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Factor the compound literal parsing out from ParseParenExpression and into a new ParseCompoundLiteralExpression. 

No functionality change.

llvm-svn: 72259
This commit is contained in:
Argyrios Kyrtzidis 2009-05-22 10:24:05 +00:00
parent 9a9c0f4eff
commit 5da1f08587
2 changed files with 25 additions and 7 deletions
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4
clang/include/clang/Parse/Parser.h
View File

@ -690,6 +690,10 @@ private:
TypeTy *&CastTy,
SourceLocation &RParenLoc);
OwningExprResult ParseCompoundLiteralExpression(TypeTy *Ty,
SourceLocation LParenLoc,
SourceLocation RParenLoc);
OwningExprResult ParseStringLiteralExpression();
//===--------------------------------------------------------------------===//

28
clang/lib/Parse/ParseExpr.cpp
View File

@ -1239,14 +1239,8 @@ Parser::ParseParenExpression(ParenParseOption &ExprType, bool stopIfCastExpr,
MatchRHSPunctuation(tok::r_paren, OpenLoc);
if (Tok.is(tok::l_brace)) {
if (!getLang().C99) // Compound literals don't exist in C90.
Diag(OpenLoc, diag::ext_c99_compound_literal);
Result = ParseInitializer();
ExprType = CompoundLiteral;
if (!Result.isInvalid() && !Ty.isInvalid())
Result = Actions.ActOnCompoundLiteral(OpenLoc, Ty.get(), RParenLoc,
move(Result));
return move(Result);
return ParseCompoundLiteralExpression(Ty.get(), OpenLoc, RParenLoc);
}
if (ExprType == CastExpr) {
@ -1294,6 +1288,26 @@ Parser::ParseParenExpression(ParenParseOption &ExprType, bool stopIfCastExpr,
return move(Result);
}
/// ParseCompoundLiteralExpression - We have parsed the parenthesized type-name
/// and we are at the left brace.
///
/// postfix-expression: [C99 6.5.2]
/// '(' type-name ')' '{' initializer-list '}'
/// '(' type-name ')' '{' initializer-list ',' '}'
///
Parser::OwningExprResult
Parser::ParseCompoundLiteralExpression(TypeTy *Ty,
SourceLocation LParenLoc,
SourceLocation RParenLoc) {
assert(Tok.is(tok::l_brace) && "Not a compound literal!");
if (!getLang().C99) // Compound literals don't exist in C90.
Diag(LParenLoc, diag::ext_c99_compound_literal);
OwningExprResult Result = ParseInitializer();
if (!Result.isInvalid() && Ty)
return Actions.ActOnCompoundLiteral(LParenLoc, Ty, RParenLoc, move(Result));
return move(Result);
}
/// ParseStringLiteralExpression - This handles the various token types that
/// form string literals, and also handles string concatenation [C99 5.1.1.2,
/// translation phase #6].