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

llvm-svn: 313683

1 files changed, 0 insertions, 46 deletions

diff --git a/clang/test/Sema/tautological-unsigned-enum-zero-compare.c b/clang/test/Sema/tautological-unsigned-enum-zero-compare.c
deleted file mode 100644
index a0c2a30055c..00000000000
--- a/clang/test/Sema/tautological-unsigned-enum-zero-compare.c
+++ /dev/null
@@ -1,46 +0,0 @@
-// RUN: %clang_cc1 -fsyntax-only -DTEST -verify %s
-// RUN: %clang_cc1 -fsyntax-only -Wno-tautological-unsigned-enum-zero-compare -verify %s
-
-int main() {
-  enum A { A_foo, A_bar };
-  enum A a;
-
-#ifdef TEST
-  if (a < 0) // expected-warning {{comparison of unsigned enum expression < 0 is always false}}
-    return 0;
-  if (a >= 0) // expected-warning {{comparison of unsigned enum expression >= 0 is always true}}
-    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 (a < 0U) // expected-warning {{comparison of unsigned enum expression < 0 is always false}}
-    return 0;
-  if (a >= 0U) // expected-warning {{comparison of unsigned enum expression >= 0 is always true}}
-    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;
-#else
-  // expected-no-diagnostics
-  if (a < 0)
-    return 0;
-  if (a >= 0)
-    return 0;
-  if (0 <= a)
-    return 0;
-  if (0 > a)
-    return 0;
-  if (a < 0U)
-    return 0;
-  if (a >= 0U)
-    return 0;
-  if (0U <= a)
-    return 0;
-  if (0U > a)
-    return 0;
-#endif
-
-  return 1;
-}