1 files changed, 18 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.dg/warn/overflow-warn-6.C b/gcc/testsuite/g++.dg/warn/overflow-warn-6.C
new file mode 100644
index 000000000..6c7a28b3c
--- /dev/null
+++ b/gcc/testsuite/g++.dg/warn/overflow-warn-6.C
@@ -0,0 +1,18 @@
+/* Test non-constant operands in overflowed expressions.  */
+/* { dg-do compile } */
+/* { dg-options "-Woverflow" } */
+
+#include <limits.h>
+
+int 
+h1 (int x)
+{
+  return x * (0 * (INT_MAX + 1)); /* { dg-warning "integer overflow in expression" } */
+}
+
+int 
+h2 (int x)
+{
+  return ((INT_MAX + 1) * 0) * x; /* { dg-warning "integer overflow in expression" } */
+}
+