diff options
| -rw-r--r-- | gnu/local.mk | 1 | ||||
| -rw-r--r-- | gnu/packages/llvm.scm | 39 | ||||
| -rw-r--r-- | gnu/packages/patches/clang-11.0-libc-search-path.patch | 89 |
3 files changed, 126 insertions, 3 deletions
diff --git a/gnu/local.mk b/gnu/local.mk index 111206f34e..5a79c79d6f 100644 --- a/gnu/local.mk +++ b/gnu/local.mk @@ -861,6 +861,7 @@ dist_patch_DATA = \ %D%/packages/patches/clang-7.0-libc-search-path.patch \ %D%/packages/patches/clang-9.0-libc-search-path.patch \ %D%/packages/patches/clang-10.0-libc-search-path.patch \ + %D%/packages/patches/clang-11.0-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 bb7981bfed..743b168de2 100644 --- a/gnu/packages/llvm.scm +++ b/gnu/packages/llvm.scm @@ -450,17 +450,17 @@ output), and Binutils.") ("libc-debug" ,glibc "debug") ("libc-static" ,glibc "static"))))) -(define-public llvm-10 +(define-public llvm-11 (package (name "llvm") - (version "10.0.0") + (version "11.0.0") (source (origin (method url-fetch) (uri (llvm-uri "llvm" version)) (sha256 (base32 - "1pwgm6cr0xr5a0hrbqs1zvsvvjvy0yq1y47c96804wcs795s90yz")))) + "0s94lwil98w7zb7cjrbnxli0z7gklb312pkw74xs1d6zk346hgwi")))) (build-system cmake-build-system) (outputs '("out" "opt-viewer")) (native-inputs @@ -512,6 +512,39 @@ languages is in development. The compiler infrastructure includes mirror sets of programming tools as well as libraries with equivalent functionality.") (license license:asl2.0))) ;with LLVM exceptions, see LICENSE.txt +(define-public clang-runtime-11 + (clang-runtime-from-llvm + llvm-11 + "0d5j5l8phwqjjscmk8rmqn0i2i0abl537gdbkagl8fjpzy1gyjip")) + +(define-public clang-11 + (clang-from-llvm llvm-11 clang-runtime-11 + "02ajkij85966vd150iy246mv16dsaph1kfi0y8wnncp8w6nar5hg" + #:patches '("clang-11.0-libc-search-path.patch") + #:tools-extra + (origin + (method url-fetch) + (uri (llvm-uri "clang-tools-extra" + (package-version llvm-11))) + (sha256 + (base32 + "02bcwwn54661madhq4nxc069s7p7pj5gpqi8ww50w3anbpviilzy"))))) + +(define-public clang-toolchain-11 + (make-clang-toolchain clang-11)) + +(define-public llvm-10 + (package + (inherit llvm-11) + (version "10.0.0") + (source + (origin + (method url-fetch) + (uri (llvm-uri "llvm" version)) + (sha256 + (base32 + "1pwgm6cr0xr5a0hrbqs1zvsvvjvy0yq1y47c96804wcs795s90yz")))))) + (define-public clang-runtime-10 (clang-runtime-from-llvm llvm-10 diff --git a/gnu/packages/patches/clang-11.0-libc-search-path.patch b/gnu/packages/patches/clang-11.0-libc-search-path.patch new file mode 100644 index 0000000000..c014de179d --- /dev/null +++ b/gnu/packages/patches/clang-11.0-libc-search-path.patch @@ -0,0 +1,89 @@ +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 non-Guix systems. + +diff --git a/lib/Driver/ToolChains/Gnu.cpp b/lib/Driver/ToolChains/Gnu.cpp +--- a/lib/Driver/ToolChains/Gnu.cpp ++++ b/lib/Driver/ToolChains/Gnu.cpp +@@ -2797,7 +2797,7 @@ void Generic_GCC::AddMultilibPaths(const Driver &D, + // the cross. Note that GCC does include some of these directories in some + // configurations but this seems somewhere between questionable and simply + // a bug. +- if (StringRef(LibPath).startswith(SysRoot)) { ++ if (0) { + addPathIfExists(D, LibPath + "/" + MultiarchTriple, Paths); + addPathIfExists(D, LibPath + "/../" + OSLibDir, Paths); + } +@@ -2811,6 +2811,10 @@ void Generic_GCC::AddMultiarchPaths(const Driver &D, + // Try walking via the GCC triple path in case of biarch or multiarch GCC + // installations with strange symlinks. + if (GCCInstallation.isValid()) { ++ ++// The following code would end up adding things like ++// "/usr/lib/x86_64-unknown-linux-gnu/../../lib64" to the search path. ++#if 0 + addPathIfExists(D, + SysRoot + "/usr/lib/" + GCCInstallation.getTriple().str() + + "/../../" + OSLibDir, +@@ -2823,6 +2827,7 @@ void Generic_GCC::AddMultiarchPaths(const Driver &D, + D, GCCInstallation.getInstallPath() + BiarchSibling.gccSuffix(), + Paths); + } ++#endif // Guix + + // See comments above on the multilib variant for details of why this is + // included even from outside the sysroot. +diff --git a/lib/Driver/ToolChains/Linux.cpp b/lib/Driver/ToolChains/Linux.cpp +--- a/lib/Driver/ToolChains/Linux.cpp ++++ b/lib/Driver/ToolChains/Linux.cpp +@@ -219,6 +219,9 @@ 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()) { +@@ -284,6 +287,7 @@ Linux::Linux(const Driver &D, const llvm::Triple &Triple, const ArgList &Args) + + if (IsAndroid || Distro.IsOpenSUSE()) + ExtraOpts.push_back("--enable-new-dtags"); ++#endif // Guix + + // 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. +@@ -310,6 +314,8 @@ Linux::Linux(const Driver &D, const llvm::Triple &Triple, const ArgList &Args) + addPathIfExists(D, SysRoot + "/lib/" + MultiarchTriple, Paths); + addPathIfExists(D, SysRoot + "/lib/../" + OSLibDir, Paths); + ++// This requires the commented distro tweaks above. ++#if 0 + if (IsAndroid) { + // Android sysroots contain a library directory for each supported OS + // version as well as some unversioned libraries in the usual multiarch +@@ -338,6 +344,7 @@ Linux::Linux(const Driver &D, const llvm::Triple &Triple, const ArgList &Args) + addPathIfExists(D, SysRoot + "/" + OSLibDir + "/" + ABIName, Paths); + addPathIfExists(D, SysRoot + "/usr/" + OSLibDir + "/" + ABIName, Paths); + } ++#endif // Guix + + Generic_GCC::AddMultiarchPaths(D, SysRoot, OSLibDir, Paths); + +@@ -349,8 +356,9 @@ Linux::Linux(const Driver &D, const llvm::Triple &Triple, const ArgList &Args) + if (StringRef(D.Dir).startswith(SysRoot)) + addPathIfExists(D, D.Dir + "/../lib", Paths); + +- addPathIfExists(D, SysRoot + "/lib", Paths); +- addPathIfExists(D, SysRoot + "/usr/lib", Paths); ++ // 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); + } + + ToolChain::CXXStdlibType Linux::GetDefaultCXXStdlibType() const { |