Darwin x86_32: Ignore padding bit-fields when looking for "single
element" structures.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@71266 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/CGCall.cpp b/lib/CodeGen/CGCall.cpp
index eba5ff5..883eb5e 100644
--- a/lib/CodeGen/CGCall.cpp
+++ b/lib/CodeGen/CGCall.cpp
@@ -204,11 +204,15 @@
if (AT->getSize().getZExtValue() == 1)
FT = AT->getElementType();
- if (isEmptyRecord(Context, FT)) {
- // Ignore
- } else if (Found) {
+ // Ignore empty records and padding bit-fields.
+ if (isEmptyRecord(Context, FT) ||
+ (FD->isBitField() && !FD->getIdentifier()))
+ continue;
+
+ if (Found)
return 0;
- } else if (!CodeGenFunction::hasAggregateLLVMType(FT)) {
+
+ if (!CodeGenFunction::hasAggregateLLVMType(FT)) {
Found = FT.getTypePtr();
} else {
Found = isSingleElementStruct(FT, Context);