1 files changed, 28 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/fold-eqxor-1.c b/gcc/testsuite/gcc.dg/fold-eqxor-1.c
new file mode 100644
index 000000000..d220e42bb
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/fold-eqxor-1.c
@@ -0,0 +1,28 @@
+/* { dg-do compile } */
+/* { dg-options "-O2 -fdump-tree-original" } */
+
+int test1(int a, int b)
+{
+  return (a ^ b) == 0;
+}
+
+int test2(int c, int d)
+{
+  return (c ^ d) != 0;
+}
+
+unsigned int test3(unsigned int e, unsigned int f)
+{
+  return (e ^ f) == 0;
+}
+
+unsigned int test4(unsigned int g, unsigned int h)
+{
+  return (g ^ h) != 0;
+}
+
+/* { dg-final { scan-tree-dump-times "a == b" 1 "original" } } */
+/* { dg-final { scan-tree-dump-times "c != d" 1 "original" } } */
+/* { dg-final { scan-tree-dump-times "e == f" 1 "original" } } */
+/* { dg-final { scan-tree-dump-times "g != h" 1 "original" } } */
+/* { dg-final { cleanup-tree-dump "original" } } */