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-rw-r--r--llvm/lib/CodeGen/AsmPrinter/DwarfUnit.cpp3
1 files changed, 2 insertions, 1 deletions
diff --git a/llvm/lib/CodeGen/AsmPrinter/DwarfUnit.cpp b/llvm/lib/CodeGen/AsmPrinter/DwarfUnit.cpp
index 51f25ec0fe6..4011934c26f 100644
--- a/llvm/lib/CodeGen/AsmPrinter/DwarfUnit.cpp
+++ b/llvm/lib/CodeGen/AsmPrinter/DwarfUnit.cpp
@@ -1393,7 +1393,8 @@ void DwarfUnit::constructMemberDIE(DIE &Buffer, const DIDerivedType *DT) {
if (FieldSize && Size != FieldSize) {
// Handle bitfield, assume bytes are 8 bits.
- addUInt(MemberDie, dwarf::DW_AT_byte_size, None, FieldSize/8);
+ if (DD->getDwarfVersion() < 4)
+ addUInt(MemberDie, dwarf::DW_AT_byte_size, None, FieldSize/8);
addUInt(MemberDie, dwarf::DW_AT_bit_size, None, Size);
uint64_t Offset = DT->getOffsetInBits();
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