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| author | Douglas Gregor <dgregor@apple.com> | 2011-01-27 20:28:01 +0000 |
|---|---|---|
| committer | Douglas Gregor <dgregor@apple.com> | 2011-01-27 20:28:01 +0000 |
| commit | 8006e76b4edfffacb7946fa08ddad2996fe730b2 (patch) | |
| tree | 0cf03fb15105d705726163273fa74f80ec503405 /clang/lib/Parse/ParseExpr.cpp | |
| parent | a462f5cc073a5103850ca9508faa33bfb848a2f0 (diff) | |
| download | bcm5719-llvm-8006e76b4edfffacb7946fa08ddad2996fe730b2.tar.gz bcm5719-llvm-8006e76b4edfffacb7946fa08ddad2996fe730b2.zip | |
Implement the Microsoft __is_convertible_to type trait, modeling the
semantics after the C++0x is_convertible type trait. This
implementation is not 100% complete, because it allows access errors
to be hard errors (rather than just evaluating false).
Original patch by Steven Watanabe!
llvm-svn: 124425
Diffstat (limited to 'clang/lib/Parse/ParseExpr.cpp')
| -rw-r--r-- | clang/lib/Parse/ParseExpr.cpp | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/clang/lib/Parse/ParseExpr.cpp b/clang/lib/Parse/ParseExpr.cpp index 67351f7e2fc..5928871987f 100644 --- a/clang/lib/Parse/ParseExpr.cpp +++ b/clang/lib/Parse/ParseExpr.cpp @@ -537,8 +537,9 @@ ExprResult Parser::ParseCastExpression(bool isUnaryExpression, /// '__is_polymorphic' /// '__is_union' /// -/// [GNU] binary-type-trait: -/// '__is_base_of' [TODO] +/// binary-type-trait: +/// [GNU] '__is_base_of' +/// [MS] '__is_convertible_to' /// ExprResult Parser::ParseCastExpression(bool isUnaryExpression, bool isAddressOfOperand, @@ -988,6 +989,7 @@ ExprResult Parser::ParseCastExpression(bool isUnaryExpression, case tok::kw___builtin_types_compatible_p: case tok::kw___is_base_of: + case tok::kw___is_convertible_to: return ParseBinaryTypeTrait(); case tok::at: { |
