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| author | Marc Glisse <marc.glisse@inria.fr> | 2016-05-02 16:09:07 +0200 |
|---|---|---|
| committer | Marc Glisse <glisse@gcc.gnu.org> | 2016-05-02 14:09:07 +0000 |
| commit | a8b85ce9e2bffc9fcacaf0cfbbb803b01f7598e8 (patch) | |
| tree | 7567c427730a007f93a9f0c7a26e2c9deebd6207 /gcc/fold-const.h | |
| parent | 5b37e8664b05336df60996a2411b4d61a852c613 (diff) | |
| download | gcc-a8b85ce9e2bffc9fcacaf0cfbbb803b01f7598e8.zip gcc-a8b85ce9e2bffc9fcacaf0cfbbb803b01f7598e8.tar.gz gcc-a8b85ce9e2bffc9fcacaf0cfbbb803b01f7598e8.tar.bz2 | |
Move "X +- C1 CMP C2 to X CMP C2 -+ C1" to match.pd
2016-05-02 Marc Glisse <marc.glisse@inria.fr>
gcc/
* flag-types.h (enum warn_strict_overflow_code): Move ...
* coretypes.h: ... here.
* fold-const.h (fold_overflow_warning): Declare.
* fold-const.c (fold_overflow_warning): Make non-static.
(fold_comparison): Move the transformation of X +- C1 CMP C2
into X CMP C2 -+ C1 ...
* match.pd: ... here.
* gimple-fold.c (fold_stmt_1): Protect with
fold_defer_overflow_warnings.
gcc/testsuite/
* gcc.dg/tree-ssa/20040305-1.c: Adjust.
From-SVN: r235760
Diffstat (limited to 'gcc/fold-const.h')
| -rw-r--r-- | gcc/fold-const.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/gcc/fold-const.h b/gcc/fold-const.h index 02f4270..637e46b 100644 --- a/gcc/fold-const.h +++ b/gcc/fold-const.h @@ -86,6 +86,7 @@ extern void fold_defer_overflow_warnings (void); extern void fold_undefer_overflow_warnings (bool, const gimple *, int); extern void fold_undefer_and_ignore_overflow_warnings (void); extern bool fold_deferring_overflow_warnings_p (void); +extern void fold_overflow_warning (const char*, enum warn_strict_overflow_code); extern int operand_equal_p (const_tree, const_tree, unsigned int); extern int multiple_of_p (tree, const_tree, const_tree); #define omit_one_operand(T1,T2,T3)\ |