diff options
Diffstat (limited to 'gcc/testsuite/gcc.dg/tree-ssa/ssa-dce-2.c')
| -rw-r--r-- | gcc/testsuite/gcc.dg/tree-ssa/ssa-dce-2.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/ssa-dce-2.c b/gcc/testsuite/gcc.dg/tree-ssa/ssa-dce-2.c new file mode 100644 index 00000000000..64525141beb --- /dev/null +++ b/gcc/testsuite/gcc.dg/tree-ssa/ssa-dce-2.c @@ -0,0 +1,16 @@ +/* { dg-do compile } */ +/* { dg-options "-O1 -fdump-tree-dce3" } */ + +/* We should notice constantness of this function. */ +int t(int a) +{ + return a+1; +} +q() +{ + int i = t(1); + if (!i) + i = t(1); +} +/* There should be no IF conditionals. */ +/* { dg-final { scan-tree-dump-times "if " 0 "dce3"} } */ |