1 files changed, 14 insertions, 1 deletions
diff --git a/test/Sema/compare.c b/test/Sema/compare.c
index 97586a7cc05e3..b2b486f59f878 100644
--- a/test/Sema/compare.c
+++ b/test/Sema/compare.c
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -triple x86_64-apple-darwin -fsyntax-only -pedantic -verify -Wsign-compare %s -Wno-unreachable-code
+// RUN: %clang_cc1 -triple x86_64-apple-darwin -fsyntax-only -pedantic -verify -Wsign-compare -Wtautological-constant-in-range-compare %s -Wno-unreachable-code
 
 int test(char *C) { // nothing here should warn.
   return C != ((void*)0);
@@ -391,3 +391,16 @@ typedef char two_chars[2];
 void test12(unsigned a) {
   if (0 && -1 > a) { }
 }
+
+// PR36008
+
+enum PR36008EnumTest {
+  kPR36008Value = 0,
+};
+
+void pr36008(enum PR36008EnumTest lhs) {
+  __typeof__(lhs) x = lhs;
+  __typeof__(kPR36008Value) y = (kPR36008Value);
+  if (x == y) x = y; // no warning
+  if (y == x) y = x; // no warning
+}