diff options
| author | rguenth <rguenth@138bc75d-0d04-0410-961f-82ee72b054a4> | 2006-10-23 07:15:45 +0000 |
|---|---|---|
| committer | rguenth <rguenth@138bc75d-0d04-0410-961f-82ee72b054a4> | 2006-10-23 07:15:45 +0000 |
| commit | 6d9936db60b54ad1f35ca2803b717818a9571e62 (patch) | |
| tree | 7d9beeeaa99bee3c5a1fbb22e70da00ea720cc71 /gcc/testsuite/gcc.dg/pr21032.c | |
| parent | dc9682586abad956ec7beac2890a8b741d4b72b1 (diff) | |
| download | gcc-6d9936db60b54ad1f35ca2803b717818a9571e62.tar.gz | |
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.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@117968 138bc75d-0d04-0410-961f-82ee72b054a4
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 00000000000..839a180cead --- /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" } } */ |