diff options
Diffstat (limited to 'gcc/testsuite/gcc.dg/tree-ssa/pr21574.c')
| -rw-r--r-- | gcc/testsuite/gcc.dg/tree-ssa/pr21574.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/pr21574.c b/gcc/testsuite/gcc.dg/tree-ssa/pr21574.c new file mode 100644 index 000000000..fc33d74e9 --- /dev/null +++ b/gcc/testsuite/gcc.dg/tree-ssa/pr21574.c @@ -0,0 +1,13 @@ +/* { dg-do compile } */ +/* { dg-options "-O -fdump-tree-fre-details" } */ + +int +foo (int *p) +{ + *p = 0; + return *p; +} + +/* The store to *p should be propagated to the load statement. */ +/* { dg-final { scan-tree-dump "Replaced \\\*p_.\\\(D\\\) with 0" "fre" } } */ +/* { dg-final { cleanup-tree-dump "fre" } } */ |