Add support for calls to overloaded member functions. Things to note:

  - Overloading has to cope with having both static and non-static
    member functions in the overload set.
  - The call may or may not have an implicit object argument,
    depending on the syntax (x.f() vs. f()) and the context (static
    vs. non-static member function).
  - We now generate MemberExprs for implicit member access expression.
  - We now cope with mutable whenever we're building MemberExprs.



git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@61329 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 6 insertions, 5 deletions

diff --git a/lib/AST/Expr.cpp b/lib/AST/Expr.cpp
index adad2a472a..6cfcdc4914 100644
--- a/lib/AST/Expr.cpp
+++ b/lib/AST/Expr.cpp
@@ -487,16 +487,17 @@ Expr::isLvalueResult Expr::isLvalue(ASTContext &Ctx) const {
     return LV_InvalidExpression;
   }
   case CallExprClass: 
-  case CXXOperatorCallExprClass: {
+  case CXXOperatorCallExprClass:
+  case CXXMemberCallExprClass: {
     // C++ [expr.call]p10:
     //   A function call is an lvalue if and only if the result type
     //   is a reference.
     QualType CalleeType = cast<CallExpr>(this)->getCallee()->getType();
     if (const PointerType *FnTypePtr = CalleeType->getAsPointerType())
-      if (const FunctionType *FnType
-            = FnTypePtr->getPointeeType()->getAsFunctionType())
-        if (FnType->getResultType()->isReferenceType())
-          return LV_Valid;
+      CalleeType = FnTypePtr->getPointeeType();
+    if (const FunctionType *FnType = CalleeType->getAsFunctionType())
+      if (FnType->getResultType()->isReferenceType())
+        return LV_Valid;
     
     break;
   }