diff options
Diffstat (limited to 'gcc-4.4.3/gcc/testsuite/gcc.dg/overlay4.c')
| -rw-r--r-- | gcc-4.4.3/gcc/testsuite/gcc.dg/overlay4.c | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/gcc-4.4.3/gcc/testsuite/gcc.dg/overlay4.c b/gcc-4.4.3/gcc/testsuite/gcc.dg/overlay4.c new file mode 100644 index 000000000..8dfc49946 --- /dev/null +++ b/gcc-4.4.3/gcc/testsuite/gcc.dg/overlay4.c @@ -0,0 +1,25 @@ +/* { dg-do compile } */ +/* { dg-options "-O2 -fearly-stack-alloc -fno-strict-aliasing -fdump-tree-stack-overlay" } */ +union U { + int a; + float b; +}; +struct A { + union U u1; + char a[100]; +}; +void bar (struct A *); +void foo () + { + { + struct A a; + bar (&a); + } + { + struct A a; + bar (&a); + } + } + +/* { dg-final { scan-tree-dump "Number of partitions = 1" "stack-overlay" } } */ +/* { dg-final { cleanup-tree-dump "stack-overlay" } } */ |