--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gcc/testsuite/c-c++-common/pr69764.c	Fri Oct 27 22:46:09 2017 +0900
@@ -0,0 +1,38 @@
+/* PR rtl-optimization/69764 */
+/* { dg-do compile { target int32plus } } */
+
+unsigned char
+fn1 (unsigned char a)
+{
+  return a >> ~6;	/* { dg-warning "right shift count is negative" } */
+}
+
+unsigned short
+fn2 (unsigned short a)
+{
+  return a >> ~6;	/* { dg-warning "right shift count is negative" } */
+}
+
+unsigned int
+fn3 (unsigned int a)
+{
+  return a >> ~6;	/* { dg-warning "right shift count is negative" } */
+}
+
+unsigned char
+fn4 (unsigned char a)
+{
+  return a >> 0xff03;	/* { dg-warning "right shift count >= width of type" } */
+}
+
+unsigned short
+fn5 (unsigned short a)
+{
+  return a >> 0xff03;	/* { dg-warning "right shift count >= width of type" } */
+}
+
+unsigned int
+fn6 (unsigned int a)
+{
+  return a >> 0xff03;	/* { dg-warning "right shift count >= width of type" } */
+}