diff options
Diffstat (limited to 'gcc/testsuite/gcc.dg/tree-ssa/pr23848-4.c')
| -rw-r--r-- | gcc/testsuite/gcc.dg/tree-ssa/pr23848-4.c | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/pr23848-4.c b/gcc/testsuite/gcc.dg/tree-ssa/pr23848-4.c new file mode 100644 index 000000000..66b21b81e --- /dev/null +++ b/gcc/testsuite/gcc.dg/tree-ssa/pr23848-4.c @@ -0,0 +1,25 @@ +/* PR middle-end/23848 */ +/* { dg-do compile } */ +/* { dg-options "-O2 -fdump-tree-optimized" } */ + +void bar (char *, char *, char *, char *, int); +void foo (int size) +{ + char temp[size]; + temp[size-1] = '\0'; + { + char temp2[size]; + { + char temp3[size]; + { + char temp4[size]; + bar (temp, temp2, temp3, temp4, size); + } + } + __asm __volatile ("" : : "r" (&temp[0]), "r" (&temp2[0]) : "memory"); + } +} + +/* { dg-final { scan-tree-dump-times "__builtin_stack_save" 1 "optimized"} } */ +/* { dg-final { scan-tree-dump-times "__builtin_stack_restore" 1 "optimized"} } */ +/* { dg-final { cleanup-tree-dump "optimized" } } */ |