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Diagnose use of compound literals in C90 code 

llvm-svn: 38876
This commit is contained in:
Chris Lattner 2006-08-12 16:54:25 +00:00
parent b7f1fc95d3
commit 6c3f05d1d2
2 changed files with 8 additions and 3 deletions
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4
clang/Parse/ParseExpr.cpp
View File

@ -565,13 +565,15 @@ Parser::ExprResult Parser::ParseParenExpression(ParenParseOption &ExprType) {
ParseCompoundStatement();
ExprType = CompoundStmt;
} else if (ExprType >= CompoundLiteral && isTypeSpecifierQualifier()) {
// Otherwise, this is a compound expression.
// Otherwise, this is a compound literal expression or cast expression.
ParseTypeName();
// Match the ')'.
MatchRHSPunctuation(tok::r_paren, OpenLoc, "(", diag::err_expected_rparen);
if (Tok.getKind() == tok::l_brace) {
if (!getLang().C99) // Compound literals don't exist in C90.
Diag(OpenLoc, diag::ext_c99_compound_literal);
Result = ParseInitializer();
ExprType = CompoundLiteral;
} else if (ExprType == CastExpr) {

7
clang/include/clang/Basic/DiagnosticKinds.def
View File

@ -253,9 +253,12 @@ DIAG(ext_thread_before, EXTENSION,
DIAG(ext_ident_list_in_param, EXTENSION,
"type-less parameter names in function declaration")
DIAG(ext_c99_array_usage, EXTENSION,
"use of c99-specific array features")
"use of C99-specific array features")
DIAG(ext_c99_variable_decl_in_for_loop, EXTENSION,
"variable declaration in for loop is a c99-specific feature")
"variable declaration in for loop is a C99-specific feature")
DIAG(ext_c99_compound_literal, EXTENSION,
"compound literals are a C99-specific feature")
DIAG(ext_gnu_indirect_goto, EXTENSION,
"use of GNU indirect-goto extension")
DIAG(ext_gnu_address_of_label, EXTENSION,