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-rw-r--r--gcc-4.4.3/gcc/testsuite/gcc.dg/overlay5.c24
1 files changed, 24 insertions, 0 deletions
diff --git a/gcc-4.4.3/gcc/testsuite/gcc.dg/overlay5.c b/gcc-4.4.3/gcc/testsuite/gcc.dg/overlay5.c
new file mode 100644
index 000000000..a815f23f3
--- /dev/null
+++ b/gcc-4.4.3/gcc/testsuite/gcc.dg/overlay5.c
@@ -0,0 +1,24 @@
+/* { dg-do compile } */
+/* { dg-options "-O2 -fearly-stack-alloc -fno-strict-aliasing -fdump-tree-stack-overlay" } */
+void bar( char *);
+int foo()
+{
+ int i=0;
+ {
+ char a[8192];
+ bar(a);
+ i += a[0];
+ }
+ {
+ char a[8192];
+ char b[32];
+ bar(a);
+ i += a[0];
+ bar(b);
+ i += a[0];
+ }
+ return i;
+}
+/* { dg-final { scan-tree-dump "Number of partitions = 2" "stack-overlay" } } */
+/* { dg-final { scan-tree-dump "size 8192" "stack-overlay" } } */
+/* { dg-final { scan-tree-dump "size 32" "stack-overlay" } } */