t/clang/expr-traits
Patch authored by David Abrahams.
These two expression traits (__is_lvalue_expr, __is_rvalue_expr) are used for
parsing code that employs certain features of the Embarcadero C++ compiler.
llvm-svn: 130122
diff --git a/clang/lib/Parse/ParseExpr.cpp b/clang/lib/Parse/ParseExpr.cpp
index cd8f9c5..12761e8 100644
--- a/clang/lib/Parse/ParseExpr.cpp
+++ b/clang/lib/Parse/ParseExpr.cpp
@@ -555,6 +555,10 @@
/// [GNU] '__is_base_of'
/// [MS] '__is_convertible_to'
///
+/// [Embarcadero] expression-trait:
+/// '__is_lvalue_expr'
+/// '__is_rvalue_expr'
+///
ExprResult Parser::ParseCastExpression(bool isUnaryExpression,
bool isAddressOfOperand,
bool &NotCastExpr,
@@ -1021,6 +1025,10 @@
case tok::kw___is_convertible_to:
return ParseBinaryTypeTrait();
+ case tok::kw___is_lvalue_expr:
+ case tok::kw___is_rvalue_expr:
+ return ParseExpressionTrait();
+
case tok::at: {
SourceLocation AtLoc = ConsumeToken();
return ParseObjCAtExpression(AtLoc);