From: Argyrios Kyrtzidis <akyrtzi@gmail.com>
Date: Wed, 19 Nov 2008 17:36:39 +0000 (+0000)
Subject: Make the non-const DeclContext::getParent call the const version, instead of the... 
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=20bc6762282d192bd19be03094d4f311710e020c;p=clang

Make the non-const DeclContext::getParent call the const version, instead of the other way around.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@59646 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/include/clang/AST/DeclBase.h b/include/clang/AST/DeclBase.h
index ba948078a6..bfc7607b74 100644
--- a/include/clang/AST/DeclBase.h
+++ b/include/clang/AST/DeclBase.h
@@ -294,9 +294,10 @@ protected:
 public:
   /// getParent - Returns the containing DeclContext if this is a ScopedDecl,
   /// else returns NULL.
-  DeclContext *getParent();
-  const DeclContext *getParent() const {
-    return const_cast<DeclContext*>(this)->getParent();
+  const DeclContext *getParent() const;
+  DeclContext *getParent() {
+    return const_cast<DeclContext*>(
+                             const_cast<const DeclContext*>(this)->getParent());
   }
 
   bool isFunctionOrMethod() const {
diff --git a/lib/AST/DeclBase.cpp b/lib/AST/DeclBase.cpp
index 7e51ef5010..88d9a20855 100644
--- a/lib/AST/DeclBase.cpp
+++ b/lib/AST/DeclBase.cpp
@@ -353,10 +353,10 @@ DeclContext *Decl::castToDeclContext(const Decl *D) {
 // DeclContext Implementation
 //===----------------------------------------------------------------------===//
 
-DeclContext *DeclContext::getParent() {
-  if (ScopedDecl *SD = dyn_cast<ScopedDecl>(this))
+const DeclContext *DeclContext::getParent() const {
+  if (const ScopedDecl *SD = dyn_cast<ScopedDecl>(this))
     return SD->getDeclContext();
-  else if (BlockDecl *BD = dyn_cast<BlockDecl>(this))
+  else if (const BlockDecl *BD = dyn_cast<BlockDecl>(this))
     return BD->getParentContext();
   else
     return NULL;