new llvm::GlobalVariable(M, Init->getType(),
/*Constant=*/true, Linkage, Init, Name);
- if (CGM.supportsCOMDAT() && GV->isWeakForLinker())
- GV->setComdat(M.getOrInsertComdat(GV->getName()));
-
// If there's already an old global variable, replace it with the new one.
if (OldGV) {
GV->takeName(OldGV);
OldGV->eraseFromParent();
}
+ if (CGM.supportsCOMDAT() && GV->isWeakForLinker())
+ GV->setComdat(M.getOrInsertComdat(GV->getName()));
+
// The Itanium ABI specifies that type_info objects must be globally
// unique, with one exception: if the type is an incomplete class
// type or a (possibly indirect) pointer to one. That exception
--- /dev/null
+// RUN: %clang_cc1 %s -triple=x86_64-pc-windows-gnu -emit-llvm -o - | FileCheck %s
+
+namespace std { class type_info; }
+extern void use(const std::type_info &rtti);
+
+struct Test1a {
+ Test1a();
+ virtual void foo();
+ virtual void bar();
+};
+
+// V-table needs to be defined weakly.
+Test1a::Test1a() { use(typeid(Test1a)); }
+// This defines the key function.
+inline void Test1a::foo() {}
+
+// CHECK: $_ZTV6Test1a = comdat any
+// CHECK: $_ZTS6Test1a = comdat any
+// CHECK: $_ZTI6Test1a = comdat any
+// CHECK-NOT: $_ZTS6Test1a.1 = comdat any
+// CHECK-NOT: $_ZTI6Test1a.1 = comdat any
+
+// CHECK: @_ZTV6Test1a = linkonce_odr unnamed_addr constant {{.*}} ({ i8*, i8* }* @_ZTI6Test1a to i8*)
+// CHECK: @_ZTS6Test1a = linkonce_odr constant
+// CHECK: @_ZTI6Test1a = linkonce_odr constant {{.*}} [8 x i8]* @_ZTS6Test1a