1 files changed, 12 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/multiple-overflow-warn-2.c b/gcc/testsuite/gcc.dg/multiple-overflow-warn-2.c
new file mode 100644
index 000000000..8a4e9e5c2
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/multiple-overflow-warn-2.c
@@ -0,0 +1,12 @@
+/* PR c/19978 : Test for duplicated warnings (binary operators).  */
+/* { dg-do compile } */
+/* { dg-options "-std=c99 -Woverflow" } */
+
+#include <limits.h>
+
+int 
+g1 (void)
+{
+  return INT_MAX + 1 - INT_MAX; /* { dg-bogus "integer overflow in expression.*integer overflow in expression" } */
+  /* { dg-warning "integer overflow in expression" "" { target *-*-* } 10 } */
+}