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Ignore __aligned__ with zero arguments in addition to __aligned__ with 

one argument.  Lets stuff using pthread.h compile.

llvm-svn: 46559
This commit is contained in:
Eli Friedman 2008-01-30 17:38:42 +00:00
parent 049fa58d0d
commit 3780d35306
1 changed files with 6 additions and 3 deletions
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9
clang/Sema/SemaDecl.cpp
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@ -1863,13 +1863,16 @@ QualType Sema::HandleVectorTypeAttribute(QualType curType,
void Sema::HandleAlignedAttribute(Decl *d, AttributeList *rawAttr)
{
// check the attribute arguments.
// FIXME: Handle the case where are no arguments.
if (rawAttr->getNumArgs() != 1) {
if (rawAttr->getNumArgs() > 1) {
Diag(rawAttr->getAttributeLoc(), diag::err_attribute_wrong_number_arguments,
std::string("1"));
return;
}
// We probably need to actually do something with this at some point...
if (rawAttr->getNumArgs() == 0)
return;
Expr *alignmentExpr = static_cast<Expr *>(rawAttr->getArg(0));
llvm::APSInt alignment(32);
if (!alignmentExpr->isIntegerConstantExpr(alignment, Context)) {