EXPECT_TRUE(F->arg_begin()->isUsedInBasicBlock(F->begin()));
}
+TEST(GlobalTest, CreateAddressSpace) {
+ LLVMContext &Ctx = getGlobalContext();
+ OwningPtr<Module> M(new Module("TestModule", Ctx));
+ Type *Int8Ty = Type::getInt8Ty(Ctx);
+ Type *Int32Ty = Type::getInt32Ty(Ctx);
+
+ GlobalVariable *Dummy0
+ = new GlobalVariable(*M,
+ Int32Ty,
+ true,
+ GlobalValue::ExternalLinkage,
+ Constant::getAllOnesValue(Int32Ty),
+ "dummy",
+ 0,
+ GlobalVariable::NotThreadLocal,
+ 1);
+
+ // Make sure the address space isn't dropped when returning this.
+ Constant *Dummy1 = M->getOrInsertGlobal("dummy", Int32Ty);
+ EXPECT_EQ(Dummy0, Dummy1);
+ EXPECT_EQ(1u, Dummy1->getType()->getPointerAddressSpace());
+
+
+ // This one requires a bitcast, but the address space must also stay the same.
+ GlobalVariable *DummyCast0
+ = new GlobalVariable(*M,
+ Int32Ty,
+ true,
+ GlobalValue::ExternalLinkage,
+ Constant::getAllOnesValue(Int32Ty),
+ "dummy_cast",
+ 0,
+ GlobalVariable::NotThreadLocal,
+ 1);
+
+ // Make sure the address space isn't dropped when returning this.
+ Constant *DummyCast1 = M->getOrInsertGlobal("dummy_cast", Int8Ty);
+ EXPECT_EQ(1u, DummyCast1->getType()->getPointerAddressSpace());
+ EXPECT_NE(DummyCast0, DummyCast1) << *DummyCast1;
+}
} // end anonymous namespace