16 #include "clang/Config/config.h" 21 #include "llvm/Option/ArgList.h" 22 #include "llvm/ProfileData/InstrProf.h" 23 #include "llvm/Support/Path.h" 24 #include "llvm/Support/ScopedPrinter.h" 25 #include "llvm/Support/VirtualFileSystem.h" 26 #include <system_error> 30 using namespace clang;
42 const llvm::Triple &TargetTriple,
44 llvm::Triple::EnvironmentType TargetEnvironment =
45 TargetTriple.getEnvironment();
46 bool IsAndroid = TargetTriple.isAndroid();
47 bool IsMipsR6 = TargetTriple.getSubArch() == llvm::Triple::MipsSubArch_r6;
51 switch (TargetTriple.getArch()) {
59 case llvm::Triple::arm:
60 case llvm::Triple::thumb:
62 return "arm-linux-androideabi";
63 }
else if (TargetEnvironment == llvm::Triple::GNUEABIHF) {
64 if (D.
getVFS().exists(SysRoot +
"/lib/arm-linux-gnueabihf"))
65 return "arm-linux-gnueabihf";
67 if (D.
getVFS().exists(SysRoot +
"/lib/arm-linux-gnueabi"))
68 return "arm-linux-gnueabi";
71 case llvm::Triple::armeb:
72 case llvm::Triple::thumbeb:
73 if (TargetEnvironment == llvm::Triple::GNUEABIHF) {
74 if (D.
getVFS().exists(SysRoot +
"/lib/armeb-linux-gnueabihf"))
75 return "armeb-linux-gnueabihf";
77 if (D.
getVFS().exists(SysRoot +
"/lib/armeb-linux-gnueabi"))
78 return "armeb-linux-gnueabi";
81 case llvm::Triple::x86:
83 return "i686-linux-android";
84 if (D.
getVFS().exists(SysRoot +
"/lib/i386-linux-gnu"))
85 return "i386-linux-gnu";
87 case llvm::Triple::x86_64:
89 return "x86_64-linux-android";
91 if (TargetEnvironment != llvm::Triple::GNUX32 &&
92 D.
getVFS().exists(SysRoot +
"/lib/x86_64-linux-gnu"))
93 return "x86_64-linux-gnu";
95 case llvm::Triple::aarch64:
97 return "aarch64-linux-android";
98 if (D.
getVFS().exists(SysRoot +
"/lib/aarch64-linux-gnu"))
99 return "aarch64-linux-gnu";
101 case llvm::Triple::aarch64_be:
102 if (D.
getVFS().exists(SysRoot +
"/lib/aarch64_be-linux-gnu"))
103 return "aarch64_be-linux-gnu";
105 case llvm::Triple::mips: {
106 std::string Arch = IsMipsR6 ?
"mipsisa32r6" :
"mips";
107 if (D.
getVFS().exists(SysRoot +
"/lib/" + Arch +
"-linux-gnu"))
108 return Arch +
"-linux-gnu";
111 case llvm::Triple::mipsel: {
113 return "mipsel-linux-android";
114 std::string Arch = IsMipsR6 ?
"mipsisa32r6el" :
"mipsel";
115 if (D.
getVFS().exists(SysRoot +
"/lib/" + Arch +
"-linux-gnu"))
116 return Arch +
"-linux-gnu";
119 case llvm::Triple::mips64: {
120 std::string Arch = IsMipsR6 ?
"mipsisa64r6" :
"mips64";
121 std::string ABI = llvm::Triple::getEnvironmentTypeName(TargetEnvironment);
122 if (D.
getVFS().exists(SysRoot +
"/lib/" + Arch +
"-linux-" + ABI))
123 return Arch +
"-linux-" + ABI;
126 case llvm::Triple::mips64el: {
128 return "mips64el-linux-android";
129 std::string Arch = IsMipsR6 ?
"mipsisa64r6el" :
"mips64el";
130 std::string ABI = llvm::Triple::getEnvironmentTypeName(TargetEnvironment);
131 if (D.
getVFS().exists(SysRoot +
"/lib/" + Arch +
"-linux-" + ABI))
132 return Arch +
"-linux-" + ABI;
135 case llvm::Triple::ppc:
136 if (D.
getVFS().exists(SysRoot +
"/lib/powerpc-linux-gnuspe"))
137 return "powerpc-linux-gnuspe";
138 if (D.
getVFS().exists(SysRoot +
"/lib/powerpc-linux-gnu"))
139 return "powerpc-linux-gnu";
141 case llvm::Triple::ppc64:
142 if (D.
getVFS().exists(SysRoot +
"/lib/powerpc64-linux-gnu"))
143 return "powerpc64-linux-gnu";
145 case llvm::Triple::ppc64le:
146 if (D.
getVFS().exists(SysRoot +
"/lib/powerpc64le-linux-gnu"))
147 return "powerpc64le-linux-gnu";
149 case llvm::Triple::sparc:
150 if (D.
getVFS().exists(SysRoot +
"/lib/sparc-linux-gnu"))
151 return "sparc-linux-gnu";
153 case llvm::Triple::sparcv9:
154 if (D.
getVFS().exists(SysRoot +
"/lib/sparc64-linux-gnu"))
155 return "sparc64-linux-gnu";
157 case llvm::Triple::systemz:
158 if (D.
getVFS().exists(SysRoot +
"/lib/s390x-linux-gnu"))
159 return "s390x-linux-gnu";
162 return TargetTriple.str();
165 static StringRef
getOSLibDir(
const llvm::Triple &Triple,
const ArgList &Args) {
166 if (Triple.isMIPS()) {
167 if (Triple.isAndroid()) {
171 if (CPUName ==
"mips32r6")
173 if (CPUName ==
"mips32r2")
181 return Triple.isArch32Bit() ?
"lib" :
"lib64";
193 if (Triple.getArch() == llvm::Triple::x86 ||
194 Triple.getArch() == llvm::Triple::ppc)
197 if (Triple.getArch() == llvm::Triple::x86_64 &&
198 Triple.getEnvironment() == llvm::Triple::GNUX32)
201 if (Triple.getArch() == llvm::Triple::riscv32)
204 return Triple.isArch32Bit() ?
"lib" :
"lib64";
209 StringRef InstallPath,
212 for (
const auto &Path : PathsCallback(Multilib))
221 llvm::Triple::ArchType Arch = Triple.getArch();
245 Triple.isAndroid()) {
253 if (Triple.isAArch64() && Triple.isAndroid()) {
255 ExtraOpts.push_back(
"max-page-size=4096");
267 if (Arch == llvm::Triple::arm || Arch == llvm::Triple::thumb)
270 const bool IsAndroid = Triple.isAndroid();
271 const bool IsMips = Triple.isMIPS();
272 const bool IsHexagon = Arch == llvm::Triple::hexagon;
274 Arch == llvm::Triple::riscv32 || Arch == llvm::Triple::riscv64;
276 if (IsMips && !SysRoot.empty())
277 ExtraOpts.push_back(
"--sysroot=" + SysRoot);
285 if (!IsMips && !IsHexagon) {
288 (IsAndroid && !Triple.isAndroidVersionLT(23)))
294 (IsAndroid && Triple.isAndroidVersionLT(23)))
295 ExtraOpts.push_back(
"--hash-style=both");
301 #ifdef ENABLE_LINKER_BUILD_ID 306 ExtraOpts.push_back(
"--enable-new-dtags");
315 const std::string OSLibDir =
getOSLibDir(Triple, Args);
363 if (StringRef(LibPath).startswith(SysRoot)) {
374 if (StringRef(D.
Dir).startswith(SysRoot)) {
389 Triple.getEnvironmentVersion(Major, Minor, Micro);
391 SysRoot +
"/usr/lib/" + MultiarchTriple +
"/" +
392 llvm::to_string(Major),
400 if (Triple.getVendor() == llvm::Triple::OpenEmbedded &&
401 Triple.isArch64Bit())
408 addPathIfExists(D, SysRoot +
"/usr/" + OSLibDir +
"/" + ABIName, Paths);
416 "/../../" + OSLibDir,
423 BiarchSibling.gccSuffix(),
438 if (StringRef(LibPath).startswith(SysRoot))
447 if (StringRef(D.
Dir).startswith(SysRoot))
476 std::string AndroidSysRootPath = (ClangDir +
"/../sysroot").
str();
477 if (
getVFS().exists(AndroidSysRootPath))
478 return AndroidSysRootPath;
482 return std::string();
493 (InstallDir +
"/../../../../" + TripleStr +
"/libc" + Multilib.
osSuffix())
496 if (
getVFS().exists(Path))
499 Path = (InstallDir +
"/../../../../sysroot" + Multilib.
osSuffix()).
str();
501 if (
getVFS().exists(Path))
504 return std::string();
508 const llvm::Triple::ArchType Arch =
getArch();
509 const llvm::Triple &Triple =
getTriple();
513 if (Triple.isAndroid())
514 return Triple.isArch64Bit() ?
"/system/bin/linker64" :
"/system/bin/linker";
516 if (Triple.isMusl()) {
517 std::string ArchName;
521 case llvm::Triple::arm:
522 case llvm::Triple::thumb:
526 case llvm::Triple::armeb:
527 case llvm::Triple::thumbeb:
532 ArchName = Triple.getArchName().str();
535 (Triple.getEnvironment() == llvm::Triple::MuslEABIHF ||
539 return "/lib/ld-musl-" + ArchName +
".so.1";
547 llvm_unreachable(
"unsupported architecture");
549 case llvm::Triple::aarch64:
551 Loader =
"ld-linux-aarch64.so.1";
553 case llvm::Triple::aarch64_be:
555 Loader =
"ld-linux-aarch64_be.so.1";
557 case llvm::Triple::arm:
558 case llvm::Triple::thumb:
559 case llvm::Triple::armeb:
560 case llvm::Triple::thumbeb: {
562 Triple.getEnvironment() == llvm::Triple::GNUEABIHF ||
566 Loader = HF ?
"ld-linux-armhf.so.3" :
"ld-linux.so.3";
569 case llvm::Triple::mips:
570 case llvm::Triple::mipsel:
571 case llvm::Triple::mips64:
572 case llvm::Triple::mips64el: {
578 Loader = IsNaN2008 ?
"ld-uClibc-mipsn8.so.0" :
"ld-uClibc.so.0";
579 else if (!Triple.hasEnvironment() &&
580 Triple.getVendor() == llvm::Triple::VendorType::MipsTechnologies)
582 Triple.isLittleEndian() ?
"ld-musl-mipsel.so.1" :
"ld-musl-mips.so.1";
584 Loader = IsNaN2008 ?
"ld-linux-mipsn8.so.1" :
"ld.so.1";
588 case llvm::Triple::ppc:
592 case llvm::Triple::ppc64:
597 case llvm::Triple::ppc64le:
602 case llvm::Triple::riscv32: {
605 Loader = (
"ld-linux-riscv32-" + ABIName +
".so.1").
str();
608 case llvm::Triple::riscv64: {
611 Loader = (
"ld-linux-riscv64-" + ABIName +
".so.1").
str();
614 case llvm::Triple::sparc:
615 case llvm::Triple::sparcel:
617 Loader =
"ld-linux.so.2";
619 case llvm::Triple::sparcv9:
621 Loader =
"ld-linux.so.2";
623 case llvm::Triple::systemz:
625 Loader =
"ld64.so.1";
627 case llvm::Triple::x86:
629 Loader =
"ld-linux.so.2";
631 case llvm::Triple::x86_64: {
632 bool X32 = Triple.getEnvironment() == llvm::Triple::GNUX32;
634 LibDir = X32 ?
"libx32" :
"lib64";
635 Loader = X32 ?
"ld-linux-x32.so.2" :
"ld-linux-x86-64.so.2";
640 if (Distro ==
Distro::Exherbo && (Triple.getVendor() == llvm::Triple::UnknownVendor ||
641 Triple.getVendor() == llvm::Triple::PC))
642 return "/usr/" + Triple.str() +
"/lib/" + Loader;
643 return "/" + LibDir +
"/" + Loader;
647 ArgStringList &CC1Args)
const {
651 if (DriverArgs.hasArg(clang::driver::options::OPT_nostdinc))
654 if (!DriverArgs.hasArg(options::OPT_nostdlibinc))
657 if (!DriverArgs.hasArg(options::OPT_nobuiltininc)) {
659 llvm::sys::path::append(P,
"include");
663 if (DriverArgs.hasArg(options::OPT_nostdlibinc))
667 StringRef CIncludeDirs(C_INCLUDE_DIRS);
668 if (CIncludeDirs !=
"") {
670 CIncludeDirs.split(dirs,
":");
671 for (StringRef dir : dirs) {
673 llvm::sys::path::is_absolute(dir) ? StringRef(SysRoot) :
"";
693 const StringRef X86_64MultiarchIncludeDirs[] = {
694 "/usr/include/x86_64-linux-gnu",
699 "/usr/include/i686-linux-gnu/64",
"/usr/include/i486-linux-gnu/64"};
700 const StringRef X86MultiarchIncludeDirs[] = {
701 "/usr/include/i386-linux-gnu",
706 "/usr/include/x86_64-linux-gnu/32",
"/usr/include/i686-linux-gnu",
707 "/usr/include/i486-linux-gnu"};
708 const StringRef AArch64MultiarchIncludeDirs[] = {
709 "/usr/include/aarch64-linux-gnu"};
710 const StringRef ARMMultiarchIncludeDirs[] = {
711 "/usr/include/arm-linux-gnueabi"};
712 const StringRef ARMHFMultiarchIncludeDirs[] = {
713 "/usr/include/arm-linux-gnueabihf"};
714 const StringRef ARMEBMultiarchIncludeDirs[] = {
715 "/usr/include/armeb-linux-gnueabi"};
716 const StringRef ARMEBHFMultiarchIncludeDirs[] = {
717 "/usr/include/armeb-linux-gnueabihf"};
718 const StringRef MIPSMultiarchIncludeDirs[] = {
"/usr/include/mips-linux-gnu"};
719 const StringRef MIPSELMultiarchIncludeDirs[] = {
720 "/usr/include/mipsel-linux-gnu"};
721 const StringRef MIPS64MultiarchIncludeDirs[] = {
722 "/usr/include/mips64-linux-gnuabi64"};
723 const StringRef MIPS64ELMultiarchIncludeDirs[] = {
724 "/usr/include/mips64el-linux-gnuabi64"};
725 const StringRef MIPSN32MultiarchIncludeDirs[] = {
726 "/usr/include/mips64-linux-gnuabin32"};
727 const StringRef MIPSN32ELMultiarchIncludeDirs[] = {
728 "/usr/include/mips64el-linux-gnuabin32"};
729 const StringRef MIPSR6MultiarchIncludeDirs[] = {
730 "/usr/include/mipsisa32-linux-gnu"};
731 const StringRef MIPSR6ELMultiarchIncludeDirs[] = {
732 "/usr/include/mipsisa32r6el-linux-gnu"};
733 const StringRef MIPS64R6MultiarchIncludeDirs[] = {
734 "/usr/include/mipsisa64r6-linux-gnuabi64"};
735 const StringRef MIPS64R6ELMultiarchIncludeDirs[] = {
736 "/usr/include/mipsisa64r6el-linux-gnuabi64"};
737 const StringRef MIPSN32R6MultiarchIncludeDirs[] = {
738 "/usr/include/mipsisa64r6-linux-gnuabin32"};
739 const StringRef MIPSN32R6ELMultiarchIncludeDirs[] = {
740 "/usr/include/mipsisa64r6el-linux-gnuabin32"};
741 const StringRef PPCMultiarchIncludeDirs[] = {
742 "/usr/include/powerpc-linux-gnu",
743 "/usr/include/powerpc-linux-gnuspe"};
744 const StringRef PPC64MultiarchIncludeDirs[] = {
745 "/usr/include/powerpc64-linux-gnu"};
746 const StringRef PPC64LEMultiarchIncludeDirs[] = {
747 "/usr/include/powerpc64le-linux-gnu"};
748 const StringRef SparcMultiarchIncludeDirs[] = {
749 "/usr/include/sparc-linux-gnu"};
750 const StringRef Sparc64MultiarchIncludeDirs[] = {
751 "/usr/include/sparc64-linux-gnu"};
752 const StringRef SYSTEMZMultiarchIncludeDirs[] = {
753 "/usr/include/s390x-linux-gnu"};
756 case llvm::Triple::x86_64:
757 MultiarchIncludeDirs = X86_64MultiarchIncludeDirs;
759 case llvm::Triple::x86:
760 MultiarchIncludeDirs = X86MultiarchIncludeDirs;
762 case llvm::Triple::aarch64:
763 case llvm::Triple::aarch64_be:
764 MultiarchIncludeDirs = AArch64MultiarchIncludeDirs;
766 case llvm::Triple::arm:
767 case llvm::Triple::thumb:
768 if (
getTriple().getEnvironment() == llvm::Triple::GNUEABIHF)
769 MultiarchIncludeDirs = ARMHFMultiarchIncludeDirs;
771 MultiarchIncludeDirs = ARMMultiarchIncludeDirs;
773 case llvm::Triple::armeb:
774 case llvm::Triple::thumbeb:
775 if (
getTriple().getEnvironment() == llvm::Triple::GNUEABIHF)
776 MultiarchIncludeDirs = ARMEBHFMultiarchIncludeDirs;
778 MultiarchIncludeDirs = ARMEBMultiarchIncludeDirs;
780 case llvm::Triple::mips:
781 if (
getTriple().getSubArch() == llvm::Triple::MipsSubArch_r6)
782 MultiarchIncludeDirs = MIPSR6MultiarchIncludeDirs;
784 MultiarchIncludeDirs = MIPSMultiarchIncludeDirs;
786 case llvm::Triple::mipsel:
787 if (
getTriple().getSubArch() == llvm::Triple::MipsSubArch_r6)
788 MultiarchIncludeDirs = MIPSR6ELMultiarchIncludeDirs;
790 MultiarchIncludeDirs = MIPSELMultiarchIncludeDirs;
792 case llvm::Triple::mips64:
793 if (
getTriple().getSubArch() == llvm::Triple::MipsSubArch_r6)
794 if (
getTriple().getEnvironment() == llvm::Triple::GNUABIN32)
795 MultiarchIncludeDirs = MIPSN32R6MultiarchIncludeDirs;
797 MultiarchIncludeDirs = MIPS64R6MultiarchIncludeDirs;
798 else if (
getTriple().getEnvironment() == llvm::Triple::GNUABIN32)
799 MultiarchIncludeDirs = MIPSN32MultiarchIncludeDirs;
801 MultiarchIncludeDirs = MIPS64MultiarchIncludeDirs;
803 case llvm::Triple::mips64el:
804 if (
getTriple().getSubArch() == llvm::Triple::MipsSubArch_r6)
805 if (
getTriple().getEnvironment() == llvm::Triple::GNUABIN32)
806 MultiarchIncludeDirs = MIPSN32R6ELMultiarchIncludeDirs;
808 MultiarchIncludeDirs = MIPS64R6ELMultiarchIncludeDirs;
809 else if (
getTriple().getEnvironment() == llvm::Triple::GNUABIN32)
810 MultiarchIncludeDirs = MIPSN32ELMultiarchIncludeDirs;
812 MultiarchIncludeDirs = MIPS64ELMultiarchIncludeDirs;
814 case llvm::Triple::ppc:
815 MultiarchIncludeDirs = PPCMultiarchIncludeDirs;
817 case llvm::Triple::ppc64:
818 MultiarchIncludeDirs = PPC64MultiarchIncludeDirs;
820 case llvm::Triple::ppc64le:
821 MultiarchIncludeDirs = PPC64LEMultiarchIncludeDirs;
823 case llvm::Triple::sparc:
824 MultiarchIncludeDirs = SparcMultiarchIncludeDirs;
826 case llvm::Triple::sparcv9:
827 MultiarchIncludeDirs = Sparc64MultiarchIncludeDirs;
829 case llvm::Triple::systemz:
830 MultiarchIncludeDirs = SYSTEMZMultiarchIncludeDirs;
836 const std::string AndroidMultiarchIncludeDir =
837 std::string(
"/usr/include/") +
839 const StringRef AndroidMultiarchIncludeDirs[] = {AndroidMultiarchIncludeDir};
841 MultiarchIncludeDirs = AndroidMultiarchIncludeDirs;
843 for (StringRef Dir : MultiarchIncludeDirs) {
844 if (D.
getVFS().exists(SysRoot + Dir)) {
864 std::string MaxVersionString =
"";
865 for (llvm::sys::fs::directory_iterator LI(base, EC), LE; !EC && LI != LE;
866 LI = LI.increment(EC)) {
867 StringRef VersionText = llvm::sys::path::filename(LI->path());
869 if (VersionText[0] ==
'v' &&
870 !VersionText.slice(1, StringRef::npos).getAsInteger(10, Version)) {
871 if (Version > MaxVersion) {
872 MaxVersion = Version;
873 MaxVersionString = VersionText;
877 return MaxVersion ? (base +
"/" + MaxVersionString).
str() :
"";
881 llvm::opt::ArgStringList &CC1Args)
const {
883 const std::string LibCXXIncludePathCandidates[] = {
891 for (
const auto &IncludePath : LibCXXIncludePathCandidates) {
892 if (IncludePath.empty() || !
getVFS().exists(IncludePath))
901 llvm::opt::ArgStringList &CC1Args)
const {
916 const std::string TargetMultiarchTriple =
922 "/c++/" + Version.
Text, TripleStr,
923 GCCMultiarchTriple, TargetMultiarchTriple,
929 const std::string LibStdCXXIncludePathCandidates[] = {
932 InstallDir.str() +
"/include/g++-v" + Version.
Text,
933 InstallDir.str() +
"/include/g++-v" + Version.
MajorStr +
"." +
935 InstallDir.str() +
"/include/g++-v" + Version.
MajorStr,
937 LibDir.str() +
"/../" + TripleStr.str() +
"/include/c++/" + Version.
Text,
940 LibDir.str() +
"/../include/c++",
943 LibDir.str() +
"/../include/g++",
946 for (
const auto &IncludePath : LibStdCXXIncludePathCandidates) {
956 ArgStringList &CC1Args)
const {
961 ArgStringList &CC1Args)
const {
963 CC1Args.push_back(
"-isystem");
964 CC1Args.push_back(DriverArgs.MakeArgString(
982 const bool IsX86 =
getTriple().getArch() == llvm::Triple::x86;
983 const bool IsX86_64 =
getTriple().getArch() == llvm::Triple::x86_64;
984 const bool IsMIPS =
getTriple().isMIPS32();
985 const bool IsMIPS64 =
getTriple().isMIPS64();
986 const bool IsPowerPC64 =
getTriple().getArch() == llvm::Triple::ppc64 ||
987 getTriple().getArch() == llvm::Triple::ppc64le;
988 const bool IsAArch64 =
getTriple().getArch() == llvm::Triple::aarch64 ||
989 getTriple().getArch() == llvm::Triple::aarch64_be;
990 const bool IsArmArch =
getTriple().getArch() == llvm::Triple::arm ||
991 getTriple().getArch() == llvm::Triple::thumb ||
992 getTriple().getArch() == llvm::Triple::armeb ||
993 getTriple().getArch() == llvm::Triple::thumbeb;
995 Res |= SanitizerKind::Address;
996 Res |= SanitizerKind::Fuzzer;
997 Res |= SanitizerKind::FuzzerNoLink;
998 Res |= SanitizerKind::KernelAddress;
999 Res |= SanitizerKind::Memory;
1000 Res |= SanitizerKind::Vptr;
1001 Res |= SanitizerKind::SafeStack;
1002 if (IsX86_64 || IsMIPS64 || IsAArch64)
1003 Res |= SanitizerKind::DataFlow;
1004 if (IsX86_64 || IsMIPS64 || IsAArch64 || IsX86 || IsArmArch || IsPowerPC64)
1005 Res |= SanitizerKind::Leak;
1006 if (IsX86_64 || IsMIPS64 || IsAArch64 || IsPowerPC64)
1007 Res |= SanitizerKind::Thread;
1009 Res |= SanitizerKind::KernelMemory;
1010 if (IsX86_64 || IsMIPS64)
1011 Res |= SanitizerKind::Efficiency;
1012 if (IsX86 || IsX86_64)
1013 Res |= SanitizerKind::Function;
1014 if (IsX86_64 || IsMIPS64 || IsAArch64 || IsX86 || IsMIPS || IsArmArch ||
1016 Res |= SanitizerKind::Scudo;
1017 if (IsX86_64 || IsAArch64) {
1018 Res |= SanitizerKind::HWAddress;
1019 Res |= SanitizerKind::KernelHWAddress;
1025 llvm::opt::ArgStringList &CmdArgs)
const {
1030 if ((!Args.hasArg(options::OPT_coverage)) && (!Args.hasArg(options::OPT_ftest_coverage)))
1031 CmdArgs.push_back(Args.MakeArgString(
1032 Twine(
"-u", llvm::getInstrProfRuntimeHookVarName())));
const IncludeDirsFunc & includeDirsCallback() const
const IncludeDirsFunc & filePathsCallback() const
Distro - Helper class for detecting and classifying Linux distributions.
const std::string & includeSuffix() const
Get the include directory suffix.
std::string Dir
The path the driver executable was in, as invoked from the command line.
const std::string & gccSuffix() const
Get the detected GCC installation path suffix for the multi-arch target variant.
static StringRef getOSLibDir(const llvm::Triple &Triple, const ArgList &Args)
const std::string & osSuffix() const
Get the detected os path suffix for the multi-arch target variant.
static std::string DetectLibcxxIncludePath(StringRef base)
Driver - Encapsulate logic for constructing compilation processes from a set of gcc-driver-like comma...
llvm::vfs::FileSystem & getVFS() const
This corresponds to a single GCC Multilib, or a segment of one controlled by a command line flag...
void AddCudaIncludeArgs(const llvm::opt::ArgList &DriverArgs, llvm::opt::ArgStringList &CC1Args) const
static std::string getMultiarchTriple(const Driver &D, const llvm::Triple &TargetTriple, StringRef SysRoot)
Get our best guess at the multiarch triple for a target.
bool IsAlpineLinux() const
static void addMultilibsFilePaths(const Driver &D, const MultilibSet &Multilibs, const Multilib &Multilib, StringRef InstallPath, ToolChain::path_list &Paths)
Dataflow Directional Tag Classes.
std::string SysRoot
sysroot, if present
const char * getInstalledDir() const
Get the path to where the clang executable was installed.
std::string ResourceDir
The path to the compiler resource directory.