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| author | Richard Guenther <rguenther@suse.de> | 2006-10-23 07:15:45 +0000 |
|---|---|---|
| committer | Richard Biener <rguenth@gcc.gnu.org> | 2006-10-23 07:15:45 +0000 |
| commit | 4f76e46b189899f58e018dec68d7f5e68a6e55a2 (patch) | |
| tree | 7d9beeeaa99bee3c5a1fbb22e70da00ea720cc71 /gcc/testsuite/gcc.dg/pr21032.c | |
| parent | 1b406eadf9697727eb412f11ecae8d691e54a562 (diff) | |
| download | gcc-4f76e46b189899f58e018dec68d7f5e68a6e55a2.zip gcc-4f76e46b189899f58e018dec68d7f5e68a6e55a2.tar.gz gcc-4f76e46b189899f58e018dec68d7f5e68a6e55a2.tar.bz2 | |
re PR middle-end/21032 (With -frounding-math, incorrectly reorders unary minus)
2006-10-23 Richard Guenther <rguenther@suse.de>
PR middle-end/21032
* convert.c (convert_to_real): Fold (float)-x to -(float)x
only if not flag_rounding_math.
* gcc.dg/pr21032.c: New testcase.
From-SVN: r117968
Diffstat (limited to 'gcc/testsuite/gcc.dg/pr21032.c')
| -rw-r--r-- | gcc/testsuite/gcc.dg/pr21032.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/pr21032.c b/gcc/testsuite/gcc.dg/pr21032.c new file mode 100644 index 0000000..839a180 --- /dev/null +++ b/gcc/testsuite/gcc.dg/pr21032.c @@ -0,0 +1,11 @@ +/* { dg-do compile } */ +/* { dg-options "-O -fdump-tree-optimized -frounding-math" } */ + +void bar(float x); +void foo(double x) +{ + bar(-x); +} + +/* { dg-final { scan-tree-dump-not "-\\(float\\)" "optimized" } } */ +/* { dg-final { cleanup-tree-dump "optimized" } } */ |