Factor some code to get the "function level" DeclContext out into a separate function.

llvm-svn: 78478

2 files changed, 12 insertions, 9 deletions

diff --git a/clang/lib/Sema/Sema.cpp b/clang/lib/Sema/Sema.cpp
index 84d72115554..0259a3d18d5 100644
--- a/clang/lib/Sema/Sema.cpp
+++ b/clang/lib/Sema/Sema.cpp
@@ -309,27 +309,29 @@ void Sema::ActOnEndOfTranslationUnit() {
 // Helper functions.
 //===----------------------------------------------------------------------===//
 
+DeclContext *Sema::getFunctionLevelDeclContext() {
+  DeclContext *DC = CurContext;
+  while (isa<BlockDecl>(DC))
+    DC = DC->getParent();
+  
+  return DC;
+}
+
 /// getCurFunctionDecl - If inside of a function body, this returns a pointer
 /// to the function decl for the function being parsed.  If we're currently
 /// in a 'block', this returns the containing context.
 FunctionDecl *Sema::getCurFunctionDecl() {
-  DeclContext *DC = CurContext;
-  while (isa<BlockDecl>(DC))
-    DC = DC->getParent();
+  DeclContext *DC = getFunctionLevelDeclContext();
   return dyn_cast<FunctionDecl>(DC);
 }
 
 ObjCMethodDecl *Sema::getCurMethodDecl() {
-  DeclContext *DC = CurContext;
-  while (isa<BlockDecl>(DC))
-    DC = DC->getParent();
+  DeclContext *DC = getFunctionLevelDeclContext();
   return dyn_cast<ObjCMethodDecl>(DC);
 }
 
 NamedDecl *Sema::getCurFunctionOrMethodDecl() {
-  DeclContext *DC = CurContext;
-  while (isa<BlockDecl>(DC))
-    DC = DC->getParent();
+  DeclContext *DC = getFunctionLevelDeclContext();
   if (isa<ObjCMethodDecl>(DC) || isa<FunctionDecl>(DC))
     return cast<NamedDecl>(DC);
   return 0;
diff --git a/clang/lib/Sema/Sema.h b/clang/lib/Sema/Sema.h
index 4ad7e704ab5..4f7ae7ec0d1 100644
--- a/clang/lib/Sema/Sema.h
+++ b/clang/lib/Sema/Sema.h
@@ -633,6 +633,7 @@ public:
   void EnterDeclaratorContext(Scope *S, DeclContext *DC);
   void ExitDeclaratorContext(Scope *S);
   
+  DeclContext *getFunctionLevelDeclContext();
   
   /// getCurFunctionDecl - If inside of a function body, this returns a pointer
   /// to the function decl for the function being parsed.  If we're currently