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Don't try to explicitly zero out bit-fields. 

llvm-svn: 105391
This commit is contained in:
Anders Carlsson 2010-06-03 15:36:07 +00:00
parent 7cd082a7a3
commit bcb2e4cb63
2 changed files with 16 additions and 0 deletions
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5
clang/lib/CodeGen/CGExprConstant.cpp
View File

@ -1117,6 +1117,11 @@ llvm::Constant *CodeGenModule::EmitNullConstant(QualType T) {
for (RecordDecl::field_iterator I = RD->field_begin(),
E = RD->field_end(); I != E; ++I) {
const FieldDecl *FD = *I;
// Ignore bit fields.
if (FD->isBitField())
continue;
unsigned FieldNo = Layout.getLLVMFieldNo(FD);
Elements[FieldNo] = EmitNullConstant(FD->getType());
}

11
clang/test/CodeGenCXX/pointers-to-data-members.cpp
View File

@ -172,3 +172,14 @@ struct D : C { int A::*i; };
D d;
}
namespace Test1 {
// Don't crash when A contains a bit-field.
struct A {
int A::* a;
int b : 10;
};
A a;
}