diff options
Diffstat (limited to 'gcc/testsuite/gcc.dg/tree-ssa/builtin-free.c')
| -rw-r--r-- | gcc/testsuite/gcc.dg/tree-ssa/builtin-free.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/builtin-free.c b/gcc/testsuite/gcc.dg/tree-ssa/builtin-free.c new file mode 100644 index 000000000..67dd07140 --- /dev/null +++ b/gcc/testsuite/gcc.dg/tree-ssa/builtin-free.c @@ -0,0 +1,20 @@ +/* { dg-do compile } */ +/* { dg-options "-O2 -fdump-tree-optimized" } */ + +void bar (void *); +void foo(unsigned n) +{ + void *p = __builtin_malloc (n); + if (p) + { + bar (p); + __builtin_free (p); + p = 0; + } + __builtin_free (p); +} + +/* We should remove the redundant call to free. */ + +/* { dg-final { scan-tree-dump-times "free" 1 "optimized" } } */ +/* { dg-final { cleanup-tree-dump "optimized" } } */ |