diff options
| -rw-r--r-- | gnu/local.mk | 1 | ||||
| -rw-r--r-- | gnu/packages/llvm.scm | 12 | ||||
| -rw-r--r-- | gnu/packages/patches/clang-16.0-libc-search-path.patch | 95 |
3 files changed, 106 insertions, 2 deletions
diff --git a/gnu/local.mk b/gnu/local.mk index e37336d428..da548c1df0 100644 --- a/gnu/local.mk +++ b/gnu/local.mk @@ -1016,6 +1016,7 @@ dist_patch_DATA = \ %D%/packages/patches/clang-13.0-libc-search-path.patch \ %D%/packages/patches/clang-14.0-libc-search-path.patch \ %D%/packages/patches/clang-15.0-libc-search-path.patch \ + %D%/packages/patches/clang-16.0-libc-search-path.patch \ %D%/packages/patches/clang-runtime-asan-build-fixes.patch \ %D%/packages/patches/clang-runtime-esan-build-fixes.patch \ %D%/packages/patches/clang-runtime-9-libsanitizer-mode-field.patch \ diff --git a/gnu/packages/llvm.scm b/gnu/packages/llvm.scm index e1e628858b..f3c3044e6e 100644 --- a/gnu/packages/llvm.scm +++ b/gnu/packages/llvm.scm @@ -590,11 +590,13 @@ output), and Binutils.") (define %llvm-monorepo-hashes '(("14.0.6" . "14f8nlvnmdkp9a9a79wv67jbmafvabczhah8rwnqrgd5g3hfxxxx") - ("15.0.7" . "12sggw15sxq1krh1mfk3c1f07h895jlxbcifpwk3pznh4m1rjfy2"))) + ("15.0.7" . "12sggw15sxq1krh1mfk3c1f07h895jlxbcifpwk3pznh4m1rjfy2") + ("16.0.6" . "0jxmapg7shwkl88m4mqgfjv4ziqdmnppxhjz6vz51ycp2x4nmjky"))) (define %llvm-patches '(("14.0.6" . ("clang-14.0-libc-search-path.patch")) - ("15.0.7" . ("clang-15.0-libc-search-path.patch")))) + ("15.0.7" . ("clang-15.0-libc-search-path.patch")) + ("16.0.6" . ("clang-16.0-libc-search-path.patch")))) (define (llvm-monorepo version) (origin @@ -1450,6 +1452,12 @@ Library.") #:legacy-build-shared-libs? #t #:patches '("clang-3.5-libc-search-path.patch"))) +(define-public llvm-16 + (package + (inherit llvm-15) + (version "16.0.6") + (source (llvm-monorepo version)))) + ;; Default LLVM and Clang version. (define-public libomp libomp-13) (define-public llvm llvm-13) diff --git a/gnu/packages/patches/clang-16.0-libc-search-path.patch b/gnu/packages/patches/clang-16.0-libc-search-path.patch new file mode 100644 index 0000000000..282f58f03b --- /dev/null +++ b/gnu/packages/patches/clang-16.0-libc-search-path.patch @@ -0,0 +1,95 @@ +Clang attempts to guess file names based on the OS and distro (yes!), +but unfortunately, that doesn't work for us. + +This patch makes it easy to insert libc's $libdir so that Clang passes the +correct absolute file name of crt1.o etc. to 'ld'. It also disables all +the distro-specific stuff and removes the hard-coded FHS directory names +to make sure Clang also works on foreign distros. + +diff --git a/clang/lib/Driver/Distro.cpp b/clang/lib/Driver/Distro.cpp +index 87a0c5a58511..86ea82eda4b5 100644 +--- a/clang/lib/Driver/Distro.cpp ++++ b/clang/lib/Driver/Distro.cpp +@@ -98,6 +98,10 @@ static Distro::DistroType DetectLsbRelease(llvm::vfs::FileSystem &VFS) { + } + + static Distro::DistroType DetectDistro(llvm::vfs::FileSystem &VFS) { ++ // The compiler should always behave the same, even when used via Guix on a ++ // foreign distro. ++ return Distro::UnknownDistro; ++ + Distro::DistroType Version = Distro::UnknownDistro; + + // Newer freedesktop.org's compilant systemd-based systems +diff --git a/clang/lib/Driver/ToolChains/Cuda.cpp b/clang/lib/Driver/ToolChains/Cuda.cpp +index aa125bb308e8..8b86e144054c 100644 +--- a/clang/lib/Driver/ToolChains/Cuda.cpp ++++ b/clang/lib/Driver/ToolChains/Cuda.cpp +@@ -124,6 +124,9 @@ CudaInstallationDetector::CudaInstallationDetector( + const Driver &D, const llvm::Triple &HostTriple, + const llvm::opt::ArgList &Args) + : D(D) { ++ // Don't look for CUDA in /usr. ++ return; ++ + struct Candidate { + std::string Path; + bool StrictChecking; +diff --git a/clang/lib/Driver/ToolChains/Linux.cpp b/clang/lib/Driver/ToolChains/Linux.cpp +index c6fb290ffdb4..4736f4bb3392 100644 +--- a/clang/lib/Driver/ToolChains/Linux.cpp ++++ b/clang/lib/Driver/ToolChains/Linux.cpp +@@ -189,6 +189,10 @@ Linux::Linux(const Driver &D, const llvm::Triple &Triple, const ArgList &Args) + + Generic_GCC::PushPPaths(PPaths); + ++ // Comment out the distro-specific tweaks so that they don't bite when ++ // using Guix on a foreign distro. ++#if 0 ++ + Distro Distro(D.getVFS(), Triple); + + if (Distro.IsAlpineLinux() || Triple.isAndroid()) { +@@ -249,6 +253,7 @@ Linux::Linux(const Driver &D, const llvm::Triple &Triple, const ArgList &Args) + + #ifdef ENABLE_LINKER_BUILD_ID + ExtraOpts.push_back("--build-id"); ++#endif + #endif + + // The selection of paths to try here is designed to match the patterns which +@@ -270,6 +275,7 @@ Linux::Linux(const Driver &D, const llvm::Triple &Triple, const ArgList &Args) + } + Generic_GCC::AddMultilibPaths(D, SysRoot, OSLibDir, MultiarchTriple, Paths); + ++#if 0 + addPathIfExists(D, concat(SysRoot, "/lib", MultiarchTriple), Paths); + addPathIfExists(D, concat(SysRoot, "/lib/..", OSLibDir), Paths); + +@@ -298,9 +304,11 @@ Linux::Linux(const Driver &D, const llvm::Triple &Triple, const ArgList &Args) + addPathIfExists(D, concat(SysRoot, "/", OSLibDir, ABIName), Paths); + addPathIfExists(D, concat(SysRoot, "/usr", OSLibDir, ABIName), Paths); + } ++#endif + + Generic_GCC::AddMultiarchPaths(D, SysRoot, OSLibDir, Paths); + ++#if 0 + // The deprecated -DLLVM_ENABLE_PROJECTS=libcxx configuration installs + // libc++.so in D.Dir+"/../lib/". Detect this path. + // TODO Remove once LLVM_ENABLE_PROJECTS=libcxx is unsupported. +@@ -310,6 +318,14 @@ Linux::Linux(const Driver &D, const llvm::Triple &Triple, const ArgList &Args) + + addPathIfExists(D, concat(SysRoot, "/lib"), Paths); + addPathIfExists(D, concat(SysRoot, "/usr/lib"), Paths); ++#endif ++ ++ // Add libc's lib/ directory to the search path, so that crt1.o, crti.o, ++ // and friends can be found. ++ addPathIfExists(D, "@GLIBC_LIBDIR@", Paths); ++ ++ // Add GCC's lib/ directory so libstdc++.so can be found. ++ addPathIfExists(D, GCCInstallation.getParentLibPath(), Paths); + } + + ToolChain::RuntimeLibType Linux::GetDefaultRuntimeLibType() const { |