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-rw-r--r--clang/lib/CodeGen/CodeGenModule.cpp2
-rw-r--r--clang/test/CodeGenCXX/const-init-cxx11.cpp8
2 files changed, 6 insertions, 4 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;
diff --git a/clang/test/CodeGenCXX/const-init-cxx11.cpp b/clang/test/CodeGenCXX/const-init-cxx11.cpp
index 2ca76f6e760..2992488c0d7 100644
--- a/clang/test/CodeGenCXX/const-init-cxx11.cpp
+++ b/clang/test/CodeGenCXX/const-init-cxx11.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -w -triple x86_64-apple-darwin -emit-llvm -o - %s -std=c++11 | FileCheck %s
+// RUN: %clang_cc1 -w -triple x86_64-elf-gnu -emit-llvm -o - %s -std=c++11 | FileCheck %s
// FIXME: The padding in all these objects should be zero-initialized.
namespace StructUnion {
@@ -402,11 +402,11 @@ namespace UnemittedTemporaryDecl {
// CHECK: @_ZZN12LocalVarInit3aggEvE1a = internal constant {{.*}} i32 101
// CHECK: @_ZZN12LocalVarInit4ctorEvE1a = internal constant {{.*}} i32 102
// CHECK: @_ZZN12LocalVarInit8mutable_EvE1a = private unnamed_addr constant {{.*}} i32 103
-// CHECK: @_ZGRN33ClassTemplateWithStaticDataMember1SIvE1aE_ = linkonce_odr constant i32 5
+// CHECK: @_ZGRN33ClassTemplateWithStaticDataMember1SIvE1aE_ = linkonce_odr constant i32 5, comdat
// CHECK: @_ZN33ClassTemplateWithStaticDataMember3useE = constant i32* @_ZGRN33ClassTemplateWithStaticDataMember1SIvE1aE_
-// CHECK: @_ZGRN39ClassTemplateWithHiddenStaticDataMember1SIvE1aE_ = linkonce_odr hidden constant i32 5
+// CHECK: @_ZGRN39ClassTemplateWithHiddenStaticDataMember1SIvE1aE_ = linkonce_odr hidden constant i32 5, comdat
// CHECK: @_ZN39ClassTemplateWithHiddenStaticDataMember3useE = constant i32* @_ZGRN39ClassTemplateWithHiddenStaticDataMember1SIvE1aE_
-// CHECK: @_ZGRZN20InlineStaticConstRef3funEvE1i_ = linkonce_odr constant i32 10
+// CHECK: @_ZGRZN20InlineStaticConstRef3funEvE1i_ = linkonce_odr constant i32 10, comdat
// Constant initialization tests go before this point,
// dynamic initialization tests go after.
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