[llvm] r245270 - Add unit test for isLayoutIdentical(empty, empty).

[Yaron Keren via llvm-commits]

Author: yrnkrn
Date: Tue Aug 18 02:59:09 2015
New Revision: 245270

URL: http://llvm.org/viewvc/llvm-project?rev=245270&view=rev
Log:
Add unit test for isLayoutIdentical(empty, empty).
It was previously asserting in Visual C++ debug mode on a null
iterator passed to std::equal.

Test by Hans Wennborg!


Modified:
    llvm/trunk/unittests/IR/TypesTest.cpp

Modified: llvm/trunk/unittests/IR/TypesTest.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/unittests/IR/TypesTest.cpp?rev=245270&r1=245269&r2=245270&view=diff
==============================================================================
--- llvm/trunk/unittests/IR/TypesTest.cpp (original)
+++ llvm/trunk/unittests/IR/TypesTest.cpp Tue Aug 18 02:59:09 2015
@@ -27,4 +27,12 @@ TEST(TypesTest, StructType) {
   EXPECT_FALSE(Struct->hasName());
 }
 
+TEST(TypesTest, LayoutIdenticalEmptyStructs) {
+  LLVMContext C;
+
+  StructType *Foo = StructType::create(C, "Foo");
+  StructType *Bar = StructType::create(C, "Bar");
+  EXPECT_TRUE(Foo->isLayoutIdentical(Bar));
+}
+
 }  // end anonymous namespace