diff options
Diffstat (limited to 'gcc-4.9/gcc/testsuite/gcc.dg/pr38984.c')
| -rw-r--r-- | gcc-4.9/gcc/testsuite/gcc.dg/pr38984.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.dg/pr38984.c b/gcc-4.9/gcc/testsuite/gcc.dg/pr38984.c new file mode 100644 index 000000000..3ccb0e492 --- /dev/null +++ b/gcc-4.9/gcc/testsuite/gcc.dg/pr38984.c @@ -0,0 +1,17 @@ +/* { dg-do compile } */ +/* { dg-options "-O2 -fno-delete-null-pointer-checks -fdump-tree-optimized -fno-isolate-erroneous-paths-dereference" } + * */ + +int f(int *p) +{ + int a = *p; + int *null = 0; + *null = 5; + return *p == a; +} + +/* { dg-final { scan-tree-dump-times "\\\*p" 2 "optimized" } } */ +/* { dg-final { scan-tree-dump-not "return 1" "optimized" } } */ +/* { dg-final { cleanup-tree-dump "optimized" } } */ + + |