x86_64 ABI: Ignore padding bit-fields during classification.
- {return-types,single-args}-{32,64} pass the first 1k ABI tests with
bit-fields enabled.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@71272 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/CGCall.cpp b/lib/CodeGen/CGCall.cpp
index 49c6f0e..265bb78 100644
--- a/lib/CodeGen/CGCall.cpp
+++ b/lib/CodeGen/CGCall.cpp
@@ -205,8 +205,7 @@
FT = AT->getElementType();
// Ignore empty records and padding bit-fields.
- if (isEmptyRecord(Context, FT) ||
- (FD->isBitField() && !FD->getIdentifier()))
+ if (isEmptyRecord(Context, FT) || FD->isUnnamedBitfield())
continue;
if (Found)
@@ -803,6 +802,10 @@
// structure to be passed in memory even if unaligned, and
// therefore they can straddle an eightbyte.
if (BitField) {
+ // Ignore padding bit-fields.
+ if (i->isUnnamedBitfield())
+ continue;
+
uint64_t Offset = OffsetBase + Layout.getFieldOffset(idx);
uint64_t Size = i->getBitWidth()->EvaluateAsInt(Context).getZExtValue();