict-overflow): Alias negative to fwrapv.
* doc/invoke.texi (fstrict-overflow): Remove all traces of
-fstrict-overflow documentation.
* tree.h (TYPE_OVERFLOW_UNDEFINED): Do not test flag_strict_overflow.
(POINTER_TYPE_OVERFLOW_UNDEFINED): Test !flag_wrapv instead of
flag_strict_overflow.
* ipa-inline.c (can_inline_edge_p): Do not test flag_strict_overflow.
* lto-opts.c (lto_write_options): Do not stream it.
* lto-wrapper.c (merge_and_complain): Do not handle it.
* opts.c (default_options_table): Do not set -fstrict-overflow.
(finish_options): Likewise do not clear it when sanitizing.
* simplify-rtx.c (simplify_const_relational_operation): Do not
test flag_strict_overflow.
ada/
* gcc-interface/misc.c (gnat_post_options): Do not set
-fstrict-overflow.
* c-c++-common/Wlogical-op-1.c: Add -fwrapv to restore previous
behavior.
* gcc.target/i386/pr46253.c: Make i unsigned to avoid warning.
From-SVN: r247495
Diffstat (limited to 'gcc/common.opt')
| -rw-r--r-- | gcc/common.opt | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/gcc/common.opt b/gcc/common.opt index 437db8e8615..b7ece0c73e1 100644 --- a/gcc/common.opt +++ b/gcc/common.opt @@ -2342,8 +2342,8 @@ Common Report Var(flag_strict_aliasing) Optimization Assume strict aliasing rules apply. fstrict-overflow -Common Report Var(flag_strict_overflow) Optimization -Treat signed overflow as undefined. +Common NegativeAlias Alias(fwrapv) +Treat signed overflow as undefined. Negated as -fwrapv. fsync-libcalls Common Report Var(flag_sync_libcalls) Init(1) |