1 files changed, 33 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/stack-usage-2.c b/gcc/testsuite/gcc.dg/stack-usage-2.c
new file mode 100644
index 0000000..d3c17a8
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/stack-usage-2.c
@@ -0,0 +1,33 @@
+/* { dg-do compile } */
+/* { dg-options "-Wstack-usage=512" } */
+
+int foo1 (void)
+{
+  char arr[16];
+  arr[0] = 1;
+  return 0;
+} /* { dg-bogus "stack usage" } */
+
+int foo2 (void)
+{
+  char arr[1024];
+  arr[0] = 1;
+  return 0;
+} /* { dg-warning "stack usage is \[0-9\]* bytes" } */
+
+int foo3 (void)
+{
+  char arr[1024] __attribute__((aligned (512)));
+  arr[0] = 1;
+  /* Force dynamic realignment of argument pointer.  */
+  __builtin_apply ((void (*)()) foo2, 0, 0);
+  return 0;
+
+} /* { dg-warning "stack usage might be \[0-9\]* bytes" } */
+
+int foo4 (int n)
+{
+  char arr[n];
+  arr[0] = 1;
+  return 0;
+} /* { dg-warning "stack usage might be unbounded" } */