From 7fb25418ed726c594ee800378538a96c69e84d4b Mon Sep 17 00:00:00 2001 From: Douglas Gregor Date: Fri, 1 Oct 2010 18:44:50 +0000 Subject: Implement the C++0x "trailing return type" feature, e.g., auto f(int) -> int from Daniel Wallin! (With a few minor bug fixes from me). llvm-svn: 115322 --- clang/lib/Parse/ParseDeclCXX.cpp | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) (limited to 'clang/lib/Parse/ParseDeclCXX.cpp') diff --git a/clang/lib/Parse/ParseDeclCXX.cpp b/clang/lib/Parse/ParseDeclCXX.cpp index 092268c8215..59d4f9fad39 100644 --- a/clang/lib/Parse/ParseDeclCXX.cpp +++ b/clang/lib/Parse/ParseDeclCXX.cpp @@ -1871,6 +1871,25 @@ bool Parser::ParseExceptionSpecification(SourceLocation &EndLoc, return false; } +/// ParseTrailingReturnType - Parse a trailing return type on a new-style +/// function declaration. +TypeResult Parser::ParseTrailingReturnType() { + assert(Tok.is(tok::arrow) && "expected arrow"); + + ConsumeToken(); + + // FIXME: Need to suppress declarations when parsing this typename. + // Otherwise in this function definition: + // + // auto f() -> struct X {} + // + // struct X is parsed as class definition because of the trailing + // brace. + + SourceRange Range; + return ParseTypeName(&Range); +} + /// \brief We have just started parsing the definition of a new class, /// so push that class onto our stack of classes that is currently /// being parsed. -- cgit v1.2.3