From 98bfbf5354b8b35fd3efd12932894d7452697226 Mon Sep 17 00:00:00 2001
From: Richard Smith <richard-llvm@metafoo.co.uk>
Date: Sat, 26 Jan 2013 02:07:32 +0000
Subject: [PATCH] Fix mismatch between pointer and pointee type when diagnosing
 an incorrect object argument type for a member call.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@173554 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/Sema/SemaOverload.cpp             | 5 ++---
 test/SemaCXX/overload-member-call.cpp | 8 ++++++++
 2 files changed, 10 insertions(+), 3 deletions(-)

diff --git a/lib/Sema/SemaOverload.cpp b/lib/Sema/SemaOverload.cpp
index e1c3d6839d..22cb61eda3 100644
--- a/lib/Sema/SemaOverload.cpp
+++ b/lib/Sema/SemaOverload.cpp
@@ -4620,7 +4620,7 @@ static bool TryCopyInitialization(const CanQualType FromQTy,
 /// parameter of the given member function (@c Method) from the
 /// expression @p From.
 static ImplicitConversionSequence
-TryObjectArgumentInitialization(Sema &S, QualType OrigFromType,
+TryObjectArgumentInitialization(Sema &S, QualType FromType,
                                 Expr::Classification FromClassification,
                                 CXXMethodDecl *Method,
                                 CXXRecordDecl *ActingContext) {
@@ -4636,7 +4636,6 @@ TryObjectArgumentInitialization(Sema &S, QualType OrigFromType,
   ImplicitConversionSequence ICS;
 
   // We need to have an object of class type.
-  QualType FromType = OrigFromType;
   if (const PointerType *PT = FromType->getAs<PointerType>()) {
     FromType = PT->getPointeeType();
 
@@ -4671,7 +4670,7 @@ TryObjectArgumentInitialization(Sema &S, QualType OrigFromType,
                                     != FromTypeCanon.getLocalCVRQualifiers() &&
       !ImplicitParamType.isAtLeastAsQualifiedAs(FromTypeCanon)) {
     ICS.setBad(BadConversionSequence::bad_qualifiers,
-               OrigFromType, ImplicitParamType);
+               FromType, ImplicitParamType);
     return ICS;
   }
 
diff --git a/test/SemaCXX/overload-member-call.cpp b/test/SemaCXX/overload-member-call.cpp
index 09586201e5..e0f34d937f 100644
--- a/test/SemaCXX/overload-member-call.cpp
+++ b/test/SemaCXX/overload-member-call.cpp
@@ -105,3 +105,11 @@ namespace test1 {
   }
 }
 
+namespace b7398190 {
+  struct S {
+    int f(); // expected-note {{'this' argument has type 'const b7398190::S', but method is not marked const}}
+    void f(int); // expected-note {{requires 1 argument, but 0 were provided}}
+  };
+  const S *p;
+  int k = p->f(); // expected-error {{no matching member function for call to 'f'}}
+}
-- 
2.40.0