Revert "[Sema] Move some stuff into -Wtautological-unsigned-enum-zero-compare"

This reverts commit r313677.

Buildbots fail with assertion failure
Failing Tests (7):
    Clang :: Analysis/null-deref-ps.c
    Clang :: CodeGen/enum.c
    Clang :: Sema/compare.c
    Clang :: Sema/outof-range-constant-compare.c
    Clang :: Sema/tautological-unsigned-enum-zero-compare.c
    Clang :: Sema/tautological-unsigned-zero-compare.c
    Clang :: SemaCXX/compare.cpp

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@313683 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 1 insertions, 52 deletions

diff --git a/test/Sema/compare.c b/test/Sema/compare.c
index 97586a7cc0..ae261432dc 100644
--- a/test/Sema/compare.c
+++ b/test/Sema/compare.c
@@ -308,59 +308,8 @@ int rdar8414119_bar(unsigned x) {
 int rdar8511238() {
   enum A { A_foo, A_bar };
   enum A a;
-
-  if (a == 0)
-      return 0;
-  if (a != 0)
-      return 0;
   if (a < 0) // expected-warning {{comparison of unsigned enum expression < 0 is always false}}
-      return 0;
-  if (a <= 0)
-      return 0;
-  if (a > 0)
-      return 0;
-  if (a >= 0) // expected-warning {{comparison of unsigned enum expression >= 0 is always true}}
-      return 0;
-
-  if (0 == a)
-      return 0;
-  if (0 != a)
-      return 0;
-  if (0 < a)
-      return 0;
-  if (0 <= a) // expected-warning {{comparison of 0 <= unsigned enum expression is always true}}
-      return 0;
-  if (0 > a) // expected-warning {{comparison of 0 > unsigned enum expression is always false}}
-      return 0;
-  if (0 >= a)
-      return 0;
-
-  if (a == 0U)
-      return 0;
-  if (a != 0U)
-      return 0;
-  if (a < 0U) // expected-warning {{comparison of unsigned enum expression < 0 is always false}}
-      return 0;
-  if (a <= 0U)
-      return 0;
-  if (a > 0U)
-      return 0;
-  if (a >= 0U) // expected-warning {{comparison of unsigned enum expression >= 0 is always true}}
-      return 0;
-
-  if (0U == a)
-      return 0;
-  if (0U != a)
-      return 0;
-  if (0U < a)
-      return 0;
-  if (0U <= a) // expected-warning {{comparison of 0 <= unsigned enum expression is always true}}
-      return 0;
-  if (0U > a) // expected-warning {{comparison of 0 > unsigned enum expression is always false}}
-      return 0;
-  if (0U >= a)
-      return 0;
-
+    return 0;
   return 20;
 }