diff options
Diffstat (limited to 'gcc/testsuite/gcc.dg/tree-ssa/alias-23.c')
-rw-r--r-- | gcc/testsuite/gcc.dg/tree-ssa/alias-23.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/alias-23.c b/gcc/testsuite/gcc.dg/tree-ssa/alias-23.c new file mode 100644 index 0000000000..9d0dd32061 --- /dev/null +++ b/gcc/testsuite/gcc.dg/tree-ssa/alias-23.c @@ -0,0 +1,18 @@ +/* { dg-do compile } */ +/* { dg-options "-O2 -fdump-tree-optimized" } */ + +typedef struct A { int i; double d; } A; + +void f1 (const char *c) +{ + A *s = (A*) __builtin_malloc (sizeof (A)); + double *p = &s->d; + s->i = 42; + __builtin_memcpy (p, c, sizeof (double)); + int j = s->i; + if (j != 42) __builtin_abort(); +} + +/* { dg-final { scan-tree-dump-not "abort" "optimized" } } */ +/* { dg-final { cleanup-tree-dump "optimized" } } */ + |