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-rw-r--r--clang/lib/CodeGen/CodeGenModule.cpp2
1 files changed, 2 insertions, 0 deletions
diff --git a/clang/lib/CodeGen/CodeGenModule.cpp b/clang/lib/CodeGen/CodeGenModule.cpp
index e3c5a2b00f1..6d63c5e5e2c 100644
--- a/clang/lib/CodeGen/CodeGenModule.cpp
+++ b/clang/lib/CodeGen/CodeGenModule.cpp
@@ -3104,6 +3104,8 @@ llvm::Constant *CodeGenModule::GetAddrOfGlobalTemporary(
setGlobalVisibility(GV, VD);
GV->setAlignment(
getContext().getTypeAlignInChars(MaterializedType).getQuantity());
+ if (supportsCOMDAT() && GV->isWeakForLinker())
+ GV->setComdat(TheModule.getOrInsertComdat(GV->getName()));
if (VD->getTLSKind())
setTLSMode(GV, *VD);
Slot = GV;
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