Add unit test to test a trivial verifier check.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@184338 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/unittests/IR/VerifierTest.cpp b/unittests/IR/VerifierTest.cpp
index 8911936..2848cb8 100644
--- a/unittests/IR/VerifierTest.cpp
+++ b/unittests/IR/VerifierTest.cpp
@@ -60,5 +60,21 @@
EXPECT_TRUE(verifyModule(M, ReturnStatusAction, &Error));
EXPECT_TRUE(StringRef(Error).startswith("Alias cannot have unnamed_addr"));
}
+
+TEST(VerifierTest, InvalidRetAttribute) {
+ LLVMContext &C = getGlobalContext();
+ Module M("M", C);
+ FunctionType *FTy = FunctionType::get(Type::getInt32Ty(C), /*isVarArg=*/false);
+ Function *F = cast<Function>(M.getOrInsertFunction("foo", FTy));
+ AttributeSet AS = F->getAttributes();
+ F->setAttributes(AS.addAttribute(C, AttributeSet::ReturnIndex,
+ Attribute::UWTable));
+
+ std::string Error;
+ EXPECT_TRUE(verifyModule(M, ReturnStatusAction, &Error));
+ EXPECT_TRUE(StringRef(Error).
+ startswith("Attribute 'uwtable' only applies to functions!"));
+}
+
}
}