Vendor import of clang r114020 (from the release_28 branch):vendor/clang/clang-r114020

http://llvm.org/svn/llvm-project/cfe/branches/release_28@114020

Approved by:	rpaulo (mentor)

1 files changed, 22 insertions, 12 deletions

diff --git a/lib/AST/ExprClassification.cpp b/lib/AST/ExprClassification.cpp
index 60ac347c50fb..d7e38ebbf5c9 100644
--- a/lib/AST/ExprClassification.cpp
+++ b/lib/AST/ExprClassification.cpp
@@ -111,20 +111,20 @@ static Cl::Kinds ClassifyInternal(ASTContext &Ctx, const Expr *E) {
       // C++ [expr.unary.op]p1: The unary * operator performs indirection:
       //   [...] the result is an lvalue referring to the object or function
       //   to which the expression points.
-    case UnaryOperator::Deref:
+    case UO_Deref:
       return Cl::CL_LValue;
 
       // GNU extensions, simply look through them.
-    case UnaryOperator::Real:
-    case UnaryOperator::Imag:
-    case UnaryOperator::Extension:
+    case UO_Real:
+    case UO_Imag:
+    case UO_Extension:
       return ClassifyInternal(Ctx, cast<UnaryOperator>(E)->getSubExpr());
 
       // C++ [expr.pre.incr]p1: The result is the updated operand; it is an
       //   lvalue, [...]
       // Not so in C.
-    case UnaryOperator::PreInc:
-    case UnaryOperator::PreDec:
+    case UO_PreInc:
+    case UO_PreDec:
       return Lang.CPlusPlus ? Cl::CL_LValue : Cl::CL_PRValue;
 
     default:
@@ -134,10 +134,16 @@ static Cl::Kinds ClassifyInternal(ASTContext &Ctx, const Expr *E) {
     // Implicit casts are lvalues if they're lvalue casts. Other than that, we
     // only specifically record class temporaries.
   case Expr::ImplicitCastExprClass:
-    if (cast<ImplicitCastExpr>(E)->isLvalueCast())
+    switch (cast<ImplicitCastExpr>(E)->getValueKind()) {
+    case VK_RValue:
+      return Lang.CPlusPlus && E->getType()->isRecordType() ?
+        Cl::CL_ClassTemporary : Cl::CL_PRValue;
+    case VK_LValue:
       return Cl::CL_LValue;
-    return Lang.CPlusPlus && E->getType()->isRecordType() ?
-      Cl::CL_ClassTemporary : Cl::CL_PRValue;
+    case VK_XValue:
+      return Cl::CL_XValue;
+    }
+    llvm_unreachable("Invalid value category of implicit cast.");
 
     // C++ [expr.prim.general]p4: The presence of parentheses does not affect
     //   whether the expression is an lvalue.
@@ -223,6 +229,10 @@ static Cl::Kinds ClassifyDecl(ASTContext &Ctx, const Decl *D) {
   // In addition, NonTypeTemplateParmDecl derives from VarDecl but isn't an
   // lvalue unless it's a reference type (C++ [temp.param]p6), so we need to
   // special-case this.
+
+  if (isa<CXXMethodDecl>(D) && cast<CXXMethodDecl>(D)->isInstance())
+    return Cl::CL_MemberFunction;
+
   bool islvalue;
   if (const NonTypeTemplateParmDecl *NTTParm =
         dyn_cast<NonTypeTemplateParmDecl>(D))
@@ -315,19 +325,19 @@ static Cl::Kinds ClassifyBinaryOp(ASTContext &Ctx, const BinaryOperator *E) {
 
   // C++ [expr.comma]p1: the result is of the same value category as its right
   //   operand, [...].
-  if (E->getOpcode() == BinaryOperator::Comma)
+  if (E->getOpcode() == BO_Comma)
     return ClassifyInternal(Ctx, E->getRHS());
 
   // C++ [expr.mptr.oper]p6: The result of a .* expression whose second operand
   //   is a pointer to a data member is of the same value category as its first
   //   operand.
-  if (E->getOpcode() == BinaryOperator::PtrMemD)
+  if (E->getOpcode() == BO_PtrMemD)
     return E->getType()->isFunctionType() ? Cl::CL_MemberFunction :
       ClassifyInternal(Ctx, E->getLHS());
 
   // C++ [expr.mptr.oper]p6: The result of an ->* expression is an lvalue if its
   //   second operand is a pointer to data member and a prvalue otherwise.
-  if (E->getOpcode() == BinaryOperator::PtrMemI)
+  if (E->getOpcode() == BO_PtrMemI)
     return E->getType()->isFunctionType() ?
       Cl::CL_MemberFunction : Cl::CL_LValue;