Make helper functions static.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@175265 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/AST/Decl.cpp b/lib/AST/Decl.cpp
index 433e767..66d698a 100644
--- a/lib/AST/Decl.cpp
+++ b/lib/AST/Decl.cpp
@@ -196,8 +196,7 @@
     FD->hasBody(Def) && Def->isInlined() && !Def->hasAttr<GNUInlineAttr>();
 }
 
-template<typename T>
-bool isInExternCContext(T *D) {
+template <typename T> static bool isInExternCContext(T *D) {
   const T *First = D->getFirstDeclaration();
   return First->getDeclContext()->isExternCContext();
 }
diff --git a/lib/Sema/SemaDecl.cpp b/lib/Sema/SemaDecl.cpp
index d2b4697..d425902 100644
--- a/lib/Sema/SemaDecl.cpp
+++ b/lib/Sema/SemaDecl.cpp
@@ -2065,8 +2065,8 @@
   return ABIDefaultCC == CC;
 }
 
-template<typename T>
-bool haveIncompatibleLanguageLinkages(const T *Old, const T *New) {
+template <typename T>
+static bool haveIncompatibleLanguageLinkages(const T *Old, const T *New) {
   const DeclContext *DC = Old->getDeclContext();
   if (DC->isRecord())
     return false;
diff --git a/lib/Sema/SemaDeclCXX.cpp b/lib/Sema/SemaDeclCXX.cpp
index 55b6435..763a4ce 100644
--- a/lib/Sema/SemaDeclCXX.cpp
+++ b/lib/Sema/SemaDeclCXX.cpp
@@ -4945,7 +4945,7 @@
   llvm_unreachable("unknown special method kind");
 }
 
-CXXConstructorDecl *findUserDeclaredCtor(CXXRecordDecl *RD) {
+static CXXConstructorDecl *findUserDeclaredCtor(CXXRecordDecl *RD) {
   for (CXXRecordDecl::ctor_iterator CI = RD->ctor_begin(), CE = RD->ctor_end();
        CI != CE; ++CI)
     if (!CI->isImplicit())
diff --git a/lib/Sema/SemaInit.cpp b/lib/Sema/SemaInit.cpp
index 1b69872..0de5b8c 100644
--- a/lib/Sema/SemaInit.cpp
+++ b/lib/Sema/SemaInit.cpp
@@ -5551,7 +5551,8 @@
 
 /// Somewhere within T there is an uninitialized reference subobject.
 /// Dig it out and diagnose it.
-bool DiagnoseUninitializedReference(Sema &S, SourceLocation Loc, QualType T) {
+static bool DiagnoseUninitializedReference(Sema &S, SourceLocation Loc,
+                                           QualType T) {
   if (T->isReferenceType()) {
     S.Diag(Loc, diag::err_reference_without_init)
       << T.getNonReferenceType();