diff options
Diffstat (limited to 'gcc/testsuite/gcc.dg/tree-ssa/reassoc-13.c')
| -rw-r--r-- | gcc/testsuite/gcc.dg/tree-ssa/reassoc-13.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/reassoc-13.c b/gcc/testsuite/gcc.dg/tree-ssa/reassoc-13.c new file mode 100644 index 000000000..f05401cba --- /dev/null +++ b/gcc/testsuite/gcc.dg/tree-ssa/reassoc-13.c @@ -0,0 +1,15 @@ +/* { dg-do compile } */ +/* { dg-options "-O -ffast-math -fdump-tree-reassoc1 -fdump-tree-optimized" } */ + +double foo(double a) +{ + double tmp = 5.0; + double tmp2 = a + tmp; + tmp2 = tmp2 - a; + return a + tmp2 - 5.0; +} + +/* { dg-final { scan-tree-dump-not "\\\+ 0.0" "reassoc1" } } */ +/* { dg-final { scan-tree-dump "return a_..D.;" "optimized" } } */ +/* { dg-final { cleanup-tree-dump "reassoc1" } } */ +/* { dg-final { cleanup-tree-dump "optimized" } } */ |