// Set the right linkage.
CGM.setFunctionLinkage(GD, Fn);
-
+
+ if (CGM.supportsCOMDAT() && Fn->isWeakForLinker())
+ Fn->setComdat(CGM.getModule().getOrInsertComdat(Fn->getName()));
+
// Set the right visibility.
const CXXMethodDecl *MD = cast<CXXMethodDecl>(GD.getDecl());
setThunkVisibility(CGM, MD, Thunk, Fn);
virtual ~C();
// MANGLING-DAG: declare {{.*}} @"\01??1C@@UAE@XZ"({{.*}})
// MANGLING-DAG: define {{.*}} @"\01??_GC@@UAEPAXI@Z"({{.*}})
- // MANGLING-DAG: define {{.*}} @"\01??_EC@@W3AEPAXI@Z"({{.*}})
+ // MANGLING-DAG: define {{.*}} @"\01??_EC@@W3AEPAXI@Z"({{.*}}) {{.*}} comdat
// MANGLING-X64-DAG: declare {{.*}} @"\01??1C@@UEAA@XZ"({{.*}})
// MANGLING-X64-DAG: define {{.*}} @"\01??_GC@@UEAAPEAXI@Z"({{.*}})
- // MANGLING-X64-DAG: define {{.*}} @"\01??_EC@@W7EAAPEAXI@Z"({{.*}})
+ // MANGLING-X64-DAG: define {{.*}} @"\01??_EC@@W7EAAPEAXI@Z"({{.*}}) {{.*}} comdat
// Overrides public_f() of two subobjects with distinct vfptrs, thus needs a thunk.
virtual void public_f();
C::C() {} // Emits vftable and forces thunk generation.
-// CODEGEN-LABEL: define linkonce_odr x86_thiscallcc i8* @"\01??_EC@@W3AEPAXI@Z"(%struct.C* %this, i32 %should_call_delete)
+// CODEGEN-LABEL: define linkonce_odr x86_thiscallcc i8* @"\01??_EC@@W3AEPAXI@Z"(%struct.C* %this, i32 %should_call_delete) {{.*}} comdat
// CODEGEN: getelementptr i8* {{.*}}, i32 -4
// FIXME: should actually call _EC, not _GC.
// CODEGEN: call x86_thiscallcc i8* @"\01??_GC@@UAEPAXI@Z"