1 files changed, 25 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/fold-bitand-3.c b/gcc/testsuite/gcc.dg/fold-bitand-3.c
new file mode 100644
index 000000000..43d765bbf
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/fold-bitand-3.c
@@ -0,0 +1,25 @@
+/* { dg-do compile } */
+/* { dg-options "-fdump-tree-original" } */
+
+char c[4] __attribute__ ((aligned (4)));
+
+struct S {
+  char c1;
+  char c2;
+  char c3;
+  char c4;
+};
+
+int f1 (void)
+{
+  return 3 & (__SIZE_TYPE__)&c[1];
+}
+
+int f2 (void)
+{
+  return 3 & (__SIZE_TYPE__)&((struct S *)&c)->c2;
+}
+
+/* { dg-final { scan-tree-dump-times "\& 3" 0 "original" } } */
+/* { dg-final { scan-tree-dump-times "return 1" 2 "original" } } */
+/* { dg-final { cleanup-tree-dump "original" } } */