[clang] [clang] Add managarm support (PR #144791)
via cfe-commits
cfe-commits at lists.llvm.org
Wed Jun 18 13:43:00 PDT 2025
llvmbot wrote:
<!--LLVM PR SUMMARY COMMENT-->
@llvm/pr-subscribers-clang
Author: no92 (no92)
<details>
<summary>Changes</summary>
This is a repost of the quickly reverted #<!-- -->139271. The failing buildbot tests have been fixed and pass on my machine now.
---
Patch is 43.75 KiB, truncated to 20.00 KiB below, full version: https://github.com/llvm/llvm-project/pull/144791.diff
35 Files Affected:
- (modified) clang/lib/Basic/Targets.cpp (+9)
- (modified) clang/lib/Basic/Targets/OSTargets.h (+30)
- (modified) clang/lib/Driver/CMakeLists.txt (+1)
- (modified) clang/lib/Driver/Driver.cpp (+4)
- (modified) clang/lib/Driver/ToolChains/Gnu.cpp (+2)
- (added) clang/lib/Driver/ToolChains/Managarm.cpp (+218)
- (added) clang/lib/Driver/ToolChains/Managarm.h (+55)
- (modified) clang/lib/Lex/InitHeaderSearch.cpp (+1)
- (added) clang/test/Driver/Inputs/basic_managarm_tree/lib/aarch64-managarm-mlibc/.keep ()
- (added) clang/test/Driver/Inputs/basic_managarm_tree/lib/riscv64-managarm-mlibc/.keep ()
- (added) clang/test/Driver/Inputs/basic_managarm_tree/lib/x86_64-managarm-mlibc/.keep ()
- (added) clang/test/Driver/Inputs/basic_managarm_tree/lib64/aarch64-managarm-mlibc/.keep ()
- (added) clang/test/Driver/Inputs/basic_managarm_tree/lib64/riscv64-managarm-mlibc/.keep ()
- (added) clang/test/Driver/Inputs/basic_managarm_tree/lib64/x86_64-managarm-mlibc/.keep ()
- (added) clang/test/Driver/Inputs/basic_managarm_tree/usr/include/aarch64-managarm-mlibc/c++/10/.keep ()
- (added) clang/test/Driver/Inputs/basic_managarm_tree/usr/include/c++/10/.keep ()
- (added) clang/test/Driver/Inputs/basic_managarm_tree/usr/include/c++/v1/.keep ()
- (added) clang/test/Driver/Inputs/basic_managarm_tree/usr/include/riscv64-managarm-mlibc/c++/10/.keep ()
- (added) clang/test/Driver/Inputs/basic_managarm_tree/usr/include/x86_64-managarm-mlibc/c++/10/.keep ()
- (added) clang/test/Driver/Inputs/basic_managarm_tree/usr/lib/aarch64-managarm-mlibc/.keep ()
- (added) clang/test/Driver/Inputs/basic_managarm_tree/usr/lib/gcc/aarch64-managarm-mlibc/10/crtbegin.o ()
- (added) clang/test/Driver/Inputs/basic_managarm_tree/usr/lib/gcc/aarch64-managarm-mlibc/10/crtbeginS.o ()
- (added) clang/test/Driver/Inputs/basic_managarm_tree/usr/lib/gcc/aarch64-managarm-mlibc/10/crtbeginT.o ()
- (added) clang/test/Driver/Inputs/basic_managarm_tree/usr/lib/gcc/riscv64-managarm-mlibc/10/crtbegin.o ()
- (added) clang/test/Driver/Inputs/basic_managarm_tree/usr/lib/gcc/riscv64-managarm-mlibc/10/crtbeginS.o ()
- (added) clang/test/Driver/Inputs/basic_managarm_tree/usr/lib/gcc/riscv64-managarm-mlibc/10/crtbeginT.o ()
- (added) clang/test/Driver/Inputs/basic_managarm_tree/usr/lib/gcc/x86_64-managarm-mlibc/10/crtbegin.o ()
- (added) clang/test/Driver/Inputs/basic_managarm_tree/usr/lib/gcc/x86_64-managarm-mlibc/10/crtbeginS.o ()
- (added) clang/test/Driver/Inputs/basic_managarm_tree/usr/lib/gcc/x86_64-managarm-mlibc/10/crtbeginT.o ()
- (added) clang/test/Driver/Inputs/basic_managarm_tree/usr/lib/riscv64-managarm-mlibc/.keep ()
- (added) clang/test/Driver/Inputs/basic_managarm_tree/usr/lib/x86_64-managarm-mlibc/.keep ()
- (added) clang/test/Driver/Inputs/basic_managarm_tree/usr/lib64/.keep ()
- (added) clang/test/Driver/managarm.cpp (+267)
- (modified) clang/test/Preprocessor/init.c (+5)
- (modified) clang/test/Preprocessor/predefined-macros-no-warnings.c (+3)
``````````diff
diff --git a/clang/lib/Basic/Targets.cpp b/clang/lib/Basic/Targets.cpp
index 9889141ad2085..af1111a863308 100644
--- a/clang/lib/Basic/Targets.cpp
+++ b/clang/lib/Basic/Targets.cpp
@@ -164,6 +164,9 @@ std::unique_ptr<TargetInfo> AllocateTarget(const llvm::Triple &Triple,
return std::make_unique<OHOSTargetInfo<AArch64leTargetInfo>>(Triple,
Opts);
}
+ case llvm::Triple::Managarm:
+ return std::make_unique<ManagarmTargetInfo<AArch64leTargetInfo>>(Triple,
+ Opts);
case llvm::Triple::NetBSD:
return std::make_unique<NetBSDTargetInfo<AArch64leTargetInfo>>(Triple,
Opts);
@@ -466,6 +469,9 @@ std::unique_ptr<TargetInfo> AllocateTarget(const llvm::Triple &Triple,
return std::make_unique<OHOSTargetInfo<RISCV64TargetInfo>>(Triple,
Opts);
}
+ case llvm::Triple::Managarm:
+ return std::make_unique<ManagarmTargetInfo<RISCV64TargetInfo>>(Triple,
+ Opts);
default:
return std::make_unique<RISCV64TargetInfo>(Triple, Opts);
}
@@ -654,6 +660,9 @@ std::unique_ptr<TargetInfo> AllocateTarget(const llvm::Triple &Triple,
return std::make_unique<PS5OSTargetInfo<X86_64TargetInfo>>(Triple, Opts);
case llvm::Triple::Hurd:
return std::make_unique<HurdTargetInfo<X86_64TargetInfo>>(Triple, Opts);
+ case llvm::Triple::Managarm:
+ return std::make_unique<ManagarmTargetInfo<X86_64TargetInfo>>(Triple,
+ Opts);
default:
return std::make_unique<X86_64TargetInfo>(Triple, Opts);
}
diff --git a/clang/lib/Basic/Targets/OSTargets.h b/clang/lib/Basic/Targets/OSTargets.h
index d148b38d03c7c..5dac699c2bb45 100644
--- a/clang/lib/Basic/Targets/OSTargets.h
+++ b/clang/lib/Basic/Targets/OSTargets.h
@@ -395,6 +395,36 @@ class LLVM_LIBRARY_VISIBILITY LinuxTargetInfo : public OSTargetInfo<Target> {
}
};
+// Managarm Target
+template <typename Target>
+class LLVM_LIBRARY_VISIBILITY ManagarmTargetInfo : public OSTargetInfo<Target> {
+protected:
+ void getOSDefines(const LangOptions &Opts, const llvm::Triple &Triple,
+ MacroBuilder &Builder) const override {
+ DefineStd(Builder, "unix", Opts);
+ Builder.defineMacro("__managarm__");
+ if (Opts.POSIXThreads)
+ Builder.defineMacro("_REENTRANT");
+ if (Opts.CPlusPlus)
+ Builder.defineMacro("_GNU_SOURCE");
+ if (this->HasFloat128)
+ Builder.defineMacro("__FLOAT128__");
+ }
+
+public:
+ ManagarmTargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts)
+ : OSTargetInfo<Target>(Triple, Opts) {
+ switch (Triple.getArch()) {
+ default:
+ break;
+ case llvm::Triple::x86:
+ case llvm::Triple::x86_64:
+ this->HasFloat128 = true;
+ break;
+ }
+ }
+};
+
// NetBSD Target
template <typename Target>
class LLVM_LIBRARY_VISIBILITY NetBSDTargetInfo : public OSTargetInfo<Target> {
diff --git a/clang/lib/Driver/CMakeLists.txt b/clang/lib/Driver/CMakeLists.txt
index 44e16edfb1ccf..3cfd671e9d8f2 100644
--- a/clang/lib/Driver/CMakeLists.txt
+++ b/clang/lib/Driver/CMakeLists.txt
@@ -66,6 +66,7 @@ add_clang_library(clangDriver
ToolChains/HLSL.cpp
ToolChains/Hurd.cpp
ToolChains/Linux.cpp
+ ToolChains/Managarm.cpp
ToolChains/MipsLinux.cpp
ToolChains/MinGW.cpp
ToolChains/MSP430.cpp
diff --git a/clang/lib/Driver/Driver.cpp b/clang/lib/Driver/Driver.cpp
index 2f86b6633df1c..780bfc83dc623 100644
--- a/clang/lib/Driver/Driver.cpp
+++ b/clang/lib/Driver/Driver.cpp
@@ -33,6 +33,7 @@
#include "ToolChains/Linux.h"
#include "ToolChains/MSP430.h"
#include "ToolChains/MSVC.h"
+#include "ToolChains/Managarm.h"
#include "ToolChains/MinGW.h"
#include "ToolChains/MipsLinux.h"
#include "ToolChains/NaCl.h"
@@ -6850,6 +6851,9 @@ const ToolChain &Driver::getToolChain(const ArgList &Args,
case llvm::Triple::Fuchsia:
TC = std::make_unique<toolchains::Fuchsia>(*this, Target, Args);
break;
+ case llvm::Triple::Managarm:
+ TC = std::make_unique<toolchains::Managarm>(*this, Target, Args);
+ break;
case llvm::Triple::Solaris:
TC = std::make_unique<toolchains::Solaris>(*this, Target, Args);
break;
diff --git a/clang/lib/Driver/ToolChains/Gnu.cpp b/clang/lib/Driver/ToolChains/Gnu.cpp
index 9203bbc91b0bb..afce4fffe1d5f 100644
--- a/clang/lib/Driver/ToolChains/Gnu.cpp
+++ b/clang/lib/Driver/ToolChains/Gnu.cpp
@@ -226,6 +226,8 @@ static const char *getLDMOption(const llvm::Triple &T, const ArgList &Args) {
return "elf_iamcu";
return "elf_i386";
case llvm::Triple::aarch64:
+ if (T.isOSManagarm())
+ return "aarch64managarm";
return "aarch64linux";
case llvm::Triple::aarch64_be:
return "aarch64linuxb";
diff --git a/clang/lib/Driver/ToolChains/Managarm.cpp b/clang/lib/Driver/ToolChains/Managarm.cpp
new file mode 100644
index 0000000000000..ff455f2c6ec70
--- /dev/null
+++ b/clang/lib/Driver/ToolChains/Managarm.cpp
@@ -0,0 +1,218 @@
+//===----------------------------------------------------------------------===//
+//
+// 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 "Managarm.h"
+#include "Arch/ARM.h"
+#include "Arch/RISCV.h"
+#include "clang/Config/config.h"
+#include "clang/Driver/CommonArgs.h"
+#include "clang/Driver/Driver.h"
+#include "clang/Driver/Options.h"
+#include "clang/Driver/SanitizerArgs.h"
+#include "llvm/Option/ArgList.h"
+#include "llvm/Support/Path.h"
+
+using namespace clang::driver;
+using namespace clang::driver::toolchains;
+using namespace clang;
+using namespace llvm::opt;
+
+using tools::addPathIfExists;
+
+std::string Managarm::getMultiarchTriple(const Driver &D,
+ const llvm::Triple &TargetTriple,
+ StringRef SysRoot) const {
+ switch (TargetTriple.getArch()) {
+ default:
+ return TargetTriple.str();
+ case llvm::Triple::x86_64:
+ return "x86_64-managarm-" + TargetTriple.getEnvironmentName().str();
+ case llvm::Triple::aarch64:
+ return "aarch64-managarm-" + TargetTriple.getEnvironmentName().str();
+ case llvm::Triple::riscv64:
+ return "riscv64-managarm-" + TargetTriple.getEnvironmentName().str();
+ }
+}
+
+static StringRef getOSLibDir(const llvm::Triple &Triple, const ArgList &Args) {
+ // It happens that only x86, PPC and SPARC use the 'lib32' variant of
+ // oslibdir, and using that variant while targeting other architectures causes
+ // problems because the libraries are laid out in shared system roots that
+ // can't cope with a 'lib32' library search path being considered. So we only
+ // enable them when we know we may need it.
+ //
+ // FIXME: This is a bit of a hack. We should really unify this code for
+ // reasoning about oslibdir spellings with the lib dir spellings in the
+ // GCCInstallationDetector, but that is a more significant refactoring.
+ if (Triple.getArch() == llvm::Triple::x86 || Triple.isPPC32() ||
+ Triple.getArch() == llvm::Triple::sparc)
+ return "lib32";
+
+ if (Triple.getArch() == llvm::Triple::x86_64 && Triple.isX32())
+ return "libx32";
+
+ if (Triple.getArch() == llvm::Triple::riscv32)
+ return "lib32";
+
+ return Triple.isArch32Bit() ? "lib" : "lib64";
+}
+
+Managarm::Managarm(const Driver &D, const llvm::Triple &Triple,
+ const ArgList &Args)
+ : Generic_ELF(D, Triple, Args) {
+ GCCInstallation.init(Triple, Args);
+ Multilibs = GCCInstallation.getMultilibs();
+ SelectedMultilibs.assign({GCCInstallation.getMultilib()});
+ std::string SysRoot = computeSysRoot();
+
+ ToolChain::path_list &PPaths = getProgramPaths();
+
+ Generic_GCC::PushPPaths(PPaths);
+
+#ifdef ENABLE_LINKER_BUILD_ID
+ ExtraOpts.push_back("--build-id");
+#endif
+
+ // The selection of paths to try here is designed to match the patterns which
+ // the GCC driver itself uses, as this is part of the GCC-compatible driver.
+ // This was determined by running GCC in a fake filesystem, creating all
+ // possible permutations of these directories, and seeing which ones it added
+ // to the link paths.
+ path_list &Paths = getFilePaths();
+
+ const std::string OSLibDir = std::string(getOSLibDir(Triple, Args));
+ const std::string MultiarchTriple = getMultiarchTriple(D, Triple, SysRoot);
+
+ Generic_GCC::AddMultilibPaths(D, SysRoot, OSLibDir, MultiarchTriple, Paths);
+
+ addPathIfExists(D, concat(SysRoot, "/lib", MultiarchTriple), Paths);
+ addPathIfExists(D, concat(SysRoot, "/lib/..", OSLibDir), Paths);
+ addPathIfExists(D, concat(SysRoot, "/usr/lib", MultiarchTriple), Paths);
+ addPathIfExists(D, concat(SysRoot, "/usr", OSLibDir), Paths);
+
+ Generic_GCC::AddMultiarchPaths(D, SysRoot, OSLibDir, Paths);
+
+ addPathIfExists(D, concat(SysRoot, "/lib"), Paths);
+ addPathIfExists(D, concat(SysRoot, "/usr/lib"), Paths);
+}
+
+bool Managarm::HasNativeLLVMSupport() const { return true; }
+
+Tool *Managarm::buildLinker() const {
+ return new tools::gnutools::Linker(*this);
+}
+
+Tool *Managarm::buildAssembler() const {
+ return new tools::gnutools::Assembler(*this);
+}
+
+std::string Managarm::computeSysRoot() const {
+ if (!getDriver().SysRoot.empty())
+ return getDriver().SysRoot;
+ return std::string();
+}
+
+std::string Managarm::getDynamicLinker(const ArgList &Args) const {
+ switch (getTriple().getArch()) {
+ case llvm::Triple::aarch64:
+ return "/lib/aarch64-managarm/ld.so";
+ case llvm::Triple::riscv64: {
+ StringRef ABIName = tools::riscv::getRISCVABI(Args, getTriple());
+ return ("/lib/riscv64-managarm/ld-riscv64-" + ABIName + ".so").str();
+ }
+ case llvm::Triple::x86_64:
+ return "/lib/x86_64-managarm/ld.so";
+ default:
+ llvm_unreachable("unsupported architecture");
+ }
+}
+
+void Managarm::AddClangSystemIncludeArgs(const ArgList &DriverArgs,
+ ArgStringList &CC1Args) const {
+ const Driver &D = getDriver();
+ std::string SysRoot = computeSysRoot();
+
+ if (DriverArgs.hasArg(clang::driver::options::OPT_nostdinc))
+ return;
+
+ if (!DriverArgs.hasArg(options::OPT_nostdlibinc))
+ addSystemInclude(DriverArgs, CC1Args, SysRoot + "/usr/local/include");
+
+ // Add 'include' in the resource directory, which is similar to
+ // GCC_INCLUDE_DIR (private headers) in GCC.
+ if (!DriverArgs.hasArg(options::OPT_nobuiltininc)) {
+ SmallString<128> ResourceDirInclude(D.ResourceDir);
+ llvm::sys::path::append(ResourceDirInclude, "include");
+ addSystemInclude(DriverArgs, CC1Args, ResourceDirInclude);
+ }
+
+ if (DriverArgs.hasArg(options::OPT_nostdlibinc))
+ return;
+
+ // TOOL_INCLUDE_DIR
+ AddMultilibIncludeArgs(DriverArgs, CC1Args);
+
+ // Check for configure-time C include directories.
+ StringRef CIncludeDirs(C_INCLUDE_DIRS);
+ if (CIncludeDirs != "") {
+ SmallVector<StringRef, 5> dirs;
+ CIncludeDirs.split(dirs, ":");
+ for (StringRef dir : dirs) {
+ StringRef Prefix =
+ llvm::sys::path::is_absolute(dir) ? StringRef(SysRoot) : "";
+ addExternCSystemInclude(DriverArgs, CC1Args, Prefix + dir);
+ }
+ return;
+ }
+
+ // On systems using multiarch, add /usr/include/$triple before
+ // /usr/include.
+ std::string MultiarchIncludeDir = getMultiarchTriple(D, getTriple(), SysRoot);
+ if (!MultiarchIncludeDir.empty())
+ addExternCSystemInclude(
+ DriverArgs, CC1Args,
+ concat(SysRoot, "/usr/include", MultiarchIncludeDir));
+
+ // Add an include of '/include' directly. This isn't provided by default by
+ // system GCCs, but is often used with cross-compiling GCCs, and harmless to
+ // add even when Clang is acting as-if it were a system compiler.
+ addExternCSystemInclude(DriverArgs, CC1Args, concat(SysRoot, "/include"));
+
+ addExternCSystemInclude(DriverArgs, CC1Args, concat(SysRoot, "/usr/include"));
+}
+
+void Managarm::addLibStdCxxIncludePaths(
+ const llvm::opt::ArgList &DriverArgs,
+ llvm::opt::ArgStringList &CC1Args) const {
+ // We need a detected GCC installation on Managarm to provide libstdc++'s
+ // headers.
+ if (!GCCInstallation.isValid())
+ return;
+
+ StringRef TripleStr = GCCInstallation.getTriple().str();
+
+ // Try generic GCC detection.
+ Generic_GCC::addGCCLibStdCxxIncludePaths(DriverArgs, CC1Args, TripleStr);
+}
+
+SanitizerMask Managarm::getSupportedSanitizers() const {
+ const bool IsX86_64 = getTriple().getArch() == llvm::Triple::x86_64;
+ SanitizerMask Res = ToolChain::getSupportedSanitizers();
+ Res |= SanitizerKind::PointerCompare;
+ Res |= SanitizerKind::PointerSubtract;
+ Res |= SanitizerKind::KernelAddress;
+ Res |= SanitizerKind::Vptr;
+ if (IsX86_64)
+ Res |= SanitizerKind::KernelMemory;
+ return Res;
+}
+
+void Managarm::addExtraOpts(llvm::opt::ArgStringList &CmdArgs) const {
+ for (const auto &Opt : ExtraOpts)
+ CmdArgs.push_back(Opt.c_str());
+}
diff --git a/clang/lib/Driver/ToolChains/Managarm.h b/clang/lib/Driver/ToolChains/Managarm.h
new file mode 100644
index 0000000000000..2082e2c615f28
--- /dev/null
+++ b/clang/lib/Driver/ToolChains/Managarm.h
@@ -0,0 +1,55 @@
+//===--- Managarm.h - Managarm ToolChain Implementations --------*- C++ -*-===//
+//
+// The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_CLANG_LIB_DRIVER_TOOLCHAINS_MANAGARM_H
+#define LLVM_CLANG_LIB_DRIVER_TOOLCHAINS_MANAGARM_H
+
+#include "Gnu.h"
+#include "clang/Driver/ToolChain.h"
+
+namespace clang {
+namespace driver {
+namespace toolchains {
+
+class LLVM_LIBRARY_VISIBILITY Managarm : public Generic_ELF {
+public:
+ Managarm(const Driver &D, const llvm::Triple &Triple,
+ const llvm::opt::ArgList &Args);
+
+ bool HasNativeLLVMSupport() const override;
+
+ std::string getMultiarchTriple(const Driver &D,
+ const llvm::Triple &TargetTriple,
+ StringRef SysRoot) const override;
+
+ void
+ AddClangSystemIncludeArgs(const llvm::opt::ArgList &DriverArgs,
+ llvm::opt::ArgStringList &CC1Args) const override;
+ void
+ addLibStdCxxIncludePaths(const llvm::opt::ArgList &DriverArgs,
+ llvm::opt::ArgStringList &CC1Args) const override;
+ SanitizerMask getSupportedSanitizers() const override;
+ std::string computeSysRoot() const override;
+
+ std::string getDynamicLinker(const llvm::opt::ArgList &Args) const override;
+
+ void addExtraOpts(llvm::opt::ArgStringList &CmdArgs) const override;
+
+ std::vector<std::string> ExtraOpts;
+
+protected:
+ Tool *buildAssembler() const override;
+ Tool *buildLinker() const override;
+};
+
+} // end namespace toolchains
+} // end namespace driver
+} // end namespace clang
+
+#endif // LLVM_CLANG_LIB_DRIVER_TOOLCHAINS_MANAGARM_H
diff --git a/clang/lib/Lex/InitHeaderSearch.cpp b/clang/lib/Lex/InitHeaderSearch.cpp
index 641e3beebc081..3e22b4001bde7 100644
--- a/clang/lib/Lex/InitHeaderSearch.cpp
+++ b/clang/lib/Lex/InitHeaderSearch.cpp
@@ -221,6 +221,7 @@ bool InitHeaderSearch::ShouldAddDefaultIncludePaths(
case llvm::Triple::Hurd:
case llvm::Triple::Linux:
case llvm::Triple::LiteOS:
+ case llvm::Triple::Managarm:
case llvm::Triple::NaCl:
case llvm::Triple::NetBSD:
case llvm::Triple::OpenBSD:
diff --git a/clang/test/Driver/Inputs/basic_managarm_tree/lib/aarch64-managarm-mlibc/.keep b/clang/test/Driver/Inputs/basic_managarm_tree/lib/aarch64-managarm-mlibc/.keep
new file mode 100644
index 0000000000000..e69de29bb2d1d
diff --git a/clang/test/Driver/Inputs/basic_managarm_tree/lib/riscv64-managarm-mlibc/.keep b/clang/test/Driver/Inputs/basic_managarm_tree/lib/riscv64-managarm-mlibc/.keep
new file mode 100644
index 0000000000000..e69de29bb2d1d
diff --git a/clang/test/Driver/Inputs/basic_managarm_tree/lib/x86_64-managarm-mlibc/.keep b/clang/test/Driver/Inputs/basic_managarm_tree/lib/x86_64-managarm-mlibc/.keep
new file mode 100644
index 0000000000000..e69de29bb2d1d
diff --git a/clang/test/Driver/Inputs/basic_managarm_tree/lib64/aarch64-managarm-mlibc/.keep b/clang/test/Driver/Inputs/basic_managarm_tree/lib64/aarch64-managarm-mlibc/.keep
new file mode 100644
index 0000000000000..e69de29bb2d1d
diff --git a/clang/test/Driver/Inputs/basic_managarm_tree/lib64/riscv64-managarm-mlibc/.keep b/clang/test/Driver/Inputs/basic_managarm_tree/lib64/riscv64-managarm-mlibc/.keep
new file mode 100644
index 0000000000000..e69de29bb2d1d
diff --git a/clang/test/Driver/Inputs/basic_managarm_tree/lib64/x86_64-managarm-mlibc/.keep b/clang/test/Driver/Inputs/basic_managarm_tree/lib64/x86_64-managarm-mlibc/.keep
new file mode 100644
index 0000000000000..e69de29bb2d1d
diff --git a/clang/test/Driver/Inputs/basic_managarm_tree/usr/include/aarch64-managarm-mlibc/c++/10/.keep b/clang/test/Driver/Inputs/basic_managarm_tree/usr/include/aarch64-managarm-mlibc/c++/10/.keep
new file mode 100644
index 0000000000000..e69de29bb2d1d
diff --git a/clang/test/Driver/Inputs/basic_managarm_tree/usr/include/c++/10/.keep b/clang/test/Driver/Inputs/basic_managarm_tree/usr/include/c++/10/.keep
new file mode 100644
index 0000000000000..e69de29bb2d1d
diff --git a/clang/test/Driver/Inputs/basic_managarm_tree/usr/include/c++/v1/.keep b/clang/test/Driver/Inputs/basic_managarm_tree/usr/include/c++/v1/.keep
new file mode 100644
index 0000000000000..e69de29bb2d1d
diff --git a/clang/test/Driver/Inputs/basic_managarm_tree/usr/include/riscv64-managarm-mlibc/c++/10/.keep b/clang/test/Driver/Inputs/basic_managarm_tree/usr/include/riscv64-managarm-mlibc/c++/10/.keep
new file mode 100644
index 0000000000000..e69de29bb2d1d
diff --git a/clang/test/Driver/Inputs/basic_managarm_tree/usr/include/x86_64-managarm-mlibc/c++/10/.keep b/clang/test/Driver/Inputs/basic_managarm_tree/usr/include/x86_64-managarm-mlibc/c++/10/.keep
new file mode 100644
index 0000000000000..e69de29bb2d1d
diff --git a/clang/test/Driver/Inputs/basic_managarm_tree/usr/lib/aarch64-managarm-mlibc/.keep b/clang/test/Driver/Inputs/basic_managarm_tree/usr/lib/aarch64-managarm-mlibc/.keep
new file mode 100644
index 0000000000000..e69de29bb2d1d
diff --git a/clang/test/Driver/Inputs/basic_managarm_tree/usr/lib/gcc/aarch64-managarm-mlibc/10/crtbegin.o b/clang/test/Driver/Inputs/basic_managarm_tree/usr/lib/gcc/aarch64-managarm-mlibc/10/crtbegin.o
new file mode 100644
index 0000000000000..e69de29bb2d1d
diff --git a/clang/test/Driver/Inputs/basic_managarm_tree/usr/lib/gcc/aarch64-managarm-mlibc/10/crtbeginS.o b/clang/test/Driver/Inputs/basic_managarm_tree/usr/lib/gcc/aarch64-managarm-mlibc/10/crtbeginS.o
new file mode 100644
index 0000000000000..e69de29bb2d1d
diff --git a/clang/test/Driver/Inputs/basic_managarm_tree/usr/lib/gcc/aarch64-managarm-mlibc/10/crtbeginT.o b/clang/test/Driver/Inputs/basic_managarm_tree/usr/lib/gcc/aarch64-managarm-mlibc/10/crtbeginT.o
new file mode 100644
index 0000000000000..e69de29bb2d1d
diff --git a/clang/test/Driver/Inputs/basic_managarm_tree/usr/lib/gcc/riscv64-managarm-mlibc/10/crtbegin.o b/clang/test/Driver/Inputs/basic_managarm_tree/usr/lib/gcc/riscv64-managarm-mlibc/10/crtbegin.o
new file mode 100644
index 0000000000000..e69de29bb2d1d
diff --git a/clang/test/Driver/Inputs/basic_managarm_tree/usr/lib/gcc/riscv64-managarm-mlibc/10/crtbeginS.o b/clang/test/Driver/Inputs/basic_managarm_tree/usr/lib/gcc/riscv64-managarm-mlibc/10/crtbeginS.o
new file mode 100644
index 0000000000000..e69de29bb2d1d
diff --git a/clang/test/Driver/Inputs/basic_managarm_tree/usr/lib/gcc/riscv64-managarm-mlibc/10/crtbeginT.o b/clang/test/Driver/Inputs/basic_managarm_tree/usr/lib/gcc/riscv64-managarm-mlibc/10/crtbeginT.o
new file mode 100644
index 0000000000000..e69de29bb2d1d
diff --git a/clang/test/Driver/Inputs/basic_managarm_tree/usr/lib/gcc/x86_64-managarm-mlibc/10/crtbegin.o b/clang/test/Driver/Inputs/basic_managarm_tre...
[truncated]
``````````
</details>
https://github.com/llvm/llvm-project/pull/144791
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