llvm-project/clang/unittests/Frontend/CompilerInvocationTest.cpp
Aaron Ballman 6381664580 Introduce SYCL 2020 mode
Currently, we have support for SYCL 1.2.1 (also known as SYCL 2017).
This patch introduces the start of support for SYCL 2020 mode, which is
the latest SYCL standard available at (https://www.khronos.org/registry/SYCL/specs/sycl-2020/html/sycl-2020.html).
This sets the default SYCL to be 2020 in the driver, and introduces the
notion of a "default" version (set to 2020) when cc1 is in SYCL mode
but there was no explicit -sycl-std= specified on the command line.
2021-05-18 10:34:14 -04:00

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36 KiB
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//===- unittests/Frontend/CompilerInvocationTest.cpp - CI tests //---------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#include "clang/Frontend/CompilerInvocation.h"
#include "clang/Basic/TargetOptions.h"
#include "clang/Frontend/CompilerInstance.h"
#include "clang/Frontend/TextDiagnosticBuffer.h"
#include "clang/Lex/PreprocessorOptions.h"
#include "clang/Serialization/ModuleFileExtension.h"
#include "llvm/Support/Host.h"
#include "gmock/gmock.h"
#include "gtest/gtest.h"
using namespace llvm;
using namespace clang;
using ::testing::Contains;
using ::testing::HasSubstr;
using ::testing::StrEq;
namespace {
class CommandLineTest : public ::testing::Test {
public:
IntrusiveRefCntPtr<DiagnosticsEngine> Diags;
SmallVector<const char *, 32> GeneratedArgs;
SmallVector<std::string, 32> GeneratedArgsStorage;
CompilerInvocation Invocation;
const char *operator()(const Twine &Arg) {
return GeneratedArgsStorage.emplace_back(Arg.str()).c_str();
}
CommandLineTest()
: Diags(CompilerInstance::createDiagnostics(new DiagnosticOptions(),
new TextDiagnosticBuffer())) {
}
};
template <typename M>
std::string describeContainsN(M InnerMatcher, unsigned N, bool Negation) {
StringRef Contains = Negation ? "doesn't contain" : "contains";
StringRef Instance = N == 1 ? " instance " : " instances ";
StringRef Element = "of element that ";
std::ostringstream Inner;
InnerMatcher.impl().DescribeTo(&Inner);
return (Contains + " exactly " + Twine(N) + Instance + Element + Inner.str())
.str();
}
MATCHER_P2(ContainsN, InnerMatcher, N,
describeContainsN(InnerMatcher, N, negation)) {
auto InnerMatches = [this](const auto &Element) {
::testing::internal::DummyMatchResultListener InnerListener;
return InnerMatcher.impl().MatchAndExplain(Element, &InnerListener);
};
return count_if(arg, InnerMatches) == N;
}
TEST(ContainsN, Empty) {
const char *Array[] = {""};
ASSERT_THAT(Array, ContainsN(StrEq("x"), 0));
ASSERT_THAT(Array, Not(ContainsN(StrEq("x"), 1)));
ASSERT_THAT(Array, Not(ContainsN(StrEq("x"), 2)));
}
TEST(ContainsN, Zero) {
const char *Array[] = {"y"};
ASSERT_THAT(Array, ContainsN(StrEq("x"), 0));
ASSERT_THAT(Array, Not(ContainsN(StrEq("x"), 1)));
ASSERT_THAT(Array, Not(ContainsN(StrEq("x"), 2)));
}
TEST(ContainsN, One) {
const char *Array[] = {"a", "b", "x", "z"};
ASSERT_THAT(Array, Not(ContainsN(StrEq("x"), 0)));
ASSERT_THAT(Array, ContainsN(StrEq("x"), 1));
ASSERT_THAT(Array, Not(ContainsN(StrEq("x"), 2)));
}
TEST(ContainsN, Two) {
const char *Array[] = {"x", "a", "b", "x"};
ASSERT_THAT(Array, Not(ContainsN(StrEq("x"), 0)));
ASSERT_THAT(Array, Not(ContainsN(StrEq("x"), 1)));
ASSERT_THAT(Array, ContainsN(StrEq("x"), 2));
}
// Copy constructor/assignment perform deep copy of reference-counted pointers.
TEST(CompilerInvocationTest, DeepCopyConstructor) {
CompilerInvocation A;
A.getAnalyzerOpts()->Config["Key"] = "Old";
CompilerInvocation B(A);
B.getAnalyzerOpts()->Config["Key"] = "New";
ASSERT_EQ(A.getAnalyzerOpts()->Config["Key"], "Old");
}
TEST(CompilerInvocationTest, DeepCopyAssignment) {
CompilerInvocation A;
A.getAnalyzerOpts()->Config["Key"] = "Old";
CompilerInvocation B;
B = A;
B.getAnalyzerOpts()->Config["Key"] = "New";
ASSERT_EQ(A.getAnalyzerOpts()->Config["Key"], "Old");
}
// Boolean option with a keypath that defaults to true.
// The only flag with a negative spelling can set the keypath to false.
TEST_F(CommandLineTest, BoolOptionDefaultTrueSingleFlagNotPresent) {
const char *Args[] = {""};
ASSERT_TRUE(CompilerInvocation::CreateFromArgs(Invocation, Args, *Diags));
ASSERT_TRUE(Invocation.getFrontendOpts().UseTemporary);
Invocation.generateCC1CommandLine(GeneratedArgs, *this);
ASSERT_THAT(GeneratedArgs, Not(Contains(StrEq("-fno-temp-file"))));
}
TEST_F(CommandLineTest, BoolOptionDefaultTrueSingleFlagPresent) {
const char *Args[] = {"-fno-temp-file"};
ASSERT_TRUE(CompilerInvocation::CreateFromArgs(Invocation, Args, *Diags));
ASSERT_FALSE(Invocation.getFrontendOpts().UseTemporary);
Invocation.generateCC1CommandLine(GeneratedArgs, *this);
ASSERT_THAT(GeneratedArgs, Contains(StrEq("-fno-temp-file")));
}
TEST_F(CommandLineTest, BoolOptionDefaultTrueSingleFlagUnknownPresent) {
const char *Args[] = {"-ftemp-file"};
// Driver-only flag.
ASSERT_FALSE(CompilerInvocation::CreateFromArgs(Invocation, Args, *Diags));
ASSERT_TRUE(Invocation.getFrontendOpts().UseTemporary);
}
// Boolean option with a keypath that defaults to true.
// The flag with negative spelling can set the keypath to false.
// The flag with positive spelling can reset the keypath to true.
TEST_F(CommandLineTest, BoolOptionDefaultTruePresentNone) {
const char *Args[] = {""};
ASSERT_TRUE(CompilerInvocation::CreateFromArgs(Invocation, Args, *Diags));
ASSERT_TRUE(Invocation.getCodeGenOpts().Autolink);
Invocation.generateCC1CommandLine(GeneratedArgs, *this);
ASSERT_THAT(GeneratedArgs, Not(Contains(StrEq("-fautolink"))));
ASSERT_THAT(GeneratedArgs, Not(Contains(StrEq("-fno-autolink"))));
}
TEST_F(CommandLineTest, BoolOptionDefaultTruePresentNegChange) {
const char *Args[] = {"-fno-autolink"};
ASSERT_TRUE(CompilerInvocation::CreateFromArgs(Invocation, Args, *Diags));
ASSERT_FALSE(Invocation.getCodeGenOpts().Autolink);
Invocation.generateCC1CommandLine(GeneratedArgs, *this);
ASSERT_THAT(GeneratedArgs, Contains(StrEq("-fno-autolink")));
ASSERT_THAT(GeneratedArgs, Not(Contains(StrEq("-fautolink"))));
}
TEST_F(CommandLineTest, BoolOptionDefaultTruePresentPosReset) {
const char *Args[] = {"-fautolink"};
// Driver-only flag.
ASSERT_FALSE(CompilerInvocation::CreateFromArgs(Invocation, Args, *Diags));
ASSERT_TRUE(Invocation.getCodeGenOpts().Autolink);
}
// Boolean option with a keypath that defaults to false.
// The flag with negative spelling can set the keypath to true.
// The flag with positive spelling can reset the keypath to false.
TEST_F(CommandLineTest, BoolOptionDefaultFalsePresentNone) {
const char *Args[] = {""};
ASSERT_TRUE(CompilerInvocation::CreateFromArgs(Invocation, Args, *Diags));
ASSERT_FALSE(Invocation.getCodeGenOpts().NoInlineLineTables);
Invocation.generateCC1CommandLine(GeneratedArgs, *this);
ASSERT_THAT(GeneratedArgs, Not(Contains(StrEq("-ginline-line-tables"))));
ASSERT_THAT(GeneratedArgs, Not(Contains(StrEq("-gno-inline-line-tables"))));
}
TEST_F(CommandLineTest, BoolOptionDefaultFalsePresentNegChange) {
const char *Args[] = {"-gno-inline-line-tables"};
ASSERT_TRUE(CompilerInvocation::CreateFromArgs(Invocation, Args, *Diags));
ASSERT_TRUE(Invocation.getCodeGenOpts().NoInlineLineTables);
Invocation.generateCC1CommandLine(GeneratedArgs, *this);
ASSERT_THAT(GeneratedArgs, Contains(StrEq("-gno-inline-line-tables")));
ASSERT_THAT(GeneratedArgs, Not(Contains(StrEq("-ginline-line-tables"))));
}
TEST_F(CommandLineTest, BoolOptionDefaultFalsePresentPosReset) {
const char *Args[] = {"-ginline-line-tables"};
// Driver-only flag.
ASSERT_FALSE(CompilerInvocation::CreateFromArgs(Invocation, Args, *Diags));
ASSERT_FALSE(Invocation.getCodeGenOpts().NoInlineLineTables);
}
// Boolean option with a keypath that defaults to false.
// The flag with positive spelling can set the keypath to true.
// The flag with negative spelling can reset the keypath to false.
TEST_F(CommandLineTest, BoolOptionDefaultFalsePresentNoneX) {
const char *Args[] = {""};
ASSERT_TRUE(CompilerInvocation::CreateFromArgs(Invocation, Args, *Diags));
ASSERT_FALSE(Invocation.getCodeGenOpts().CodeViewGHash);
Invocation.generateCC1CommandLine(GeneratedArgs, *this);
ASSERT_THAT(GeneratedArgs, Not(Contains(StrEq("-gcodeview-ghash"))));
ASSERT_THAT(GeneratedArgs, Not(Contains(StrEq("-gno-codeview-ghash"))));
}
TEST_F(CommandLineTest, BoolOptionDefaultFalsePresentPosChange) {
const char *Args[] = {"-gcodeview-ghash"};
ASSERT_TRUE(CompilerInvocation::CreateFromArgs(Invocation, Args, *Diags));
ASSERT_TRUE(Invocation.getCodeGenOpts().CodeViewGHash);
Invocation.generateCC1CommandLine(GeneratedArgs, *this);
ASSERT_THAT(GeneratedArgs, Contains(StrEq("-gcodeview-ghash")));
ASSERT_THAT(GeneratedArgs, Not(Contains(StrEq("-gno-codeview-ghash"))));
}
TEST_F(CommandLineTest, BoolOptionDefaultFalsePresentNegReset) {
const char *Args[] = {"-gno-codeview-ghash"};
// Driver-only flag.
ASSERT_FALSE(CompilerInvocation::CreateFromArgs(Invocation, Args, *Diags));
ASSERT_FALSE(Invocation.getCodeGenOpts().CodeViewGHash);
}
// Boolean option with a keypath that defaults to an arbitrary expression.
// The flag with positive spelling can set the keypath to true.
// The flag with negative spelling can set the keypath to false.
static constexpr unsigned PassManagerDefault =
!static_cast<unsigned>(LLVM_ENABLE_NEW_PASS_MANAGER);
static constexpr const char *PassManagerResetByFlag =
LLVM_ENABLE_NEW_PASS_MANAGER ? "-fno-legacy-pass-manager"
: "-flegacy-pass-manager";
static constexpr const char *PassManagerChangedByFlag =
LLVM_ENABLE_NEW_PASS_MANAGER ? "-flegacy-pass-manager"
: "-fno-legacy-pass-manager";
TEST_F(CommandLineTest, BoolOptionDefaultArbitraryTwoFlagsPresentNone) {
const char *Args = {""};
ASSERT_TRUE(CompilerInvocation::CreateFromArgs(Invocation, Args, *Diags));
ASSERT_EQ(Invocation.getCodeGenOpts().LegacyPassManager, PassManagerDefault);
Invocation.generateCC1CommandLine(GeneratedArgs, *this);
ASSERT_THAT(GeneratedArgs, Not(Contains(StrEq(PassManagerResetByFlag))));
ASSERT_THAT(GeneratedArgs, Not(Contains(StrEq(PassManagerChangedByFlag))));
}
TEST_F(CommandLineTest, BoolOptionDefaultArbitraryTwoFlagsPresentChange) {
const char *Args[] = {PassManagerChangedByFlag};
ASSERT_TRUE(CompilerInvocation::CreateFromArgs(Invocation, Args, *Diags));
ASSERT_EQ(Invocation.getCodeGenOpts().LegacyPassManager, !PassManagerDefault);
Invocation.generateCC1CommandLine(GeneratedArgs, *this);
ASSERT_THAT(GeneratedArgs, Contains(StrEq(PassManagerChangedByFlag)));
ASSERT_THAT(GeneratedArgs, Not(Contains(StrEq(PassManagerResetByFlag))));
}
TEST_F(CommandLineTest, BoolOptionDefaultArbitraryTwoFlagsPresentReset) {
const char *Args[] = {PassManagerResetByFlag};
ASSERT_TRUE(CompilerInvocation::CreateFromArgs(Invocation, Args, *Diags));
ASSERT_EQ(Invocation.getCodeGenOpts().LegacyPassManager, PassManagerDefault);
Invocation.generateCC1CommandLine(GeneratedArgs, *this);
ASSERT_THAT(GeneratedArgs, Not(Contains(StrEq(PassManagerResetByFlag))));
ASSERT_THAT(GeneratedArgs, Not(Contains(StrEq(PassManagerChangedByFlag))));
}
// Boolean option that gets the CC1Option flag from a let statement (which
// is applied **after** the record is defined):
//
// let Flags = [CC1Option] in {
// defm option : BoolOption<...>;
// }
TEST_F(CommandLineTest, BoolOptionCC1ViaLetPresentNone) {
const char *Args[] = {""};
ASSERT_TRUE(CompilerInvocation::CreateFromArgs(Invocation, Args, *Diags));
ASSERT_FALSE(Invocation.getCodeGenOpts().DebugPassManager);
Invocation.generateCC1CommandLine(GeneratedArgs, *this);
ASSERT_THAT(GeneratedArgs, Not(Contains(StrEq("-fdebug-pass-manager"))));
ASSERT_THAT(GeneratedArgs, Not(Contains(StrEq("-fno-debug-pass-manager"))));
}
TEST_F(CommandLineTest, BoolOptionCC1ViaLetPresentPos) {
const char *Args[] = {"-fdebug-pass-manager"};
ASSERT_TRUE(CompilerInvocation::CreateFromArgs(Invocation, Args, *Diags));
ASSERT_TRUE(Invocation.getCodeGenOpts().DebugPassManager);
Invocation.generateCC1CommandLine(GeneratedArgs, *this);
ASSERT_THAT(GeneratedArgs, ContainsN(StrEq("-fdebug-pass-manager"), 1));
ASSERT_THAT(GeneratedArgs, Not(Contains(StrEq("-fno-debug-pass-manager"))));
}
TEST_F(CommandLineTest, BoolOptionCC1ViaLetPresentNeg) {
const char *Args[] = {"-fno-debug-pass-manager"};
ASSERT_TRUE(CompilerInvocation::CreateFromArgs(Invocation, Args, *Diags));
ASSERT_FALSE(Invocation.getCodeGenOpts().DebugPassManager);
Invocation.generateCC1CommandLine(GeneratedArgs, *this);
ASSERT_THAT(GeneratedArgs, Not(Contains(StrEq("-fno-debug-pass-manager"))));
ASSERT_THAT(GeneratedArgs, Not(Contains(StrEq("-fdebug-pass-manager"))));
}
TEST_F(CommandLineTest, CanGenerateCC1CommandLineFlag) {
const char *Args[] = {"-fmodules-strict-context-hash"};
ASSERT_TRUE(CompilerInvocation::CreateFromArgs(Invocation, Args, *Diags));
Invocation.generateCC1CommandLine(GeneratedArgs, *this);
ASSERT_THAT(GeneratedArgs, Contains(StrEq("-fmodules-strict-context-hash")));
}
TEST_F(CommandLineTest, CanGenerateCC1CommandLineSeparate) {
const char *TripleCStr = "i686-apple-darwin9";
const char *Args[] = {"-triple", TripleCStr};
ASSERT_TRUE(CompilerInvocation::CreateFromArgs(Invocation, Args, *Diags));
Invocation.generateCC1CommandLine(GeneratedArgs, *this);
ASSERT_THAT(GeneratedArgs, Contains(StrEq(TripleCStr)));
}
TEST_F(CommandLineTest, CanGenerateCC1CommandLineSeparateRequiredPresent) {
const std::string DefaultTriple =
llvm::Triple::normalize(llvm::sys::getDefaultTargetTriple());
const char *Args[] = {"-triple", DefaultTriple.c_str()};
ASSERT_TRUE(CompilerInvocation::CreateFromArgs(Invocation, Args, *Diags));
Invocation.generateCC1CommandLine(GeneratedArgs, *this);
// Triple should always be emitted even if it is the default
ASSERT_THAT(GeneratedArgs, Contains(StrEq(DefaultTriple.c_str())));
}
TEST_F(CommandLineTest, CanGenerateCC1CommandLineSeparateRequiredAbsent) {
const std::string DefaultTriple =
llvm::Triple::normalize(llvm::sys::getDefaultTargetTriple());
const char *Args[] = {""};
ASSERT_TRUE(CompilerInvocation::CreateFromArgs(Invocation, Args, *Diags));
Invocation.generateCC1CommandLine(GeneratedArgs, *this);
// Triple should always be emitted even if it is the default
ASSERT_THAT(GeneratedArgs, Contains(StrEq(DefaultTriple.c_str())));
}
TEST_F(CommandLineTest, SeparateEnumNonDefault) {
const char *Args[] = {"-mrelocation-model", "static"};
ASSERT_TRUE(CompilerInvocation::CreateFromArgs(Invocation, Args, *Diags));
ASSERT_EQ(Invocation.getCodeGenOpts().RelocationModel, Reloc::Model::Static);
Invocation.generateCC1CommandLine(GeneratedArgs, *this);
// Non default relocation model.
ASSERT_THAT(GeneratedArgs, Contains(StrEq("-mrelocation-model")));
ASSERT_THAT(GeneratedArgs, Contains(StrEq("static")));
ASSERT_THAT(GeneratedArgs, Not(Contains(StrEq("-mrelocation-model=static"))));
}
TEST_F(CommandLineTest, SeparateEnumDefault) {
const char *Args[] = {"-mrelocation-model", "pic"};
ASSERT_TRUE(CompilerInvocation::CreateFromArgs(Invocation, Args, *Diags));
ASSERT_EQ(Invocation.getCodeGenOpts().RelocationModel, Reloc::Model::PIC_);
Invocation.generateCC1CommandLine(GeneratedArgs, *this);
// Default relocation model.
ASSERT_THAT(GeneratedArgs, Not(Contains(StrEq("-mrelocation-model"))));
ASSERT_THAT(GeneratedArgs, Not(Contains(StrEq("pic"))));
ASSERT_THAT(GeneratedArgs, Not(Contains(StrEq("-mrelocation-model=pic"))));
}
TEST_F(CommandLineTest, JoinedEnumNonDefault) {
const char *Args[] = {"-fobjc-dispatch-method=non-legacy"};
ASSERT_TRUE(CompilerInvocation::CreateFromArgs(Invocation, Args, *Diags));
ASSERT_EQ(Invocation.getCodeGenOpts().getObjCDispatchMethod(),
CodeGenOptions::NonLegacy);
Invocation.generateCC1CommandLine(GeneratedArgs, *this);
ASSERT_THAT(GeneratedArgs,
Contains(StrEq("-fobjc-dispatch-method=non-legacy")));
ASSERT_THAT(GeneratedArgs, Not(Contains(StrEq("-fobjc-dispatch-method="))));
ASSERT_THAT(GeneratedArgs, Not(Contains(StrEq("non-legacy"))));
}
TEST_F(CommandLineTest, JoinedEnumDefault) {
const char *Args[] = {"-fobjc-dispatch-method=legacy"};
ASSERT_TRUE(CompilerInvocation::CreateFromArgs(Invocation, Args, *Diags));
ASSERT_EQ(Invocation.getCodeGenOpts().getObjCDispatchMethod(),
CodeGenOptions::Legacy);
Invocation.generateCC1CommandLine(GeneratedArgs, *this);
ASSERT_THAT(GeneratedArgs,
Not(Contains(StrEq("-fobjc-dispatch-method=legacy"))));
ASSERT_THAT(GeneratedArgs, Not(Contains(StrEq("-fobjc-dispatch-method="))));
ASSERT_THAT(GeneratedArgs, Not(Contains(StrEq("legacy"))));
}
TEST_F(CommandLineTest, StringVectorEmpty) {
const char *Args[] = {""};
ASSERT_TRUE(CompilerInvocation::CreateFromArgs(Invocation, Args, *Diags));
ASSERT_TRUE(Invocation.getFrontendOpts().ModuleMapFiles.empty());
Invocation.generateCC1CommandLine(GeneratedArgs, *this);
ASSERT_THAT(GeneratedArgs, Not(Contains(HasSubstr("-fmodule-map-file"))));
}
TEST_F(CommandLineTest, StringVectorSingle) {
const char *Args[] = {"-fmodule-map-file=a"};
ASSERT_TRUE(CompilerInvocation::CreateFromArgs(Invocation, Args, *Diags));
ASSERT_EQ(Invocation.getFrontendOpts().ModuleMapFiles,
std::vector<std::string>({"a"}));
Invocation.generateCC1CommandLine(GeneratedArgs, *this);
ASSERT_THAT(GeneratedArgs, ContainsN(StrEq("-fmodule-map-file=a"), 1));
ASSERT_THAT(GeneratedArgs, ContainsN(HasSubstr("-fmodule-map-file"), 1));
}
TEST_F(CommandLineTest, StringVectorMultiple) {
const char *Args[] = {"-fmodule-map-file=a", "-fmodule-map-file=b"};
ASSERT_TRUE(CompilerInvocation::CreateFromArgs(Invocation, Args, *Diags));
ASSERT_TRUE(Invocation.getFrontendOpts().ModuleMapFiles ==
std::vector<std::string>({"a", "b"}));
Invocation.generateCC1CommandLine(GeneratedArgs, *this);
ASSERT_THAT(GeneratedArgs, ContainsN(StrEq("-fmodule-map-file=a"), 1));
ASSERT_THAT(GeneratedArgs, ContainsN(StrEq("-fmodule-map-file=b"), 1));
ASSERT_THAT(GeneratedArgs, ContainsN(HasSubstr("-fmodule-map-file"), 2));
}
// CommaJoined option with MarshallingInfoStringVector.
TEST_F(CommandLineTest, StringVectorCommaJoinedNone) {
const char *Args[] = {""};
ASSERT_TRUE(CompilerInvocation::CreateFromArgs(Invocation, Args, *Diags));
ASSERT_TRUE(Invocation.getLangOpts()->CommentOpts.BlockCommandNames.empty());
Invocation.generateCC1CommandLine(GeneratedArgs, *this);
ASSERT_THAT(GeneratedArgs,
Not(Contains(HasSubstr("-fcomment-block-commands"))));
}
TEST_F(CommandLineTest, StringVectorCommaJoinedSingle) {
const char *Args[] = {"-fcomment-block-commands=x,y"};
ASSERT_TRUE(CompilerInvocation::CreateFromArgs(Invocation, Args, *Diags));
ASSERT_EQ(Invocation.getLangOpts()->CommentOpts.BlockCommandNames,
std::vector<std::string>({"x", "y"}));
Invocation.generateCC1CommandLine(GeneratedArgs, *this);
ASSERT_THAT(GeneratedArgs,
ContainsN(StrEq("-fcomment-block-commands=x,y"), 1));
}
TEST_F(CommandLineTest, StringVectorCommaJoinedMultiple) {
const char *Args[] = {"-fcomment-block-commands=x,y",
"-fcomment-block-commands=a,b"};
ASSERT_TRUE(CompilerInvocation::CreateFromArgs(Invocation, Args, *Diags));
ASSERT_EQ(Invocation.getLangOpts()->CommentOpts.BlockCommandNames,
std::vector<std::string>({"x", "y", "a", "b"}));
Invocation.generateCC1CommandLine(GeneratedArgs, *this);
ASSERT_THAT(GeneratedArgs,
ContainsN(StrEq("-fcomment-block-commands=x,y,a,b"), 1));
}
// A flag that should be parsed only if a condition is met.
TEST_F(CommandLineTest, ConditionalParsingIfFalseFlagNotPresent) {
const char *Args[] = {""};
CompilerInvocation::CreateFromArgs(Invocation, Args, *Diags);
ASSERT_FALSE(Diags->hasErrorOccurred());
ASSERT_FALSE(Invocation.getLangOpts()->SYCLIsDevice);
ASSERT_FALSE(Invocation.getLangOpts()->SYCLIsHost);
ASSERT_EQ(Invocation.getLangOpts()->getSYCLVersion(), LangOptions::SYCL_None);
Invocation.generateCC1CommandLine(GeneratedArgs, *this);
ASSERT_THAT(GeneratedArgs, Not(Contains(StrEq("-fsycl"))));
ASSERT_THAT(GeneratedArgs, Not(Contains(HasSubstr("-sycl-std="))));
}
TEST_F(CommandLineTest, ConditionalParsingIfFalseFlagPresent) {
const char *Args[] = {"-sycl-std=2017"};
CompilerInvocation::CreateFromArgs(Invocation, Args, *Diags);
ASSERT_FALSE(Diags->hasErrorOccurred());
ASSERT_FALSE(Invocation.getLangOpts()->SYCLIsDevice);
ASSERT_FALSE(Invocation.getLangOpts()->SYCLIsHost);
ASSERT_EQ(Invocation.getLangOpts()->getSYCLVersion(), LangOptions::SYCL_None);
Invocation.generateCC1CommandLine(GeneratedArgs, *this);
ASSERT_THAT(GeneratedArgs, Not(Contains(StrEq("-fsycl-is-device"))));
ASSERT_THAT(GeneratedArgs, Not(Contains(StrEq("-fsycl-is-host"))));
ASSERT_THAT(GeneratedArgs, Not(Contains(HasSubstr("-sycl-std="))));
}
TEST_F(CommandLineTest, ConditionalParsingIfNonsenseSyclStdArg) {
const char *Args[] = {"-fsycl-is-device", "-sycl-std=garbage"};
CompilerInvocation::CreateFromArgs(Invocation, Args, *Diags);
ASSERT_TRUE(Diags->hasErrorOccurred());
ASSERT_TRUE(Invocation.getLangOpts()->SYCLIsDevice);
ASSERT_FALSE(Invocation.getLangOpts()->SYCLIsHost);
ASSERT_EQ(Invocation.getLangOpts()->getSYCLVersion(), LangOptions::SYCL_None);
Invocation.generateCC1CommandLine(GeneratedArgs, *this);
ASSERT_THAT(GeneratedArgs, Contains(StrEq("-fsycl-is-device")));
ASSERT_THAT(GeneratedArgs, Not(Contains(StrEq("-fsycl-is-host"))));
ASSERT_THAT(GeneratedArgs, Not(Contains(HasSubstr("-sycl-std="))));
}
TEST_F(CommandLineTest, ConditionalParsingIfOddSyclStdArg1) {
const char *Args[] = {"-fsycl-is-device", "-sycl-std=121"};
CompilerInvocation::CreateFromArgs(Invocation, Args, *Diags);
ASSERT_FALSE(Diags->hasErrorOccurred());
ASSERT_TRUE(Invocation.getLangOpts()->SYCLIsDevice);
ASSERT_FALSE(Invocation.getLangOpts()->SYCLIsHost);
ASSERT_EQ(Invocation.getLangOpts()->getSYCLVersion(), LangOptions::SYCL_2017);
Invocation.generateCC1CommandLine(GeneratedArgs, *this);
ASSERT_THAT(GeneratedArgs, Contains(StrEq("-fsycl-is-device")));
ASSERT_THAT(GeneratedArgs, Not(Contains(StrEq("-fsycl-is-host"))));
ASSERT_THAT(GeneratedArgs, Contains(HasSubstr("-sycl-std=2017")));
}
TEST_F(CommandLineTest, ConditionalParsingIfOddSyclStdArg2) {
const char *Args[] = {"-fsycl-is-device", "-sycl-std=1.2.1"};
CompilerInvocation::CreateFromArgs(Invocation, Args, *Diags);
ASSERT_FALSE(Diags->hasErrorOccurred());
ASSERT_TRUE(Invocation.getLangOpts()->SYCLIsDevice);
ASSERT_FALSE(Invocation.getLangOpts()->SYCLIsHost);
ASSERT_EQ(Invocation.getLangOpts()->getSYCLVersion(), LangOptions::SYCL_2017);
Invocation.generateCC1CommandLine(GeneratedArgs, *this);
ASSERT_THAT(GeneratedArgs, Contains(StrEq("-fsycl-is-device")));
ASSERT_THAT(GeneratedArgs, Not(Contains(StrEq("-fsycl-is-host"))));
ASSERT_THAT(GeneratedArgs, Contains(HasSubstr("-sycl-std=2017")));
}
TEST_F(CommandLineTest, ConditionalParsingIfOddSyclStdArg3) {
const char *Args[] = {"-fsycl-is-device", "-sycl-std=sycl-1.2.1"};
CompilerInvocation::CreateFromArgs(Invocation, Args, *Diags);
ASSERT_FALSE(Diags->hasErrorOccurred());
ASSERT_TRUE(Invocation.getLangOpts()->SYCLIsDevice);
ASSERT_FALSE(Invocation.getLangOpts()->SYCLIsHost);
ASSERT_EQ(Invocation.getLangOpts()->getSYCLVersion(), LangOptions::SYCL_2017);
Invocation.generateCC1CommandLine(GeneratedArgs, *this);
ASSERT_THAT(GeneratedArgs, Contains(StrEq("-fsycl-is-device")));
ASSERT_THAT(GeneratedArgs, Not(Contains(StrEq("-fsycl-is-host"))));
ASSERT_THAT(GeneratedArgs, Contains(HasSubstr("-sycl-std=2017")));
}
TEST_F(CommandLineTest, ConditionalParsingIfTrueFlagNotPresentHost) {
const char *Args[] = {"-fsycl-is-host"};
CompilerInvocation::CreateFromArgs(Invocation, Args, *Diags);
ASSERT_FALSE(Diags->hasErrorOccurred());
ASSERT_EQ(Invocation.getLangOpts()->getSYCLVersion(),
LangOptions::SYCL_Default);
Invocation.generateCC1CommandLine(GeneratedArgs, *this);
ASSERT_THAT(GeneratedArgs, Contains(StrEq("-fsycl-is-host")));
ASSERT_THAT(GeneratedArgs, Contains(HasSubstr("-sycl-std=")));
}
TEST_F(CommandLineTest, ConditionalParsingIfTrueFlagNotPresentDevice) {
const char *Args[] = {"-fsycl-is-device"};
CompilerInvocation::CreateFromArgs(Invocation, Args, *Diags);
ASSERT_FALSE(Diags->hasErrorOccurred());
ASSERT_EQ(Invocation.getLangOpts()->getSYCLVersion(),
LangOptions::SYCL_Default);
Invocation.generateCC1CommandLine(GeneratedArgs, *this);
ASSERT_THAT(GeneratedArgs, Contains(StrEq("-fsycl-is-device")));
ASSERT_THAT(GeneratedArgs, Contains(HasSubstr("-sycl-std=")));
}
TEST_F(CommandLineTest, ConditionalParsingIfTrueFlagPresent) {
const char *Args[] = {"-fsycl-is-device", "-sycl-std=2017"};
CompilerInvocation::CreateFromArgs(Invocation, Args, *Diags);
ASSERT_FALSE(Diags->hasErrorOccurred());
ASSERT_EQ(Invocation.getLangOpts()->getSYCLVersion(), LangOptions::SYCL_2017);
Invocation.generateCC1CommandLine(GeneratedArgs, *this);
ASSERT_THAT(GeneratedArgs, Contains(StrEq("-fsycl-is-device")));
ASSERT_THAT(GeneratedArgs, Contains(StrEq("-sycl-std=2017")));
}
// Wide integer option.
TEST_F(CommandLineTest, WideIntegerHighValue) {
const char *Args[] = {"-fbuild-session-timestamp=1609827494445723662"};
CompilerInvocation::CreateFromArgs(Invocation, Args, *Diags);
ASSERT_FALSE(Diags->hasErrorOccurred());
ASSERT_EQ(Invocation.getHeaderSearchOpts().BuildSessionTimestamp,
1609827494445723662ull);
}
// Tree of boolean options that can be (directly or transitively) implied by
// their parent:
//
// * -cl-unsafe-math-optimizations
// * -cl-mad-enable
// * -menable-unsafe-fp-math
// * -freciprocal-math
TEST_F(CommandLineTest, ImpliedBoolOptionsNoFlagPresent) {
const char *Args[] = {""};
ASSERT_TRUE(CompilerInvocation::CreateFromArgs(Invocation, Args, *Diags));
ASSERT_FALSE(Invocation.getLangOpts()->CLUnsafeMath);
ASSERT_FALSE(Invocation.getCodeGenOpts().LessPreciseFPMAD);
ASSERT_FALSE(Invocation.getLangOpts()->UnsafeFPMath);
ASSERT_FALSE(Invocation.getLangOpts()->AllowRecip);
Invocation.generateCC1CommandLine(GeneratedArgs, *this);
// Not generated - missing.
ASSERT_THAT(GeneratedArgs,
Not(Contains(StrEq("-cl-unsafe-math-optimizations"))));
ASSERT_THAT(GeneratedArgs, Not(Contains(StrEq("-cl-mad-enable"))));
ASSERT_THAT(GeneratedArgs, Not(Contains(StrEq("-menable-unsafe-fp-math"))));
ASSERT_THAT(GeneratedArgs, Not(Contains(StrEq("-freciprocal-math"))));
}
TEST_F(CommandLineTest, ImpliedBoolOptionsRootFlagPresent) {
const char *Args[] = {"-cl-unsafe-math-optimizations"};
ASSERT_TRUE(CompilerInvocation::CreateFromArgs(Invocation, Args, *Diags));
// Explicitly provided root flag.
ASSERT_TRUE(Invocation.getLangOpts()->CLUnsafeMath);
// Directly implied by explicitly provided root flag.
ASSERT_TRUE(Invocation.getCodeGenOpts().LessPreciseFPMAD);
ASSERT_TRUE(Invocation.getLangOpts()->UnsafeFPMath);
// Transitively implied by explicitly provided root flag.
ASSERT_TRUE(Invocation.getLangOpts()->AllowRecip);
Invocation.generateCC1CommandLine(GeneratedArgs, *this);
// Generated - explicitly provided.
ASSERT_THAT(GeneratedArgs, Contains(StrEq("-cl-unsafe-math-optimizations")));
// Not generated - implied by the generated root flag.
ASSERT_THAT(GeneratedArgs, Not(Contains(StrEq("-cl-mad-enable"))));
ASSERT_THAT(GeneratedArgs, Not(Contains(StrEq("-menable-unsafe-fp-math"))));
ASSERT_THAT(GeneratedArgs, Not(Contains(StrEq("-freciprocal-math"))));
}
TEST_F(CommandLineTest, ImpliedBoolOptionsAllFlagsPresent) {
const char *Args[] = {"-cl-unsafe-math-optimizations", "-cl-mad-enable",
"-menable-unsafe-fp-math", "-freciprocal-math"};
ASSERT_TRUE(CompilerInvocation::CreateFromArgs(Invocation, Args, *Diags));
ASSERT_TRUE(Invocation.getLangOpts()->CLUnsafeMath);
ASSERT_TRUE(Invocation.getCodeGenOpts().LessPreciseFPMAD);
ASSERT_TRUE(Invocation.getLangOpts()->UnsafeFPMath);
ASSERT_TRUE(Invocation.getLangOpts()->AllowRecip);
Invocation.generateCC1CommandLine(GeneratedArgs, *this);
// Generated - explicitly provided.
ASSERT_THAT(GeneratedArgs, Contains(StrEq("-cl-unsafe-math-optimizations")));
// Not generated - implied by their generated parent.
ASSERT_THAT(GeneratedArgs, Not(Contains(StrEq("-cl-mad-enable"))));
ASSERT_THAT(GeneratedArgs, Not(Contains(StrEq("-menable-unsafe-fp-math"))));
ASSERT_THAT(GeneratedArgs, Not(Contains(StrEq("-freciprocal-math"))));
}
TEST_F(CommandLineTest, ImpliedBoolOptionsImpliedFlagsPresent) {
const char *Args[] = {"-cl-mad-enable", "-menable-unsafe-fp-math",
"-freciprocal-math"};
ASSERT_TRUE(CompilerInvocation::CreateFromArgs(Invocation, Args, *Diags));
ASSERT_FALSE(Invocation.getLangOpts()->CLUnsafeMath);
ASSERT_TRUE(Invocation.getCodeGenOpts().LessPreciseFPMAD);
ASSERT_TRUE(Invocation.getLangOpts()->UnsafeFPMath);
ASSERT_TRUE(Invocation.getLangOpts()->AllowRecip);
Invocation.generateCC1CommandLine(GeneratedArgs, *this);
// Not generated - missing.
ASSERT_THAT(GeneratedArgs,
Not(Contains(StrEq("-cl-unsafe-math-optimizations"))));
// Generated - explicitly provided.
ASSERT_THAT(GeneratedArgs, Contains(StrEq("-cl-mad-enable")));
ASSERT_THAT(GeneratedArgs, Contains(StrEq("-menable-unsafe-fp-math")));
// Not generated - implied by its generated parent.
ASSERT_THAT(GeneratedArgs, Not(Contains(StrEq("-freciprocal-math"))));
}
TEST_F(CommandLineTest, PresentAndNotImpliedGenerated) {
const char *Args[] = {"-cl-mad-enable", "-menable-unsafe-fp-math"};
ASSERT_TRUE(CompilerInvocation::CreateFromArgs(Invocation, Args, *Diags));
Invocation.generateCC1CommandLine(GeneratedArgs, *this);
// Present options that were not implied are generated.
ASSERT_THAT(GeneratedArgs, Contains(StrEq("-cl-mad-enable")));
ASSERT_THAT(GeneratedArgs, Contains(StrEq("-menable-unsafe-fp-math")));
}
// Diagnostic option.
TEST_F(CommandLineTest, DiagnosticOptionPresent) {
const char *Args[] = {"-verify=xyz"};
ASSERT_TRUE(CompilerInvocation::CreateFromArgs(Invocation, Args, *Diags));
ASSERT_EQ(Invocation.getDiagnosticOpts().VerifyPrefixes,
std::vector<std::string>({"xyz"}));
Invocation.generateCC1CommandLine(GeneratedArgs, *this);
ASSERT_THAT(GeneratedArgs, ContainsN(StrEq("-verify=xyz"), 1));
}
// Option default depends on language standard.
TEST_F(CommandLineTest, DigraphsImplied) {
const char *Args[] = {""};
ASSERT_TRUE(CompilerInvocation::CreateFromArgs(Invocation, Args, *Diags));
ASSERT_TRUE(Invocation.getLangOpts()->Digraphs);
Invocation.generateCC1CommandLine(GeneratedArgs, *this);
ASSERT_THAT(GeneratedArgs, Not(Contains(StrEq("-fno-digraphs"))));
ASSERT_THAT(GeneratedArgs, Not(Contains(StrEq("-fdigraphs"))));
}
TEST_F(CommandLineTest, DigraphsDisabled) {
const char *Args[] = {"-fno-digraphs"};
ASSERT_TRUE(CompilerInvocation::CreateFromArgs(Invocation, Args, *Diags));
ASSERT_FALSE(Invocation.getLangOpts()->Digraphs);
Invocation.generateCC1CommandLine(GeneratedArgs, *this);
ASSERT_THAT(GeneratedArgs, Contains(StrEq("-fno-digraphs")));
ASSERT_THAT(GeneratedArgs, Not(Contains(StrEq("-fdigraphs"))));
}
TEST_F(CommandLineTest, DigraphsNotImplied) {
const char *Args[] = {"-std=c89"};
ASSERT_TRUE(CompilerInvocation::CreateFromArgs(Invocation, Args, *Diags));
ASSERT_FALSE(Invocation.getLangOpts()->Digraphs);
Invocation.generateCC1CommandLine(GeneratedArgs, *this);
ASSERT_THAT(GeneratedArgs, Not(Contains(StrEq("-fno-digraphs"))));
ASSERT_THAT(GeneratedArgs, Not(Contains(StrEq("-fdigraphs"))));
}
TEST_F(CommandLineTest, DigraphsEnabled) {
const char *Args[] = {"-std=c89", "-fdigraphs"};
ASSERT_TRUE(CompilerInvocation::CreateFromArgs(Invocation, Args, *Diags));
ASSERT_TRUE(Invocation.getLangOpts()->Digraphs);
Invocation.generateCC1CommandLine(GeneratedArgs, *this);
ASSERT_THAT(GeneratedArgs, Contains(StrEq("-fdigraphs")));
}
struct DummyModuleFileExtension
: public llvm::RTTIExtends<DummyModuleFileExtension, ModuleFileExtension> {
static char ID;
ModuleFileExtensionMetadata getExtensionMetadata() const override {
return {};
};
llvm::hash_code hashExtension(llvm::hash_code Code) const override {
return {};
}
std::unique_ptr<ModuleFileExtensionWriter>
createExtensionWriter(ASTWriter &Writer) override {
return {};
}
std::unique_ptr<ModuleFileExtensionReader>
createExtensionReader(const ModuleFileExtensionMetadata &Metadata,
ASTReader &Reader, serialization::ModuleFile &Mod,
const llvm::BitstreamCursor &Stream) override {
return {};
}
};
char DummyModuleFileExtension::ID = 0;
TEST_F(CommandLineTest, TestModuleFileExtension) {
const char *Args[] = {"-ftest-module-file-extension=first:2:1:0:first",
"-ftest-module-file-extension=second:3:2:1:second"};
ASSERT_TRUE(CompilerInvocation::CreateFromArgs(Invocation, Args, *Diags));
ASSERT_THAT(Invocation.getFrontendOpts().ModuleFileExtensions.size(), 2);
// Exercise the check that only serializes instances of
// TestModuleFileExtension by providing an instance of another
// ModuleFileExtension subclass.
Invocation.getFrontendOpts().ModuleFileExtensions.push_back(
std::make_shared<DummyModuleFileExtension>());
Invocation.generateCC1CommandLine(GeneratedArgs, *this);
ASSERT_THAT(GeneratedArgs,
ContainsN(HasSubstr("-ftest-module-file-extension="), 2));
ASSERT_THAT(
GeneratedArgs,
Contains(StrEq("-ftest-module-file-extension=first:2:1:0:first")));
ASSERT_THAT(
GeneratedArgs,
Contains(StrEq("-ftest-module-file-extension=second:3:2:1:second")));
}
TEST_F(CommandLineTest, RoundTrip) {
// Testing one marshalled and one manually generated option from each
// CompilerInvocation member.
const char *Args[] = {
"-round-trip-args",
// LanguageOptions
"-std=c17",
"-fmax-tokens=10",
// TargetOptions
"-target-sdk-version=1.2.3",
"-meabi",
"4",
// DiagnosticOptions
"-Wundef-prefix=XY",
"-fdiagnostics-format",
"clang",
// HeaderSearchOptions
"-stdlib=libc++",
"-fimplicit-module-maps",
// PreprocessorOptions
"-DXY=AB",
"-include-pch",
"a.pch",
// AnalyzerOptions
"-analyzer-config",
"ctu-import-threshold=42",
"-unoptimized-cfg",
// MigratorOptions (no manually handled arguments)
"-no-ns-alloc-error",
// CodeGenOptions
"-debug-info-kind=limited",
"-debug-info-macro",
// DependencyOutputOptions
"--show-includes",
"-H",
// FileSystemOptions (no manually handled arguments)
"-working-directory",
"folder",
// FrontendOptions
"-load",
"plugin",
"-ast-merge",
// PreprocessorOutputOptions
"-dD",
"-CC",
};
ASSERT_TRUE(CompilerInvocation::CreateFromArgs(Invocation, Args, *Diags));
ASSERT_TRUE(Invocation.getLangOpts()->C17);
ASSERT_EQ(Invocation.getLangOpts()->MaxTokens, 10u);
ASSERT_EQ(Invocation.getTargetOpts().SDKVersion, llvm::VersionTuple(1, 2, 3));
ASSERT_EQ(Invocation.getTargetOpts().EABIVersion, EABI::EABI4);
ASSERT_THAT(Invocation.getDiagnosticOpts().UndefPrefixes,
Contains(StrEq("XY")));
ASSERT_EQ(Invocation.getDiagnosticOpts().getFormat(),
TextDiagnosticFormat::Clang);
ASSERT_TRUE(Invocation.getHeaderSearchOpts().UseLibcxx);
ASSERT_TRUE(Invocation.getHeaderSearchOpts().ImplicitModuleMaps);
ASSERT_THAT(Invocation.getPreprocessorOpts().Macros,
Contains(std::make_pair(std::string("XY=AB"), false)));
ASSERT_EQ(Invocation.getPreprocessorOpts().ImplicitPCHInclude, "a.pch");
ASSERT_EQ(Invocation.getAnalyzerOpts()->Config["ctu-import-threshold"], "42");
ASSERT_TRUE(Invocation.getAnalyzerOpts()->UnoptimizedCFG);
ASSERT_TRUE(Invocation.getMigratorOpts().NoNSAllocReallocError);
ASSERT_EQ(Invocation.getCodeGenOpts().getDebugInfo(),
codegenoptions::DebugInfoKind::LimitedDebugInfo);
ASSERT_TRUE(Invocation.getCodeGenOpts().MacroDebugInfo);
ASSERT_EQ(Invocation.getDependencyOutputOpts().ShowIncludesDest,
ShowIncludesDestination::Stdout);
ASSERT_TRUE(Invocation.getDependencyOutputOpts().ShowHeaderIncludes);
}
TEST_F(CommandLineTest, PluginArgsRoundTripDeterminism) {
const char *Args[] = {
"-plugin-arg-blink-gc-plugin", "no-members-in-stack-allocated",
"-plugin-arg-find-bad-constructs", "checked-ptr-as-trivial-member",
"-plugin-arg-find-bad-constructs", "check-ipc",
// Enable round-trip to ensure '-plugin-arg' generation is deterministic.
"-round-trip-args"};
ASSERT_TRUE(CompilerInvocation::CreateFromArgs(Invocation, Args, *Diags));
}
} // anonymous namespace