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| author | phython <phython@138bc75d-0d04-0410-961f-82ee72b054a4> | 2005-03-11 03:18:56 +0000 |
|---|---|---|
| committer | phython <phython@138bc75d-0d04-0410-961f-82ee72b054a4> | 2005-03-11 03:18:56 +0000 |
| commit | 48854785d83ba49184295281e927c400d776c5d9 (patch) | |
| tree | 2c71b62d1a54cb3df4ca245b02f729ad871db5e0 /gcc/testsuite/gcc.dg/pr20130-1.c | |
| parent | bf0ee60aba3bc52a02fc126a805f3e6c0f3cb3c0 (diff) | |
| download | gcc-48854785d83ba49184295281e927c400d776c5d9.tar.gz | |
2005-03-11 James A. Morrison <phython@gcc.gnu.org>
PR tree-optimization/20130
* fold-const.c (fold): Fold x * -1 into -x.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@96283 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/testsuite/gcc.dg/pr20130-1.c')
| -rw-r--r-- | gcc/testsuite/gcc.dg/pr20130-1.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/pr20130-1.c b/gcc/testsuite/gcc.dg/pr20130-1.c new file mode 100644 index 00000000000..7097ff600eb --- /dev/null +++ b/gcc/testsuite/gcc.dg/pr20130-1.c @@ -0,0 +1,14 @@ +/* { dg-do compile } */ +/* { dg-options "-fdump-tree-generic" } */ +int z (int a) { + return a * -1; +} + +int x (int a) { + return -1 * a; +} + +int y (int a) { + return -(-1 * -a); +} +/* { dg-final { scan-tree-dump-times "-a" 3 "generic" } } */ |