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29 lines
745 B
C++
29 lines
745 B
C++
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//===- llvm/unittest/ADT/MakeUniqueTest.cpp - make_unique 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/ADT/STLExtras.h"
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#include "gtest/gtest.h"
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using namespace llvm;
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namespace {
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// Ensure that copies of a function_ref copy the underlying state rather than
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// causing one function_ref to chain to the next.
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TEST(FunctionRefTest, Copy) {
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auto A = [] { return 1; };
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auto B = [] { return 2; };
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function_ref<int()> X = A;
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function_ref<int()> Y = X;
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X = B;
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EXPECT_EQ(1, Y());
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}
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}
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