diff options
Diffstat (limited to 'gcc/testsuite/gcc.dg/tree-ssa/pr58480.c')
| -rw-r--r-- | gcc/testsuite/gcc.dg/tree-ssa/pr58480.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/pr58480.c b/gcc/testsuite/gcc.dg/tree-ssa/pr58480.c new file mode 100644 index 0000000..a42edf9 --- /dev/null +++ b/gcc/testsuite/gcc.dg/tree-ssa/pr58480.c @@ -0,0 +1,19 @@ +/* { dg-do compile { target { ! keeps_null_pointer_checks } } } */ +/* { dg-options "-O2 -fdump-tree-vrp1" } */ + +extern void eliminate (void); +extern void* f1 (void *a, void *b) __attribute__((nonnull)); +extern void* f2 (void *a, void *b) __attribute__((nonnull(2))); +void g1 (void*p, void*q){ + f1 (q, p); + if (p == 0) + eliminate (); +} +void g2 (void*p, void*q){ + f2 (q, p); + if (p == 0) + eliminate (); +} + +/* { dg-final { scan-tree-dump-times "Folding predicate\[^\\n\]*to 0" 2 "vrp1" } } */ +/* { dg-final { cleanup-tree-dump "vrp1" } } */ |