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| author | Richard Guenther <rguenther@suse.de> | 2005-08-02 15:12:03 +0000 |
|---|---|---|
| committer | Richard Biener <rguenth@gcc.gnu.org> | 2005-08-02 15:12:03 +0000 |
| commit | 237504fc6ab2d7d7561d9f525a547e46b6786797 (patch) | |
| tree | 28efd98e761c2403382ff2175d4d896feb9aa459 /gcc | |
| parent | 4de719981b32e06f983906cf826bb124eec8c083 (diff) | |
| download | gcc-237504fc6ab2d7d7561d9f525a547e46b6786797.zip gcc-237504fc6ab2d7d7561d9f525a547e46b6786797.tar.gz gcc-237504fc6ab2d7d7561d9f525a547e46b6786797.tar.bz2 | |
fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is positive if its first argument is positive.
2005-08-02 Richard Guenther <rguenther@suse.de>
* fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
positive if its first argument is positive.
From-SVN: r102657
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/fold-const.c | 2 |
2 files changed, 6 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 5127e43..216deb9 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,5 +1,10 @@ 2005-08-02 Richard Guenther <rguenther@suse.de> + * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is + positive if its first argument is positive. + +2005-08-02 Richard Guenther <rguenther@suse.de> + PR tree-optimization/23177 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands on TMR_TAG. diff --git a/gcc/fold-const.c b/gcc/fold-const.c index c74f891..ed5394a 100644 --- a/gcc/fold-const.c +++ b/gcc/fold-const.c @@ -10904,7 +10904,6 @@ tree_expr_nonnegative_p (tree t) CASE_BUILTIN_F (BUILT_IN_EXP2) CASE_BUILTIN_F (BUILT_IN_FABS) CASE_BUILTIN_F (BUILT_IN_FDIM) - CASE_BUILTIN_F (BUILT_IN_FREXP) CASE_BUILTIN_F (BUILT_IN_HYPOT) CASE_BUILTIN_F (BUILT_IN_POW10) CASE_BUILTIN_I (BUILT_IN_FFS) @@ -10928,6 +10927,7 @@ tree_expr_nonnegative_p (tree t) CASE_BUILTIN_F (BUILT_IN_EXPM1) CASE_BUILTIN_F (BUILT_IN_FLOOR) CASE_BUILTIN_F (BUILT_IN_FMOD) + CASE_BUILTIN_F (BUILT_IN_FREXP) CASE_BUILTIN_F (BUILT_IN_LCEIL) CASE_BUILTIN_F (BUILT_IN_LDEXP) CASE_BUILTIN_F (BUILT_IN_LFLOOR) |