From: Fariborz Jahanian <fjahanian@apple.com>
Date: Thu, 9 Jun 2011 19:25:01 +0000 (+0000)
Subject: Don't add objc method name mangling to locally declared function.
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=8805fe800e30d6597d8c900f590b74567873be78;p=clang

Don't add objc method name mangling to locally declared function.
// rdar://9566314


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@132791 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/AST/ItaniumMangle.cpp b/lib/AST/ItaniumMangle.cpp
index 2b9fa42cf4..e81ec7e54b 100644
--- a/lib/AST/ItaniumMangle.cpp
+++ b/lib/AST/ItaniumMangle.cpp
@@ -1122,6 +1122,12 @@ void CXXNameMangler::mangleLocalName(const NamedDecl *ND) {
   //              := Z <function encoding> E s [<discriminator>]
   // <discriminator> := _ <non-negative number>
   const DeclContext *DC = ND->getDeclContext();
+  if (isa<ObjCMethodDecl>(DC) && isa<FunctionDecl>(ND)) {
+    // Don't add objc method name mangling to locally declared function
+    mangleUnqualifiedName(ND);
+    return;
+  }
+
   Out << 'Z';
 
   if (const ObjCMethodDecl *MD = dyn_cast<ObjCMethodDecl>(DC)) {
diff --git a/test/CodeGenObjCXX/mangle.mm b/test/CodeGenObjCXX/mangle.mm
index 7a75a5b40e..2521c6076a 100644
--- a/test/CodeGenObjCXX/mangle.mm
+++ b/test/CodeGenObjCXX/mangle.mm
@@ -42,3 +42,15 @@
 }
 @end
 
+// rdar://9566314
+@interface NX
+- (void)Meth;
+@end
+
+@implementation NX
+- (void)Meth {
+  void uiIsVisible();
+// CHECK: call void @_Z11uiIsVisiblev
+  uiIsVisible();
+}
+@end