1 files changed, 15 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/wcaselabel-1.c b/gcc/testsuite/gcc.dg/wcaselabel-1.c
new file mode 100644
index 000000000..6f673dfaf
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/wcaselabel-1.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-w" } */
+
+
+int foo(int x)
+{
+  switch(x)
+  {
+
+  case 0 % 0:	 /* { dg-error "case label does not reduce to an integer constant" } */
+    return 1;
+  default:
+    return 2;
+  }
+}