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38 lines
1.0 KiB
C++
38 lines
1.0 KiB
C++
//===- llvm/unittest/VMCore/InstructionsTest.cpp - Instructions unit tests ===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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#include "llvm/Instructions.h"
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#include "llvm/DerivedTypes.h"
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#include "llvm/LLVMContext.h"
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#include "gtest/gtest.h"
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namespace llvm {
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namespace {
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TEST(InstructionsTest, ReturnInst) {
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LLVMContext &C(getGlobalContext());
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// test for PR6589
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const ReturnInst* r0 = ReturnInst::Create(C);
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EXPECT_EQ(r0->op_begin(), r0->op_end());
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const IntegerType* Int1 = IntegerType::get(C, 1);
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Constant* One = ConstantInt::get(Int1, 1, true);
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const ReturnInst* r1 = ReturnInst::Create(C, One);
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User::const_op_iterator b(r1->op_begin());
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EXPECT_NE(b, r1->op_end());
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EXPECT_EQ(*b, One);
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EXPECT_EQ(r1->getOperand(0), One);
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++b;
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EXPECT_EQ(b, r1->op_end());
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}
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} // end anonymous namespace
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} // end namespace llvm
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