From 97e77abf8389e65f5eb935033cf1f71a69b4e00a Mon Sep 17 00:00:00 2001
From: NAKAMURA Takumi <geek4civic@gmail.com>
Date: Sat, 19 Jan 2013 01:47:46 +0000
Subject: [PATCH] Revert r172878, "Reword warning about using a *static*
 variable within its own initialization."

It broke, at least, linux, msvc and mingw bots.

llvm-svn: 172879
---
 clang/include/clang/Basic/DiagnosticGroups.td    |  4 +---
 clang/include/clang/Basic/DiagnosticSemaKinds.td |  3 ---
 clang/lib/Sema/SemaDecl.cpp                      | 14 ++++----------
 3 files changed, 5 insertions(+), 16 deletions(-)

diff --git a/clang/include/clang/Basic/DiagnosticGroups.td b/clang/include/clang/Basic/DiagnosticGroups.td
index 8a2d596..24c4ef3 100644
--- a/clang/include/clang/Basic/DiagnosticGroups.td
+++ b/clang/include/clang/Basic/DiagnosticGroups.td
@@ -259,9 +259,7 @@ def UndefinedReinterpretCast : DiagGroup<"undefined-reinterpret-cast">;
 def Unicode  : DiagGroup<"unicode">;
 def UninitializedMaybe : DiagGroup<"conditional-uninitialized">;
 def UninitializedSometimes : DiagGroup<"sometimes-uninitialized">;
-def UninitializedStaticSelfInit : DiagGroup<"static-self-init">;
-def Uninitialized  : DiagGroup<"uninitialized", [UninitializedSometimes,
-                                                 UninitializedStaticSelfInit]>;
+def Uninitialized  : DiagGroup<"uninitialized", [UninitializedSometimes]>;
 def UnknownPragmas : DiagGroup<"unknown-pragmas">;
 def UnknownWarningOption : DiagGroup<"unknown-warning-option">;
 def NSobjectAttribute : DiagGroup<"NSObject-attribute">;
diff --git a/clang/include/clang/Basic/DiagnosticSemaKinds.td b/clang/include/clang/Basic/DiagnosticSemaKinds.td
index c3f034a..c23d9ee 100644
--- a/clang/include/clang/Basic/DiagnosticSemaKinds.td
+++ b/clang/include/clang/Basic/DiagnosticSemaKinds.td
@@ -1292,9 +1292,6 @@ def warn_field_is_uninit : Warning<"field %0 is uninitialized when used here">,
 def warn_reference_field_is_uninit : Warning<
   "reference %0 is not yet bound to a value when used here">,
   InGroup<Uninitialized>;
-def warn_static_self_reference_in_init : Warning<
-  "static variable %0 is suspiciously used within its own initialization">,
-  InGroup<UninitializedStaticSelfInit>;
 def warn_uninit_self_reference_in_init : Warning<
   "variable %0 is uninitialized when used within its own initialization">,
   InGroup<Uninitialized>;
diff --git a/clang/lib/Sema/SemaDecl.cpp b/clang/lib/Sema/SemaDecl.cpp
index dbdbc3d..9cf5e73 100644
--- a/clang/lib/Sema/SemaDecl.cpp
+++ b/clang/lib/Sema/SemaDecl.cpp
@@ -6683,17 +6683,11 @@ namespace {
     void VisitObjCMessageExpr(ObjCMessageExpr *E) { return; }
 
     void HandleDeclRefExpr(DeclRefExpr *DRE) {
-      Decl* ReferenceDecl = DRE->getDecl();
+      Decl* ReferenceDecl = DRE->getDecl(); 
       if (OrigDecl != ReferenceDecl) return;
-      unsigned diag;
-      if (isReferenceType) {
-        diag = diag::warn_uninit_self_reference_in_reference_init;
-      } else if (cast<VarDecl>(OrigDecl)->isStaticLocal()) {
-        diag = diag::warn_static_self_reference_in_init;
-      } else {
-        diag = diag::warn_uninit_self_reference_in_init;
-      }
-
+      unsigned diag = isReferenceType
+          ? diag::warn_uninit_self_reference_in_reference_init
+          : diag::warn_uninit_self_reference_in_init;
       S.DiagRuntimeBehavior(DRE->getLocStart(), DRE,
                             S.PDiag(diag)
                               << DRE->getNameInfo().getName()
-- 
2.7.4