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-rw-r--r--gcc/testsuite/gcc.target/s390/20150826-1.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.target/s390/20150826-1.c b/gcc/testsuite/gcc.target/s390/20150826-1.c
new file mode 100644
index 00000000000..1567ced42e1
--- /dev/null
+++ b/gcc/testsuite/gcc.target/s390/20150826-1.c
@@ -0,0 +1,12 @@
+/* Check that emitting a dynamic stack check for sizes below the
+ current frame size work. */
+
+/* { dg-do compile } */
+/* { dg-options "-O3 -mstack-size=32" } */
+
+extern int bar(char *);
+int foo(void)
+{
+ char b[100];
+ return bar(b);
+} /* { dg-warning "An unconditional trap is added" } */