8e66344448
Use variadic args with DEBUG_WITH_TYPE("name", ...) macros to resolve a
compilation failure that occurs when using a comma within the last macro
argument. Commas come up when instantiating templates such as
SmallMapVector that require multiple template args.
54 lines
1.4 KiB
C++
54 lines
1.4 KiB
C++
//===- llvm/unittest/Support/DebugTest.cpp --------------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#include "llvm/Support/Debug.h"
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#include "llvm/ADT/MapVector.h"
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#include "llvm/Support/MathExtras.h"
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#include "llvm/Support/raw_ostream.h"
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#include "gtest/gtest.h"
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#include <string>
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using namespace llvm;
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#ifndef NDEBUG
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TEST(DebugTest, Basic) {
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std::string s1, s2;
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raw_string_ostream os1(s1), os2(s2);
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static const char *DT[] = {"A", "B"};
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llvm::DebugFlag = true;
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setCurrentDebugTypes(DT, 2);
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DEBUG_WITH_TYPE("A", os1 << "A");
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DEBUG_WITH_TYPE("B", os1 << "B");
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EXPECT_EQ("AB", os1.str());
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setCurrentDebugType("A");
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DEBUG_WITH_TYPE("A", os2 << "A");
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DEBUG_WITH_TYPE("B", os2 << "B");
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EXPECT_EQ("A", os2.str());
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}
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TEST(DebugTest, CommaInDebugBlock) {
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std::string s1, s2;
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raw_string_ostream os1(s1), os2(s2);
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static const char *DT[] = {"A", "B"};
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static const char Letters[] = {'X', 'Y', 'Z'};
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llvm::DebugFlag = true;
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setCurrentDebugTypes(DT, 2);
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DEBUG_WITH_TYPE("A", {
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SmallMapVector<int, char, 4> map;
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for (int i = 0; i < 3; i++)
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map[i] = Letters[i];
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for (int i = 2; i >= 0; i--)
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os1 << map[i];
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});
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EXPECT_EQ("ZYX", os1.str());
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}
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#endif
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