llvmPackages: Organize files

Always do pkg/default.nix not pkg.nix; use directories to avoid
prefixing patches and other files.

pkgs/development/compilers/llvm/5/compiler-rt/armv7l.patch

@@ -0,0 +1,23 @@
+diff -ur compiler-rt-5.0.2.src/cmake/builtin-config-ix.cmake compiler-rt-5.0.2.src-patched/cmake/builtin-config-ix.cmake
+--- compiler-rt-5.0.2.src/cmake/builtin-config-ix.cmake	2017-05-25 00:53:24.000000000 +0900
++++ compiler-rt-5.0.2.src-patched/cmake/builtin-config-ix.cmake	2020-05-10 03:24:24.937433155 +0900
+@@ -24,7 +24,7 @@
+ 
+ 
+ set(ARM64 aarch64)
+-set(ARM32 arm armhf armv6m armv7m armv7em armv7 armv7s armv7k)
++set(ARM32 arm armhf armv6m armv7m armv7em armv7 armv7s armv7k armv7l)
+ set(X86 i386 i686)
+ set(X86_64 x86_64)
+ set(MIPS32 mips mipsel)
+diff -ur compiler-rt-5.0.2.src/lib/builtins/CMakeLists.txt compiler-rt-5.0.2.src-patched/lib/builtins/CMakeLists.txt
+--- compiler-rt-5.0.2.src/lib/builtins/CMakeLists.txt	2017-07-13 04:33:30.000000000 +0900
++++ compiler-rt-5.0.2.src-patched/lib/builtins/CMakeLists.txt	2020-05-10 03:24:45.945075423 +0900
+@@ -444,6 +444,7 @@
+ set(armv7_SOURCES ${arm_SOURCES})
+ set(armv7s_SOURCES ${arm_SOURCES})
+ set(armv7k_SOURCES ${arm_SOURCES})
++set(armv7l_SOURCES ${arm_SOURCES})
+ set(arm64_SOURCES ${aarch64_SOURCES})
+ 
+ # macho_embedded archs

pkgs/development/compilers/llvm/5/compiler-rt/codesign.patch

@@ -0,0 +1,155 @@
+From 3dec5f3475a26aeb4678627795c4b67c6b7b4785 Mon Sep 17 00:00:00 2001
+From: Will Dietz <w@wdtz.org>
+Date: Tue, 19 Sep 2017 13:13:06 -0500
+Subject: [PATCH] remove codesign use on Apple, disable ios sim testing that
+ needs it
+
+---
+ cmake/Modules/AddCompilerRT.cmake |  8 ------
+ test/asan/CMakeLists.txt          | 52 ---------------------------------------
+ test/tsan/CMakeLists.txt          | 47 -----------------------------------
+ 3 files changed, 107 deletions(-)
+
+diff --git a/cmake/Modules/AddCompilerRT.cmake b/cmake/Modules/AddCompilerRT.cmake
+index bc5fb9ff7..b64eb4246 100644
+--- a/cmake/Modules/AddCompilerRT.cmake
++++ b/cmake/Modules/AddCompilerRT.cmake
+@@ -210,14 +210,6 @@ function(add_compiler_rt_runtime name type)
+         set_target_properties(${libname} PROPERTIES IMPORT_PREFIX "")
+         set_target_properties(${libname} PROPERTIES IMPORT_SUFFIX ".lib")
+       endif()
+-      if(APPLE)
+-        # Ad-hoc sign the dylibs
+-        add_custom_command(TARGET ${libname}
+-          POST_BUILD  
+-          COMMAND codesign --sign - $<TARGET_FILE:${libname}>
+-          WORKING_DIRECTORY ${COMPILER_RT_LIBRARY_OUTPUT_DIR}
+-        )
+-      endif()
+     endif()
+     install(TARGETS ${libname}
+       ARCHIVE DESTINATION ${COMPILER_RT_LIBRARY_INSTALL_DIR}
+diff --git a/test/asan/CMakeLists.txt b/test/asan/CMakeLists.txt
+index 8bfc15b5c..f23d0f71a 100644
+--- a/test/asan/CMakeLists.txt
++++ b/test/asan/CMakeLists.txt
+@@ -83,58 +83,6 @@ foreach(arch ${ASAN_TEST_ARCH})
+   endif()
+ endforeach()
+ 
+-# iOS and iOS simulator test suites
+-# These are not added into "check-all", in order to run these tests, use
+-# "check-asan-iossim-x86_64" and similar. They also require that an extra env
+-# variable to select which iOS device or simulator to use, e.g.:
+-# SANITIZER_IOSSIM_TEST_DEVICE_IDENTIFIER="iPhone 6"
+-if(APPLE)
+-  set(EXCLUDE_FROM_ALL ON)
+-
+-  set(ASAN_TEST_TARGET_CC ${COMPILER_RT_TEST_COMPILER})
+-  set(ASAN_TEST_IOS "1")
+-  pythonize_bool(ASAN_TEST_IOS)
+-  set(ASAN_TEST_DYNAMIC True)
+-
+-  foreach(arch ${DARWIN_iossim_ARCHS})
+-    set(ASAN_TEST_IOSSIM "1")
+-    pythonize_bool(ASAN_TEST_IOSSIM)
+-    set(ASAN_TEST_TARGET_ARCH ${arch})
+-    set(ASAN_TEST_TARGET_CFLAGS "-arch ${arch} -isysroot ${DARWIN_iossim_SYSROOT} ${COMPILER_RT_TEST_COMPILER_CFLAGS}")
+-    set(ASAN_TEST_CONFIG_SUFFIX "-${arch}-iossim")
+-    get_bits_for_arch(${arch} ASAN_TEST_BITS)
+-    string(TOUPPER ${arch} ARCH_UPPER_CASE)
+-    set(CONFIG_NAME "IOSSim${ARCH_UPPER_CASE}Config")
+-    configure_lit_site_cfg(
+-      ${CMAKE_CURRENT_SOURCE_DIR}/lit.site.cfg.in
+-      ${CMAKE_CURRENT_BINARY_DIR}/${CONFIG_NAME}/lit.site.cfg
+-      )
+-    add_lit_testsuite(check-asan-iossim-${arch} "AddressSanitizer iOS Simulator ${arch} tests"
+-      ${CMAKE_CURRENT_BINARY_DIR}/${CONFIG_NAME}/
+-      DEPENDS ${ASAN_TEST_DEPS})
+-  endforeach()
+-
+-  foreach (arch ${DARWIN_ios_ARCHS})
+-    set(ASAN_TEST_IOSSIM "0")
+-    pythonize_bool(ASAN_TEST_IOSSIM)
+-    set(ASAN_TEST_TARGET_ARCH ${arch})
+-    set(ASAN_TEST_TARGET_CFLAGS "-arch ${arch} -isysroot ${DARWIN_ios_SYSROOT} ${COMPILER_RT_TEST_COMPILER_CFLAGS}")
+-    set(ASAN_TEST_CONFIG_SUFFIX "-${arch}-ios")
+-    get_bits_for_arch(${arch} ASAN_TEST_BITS)
+-    string(TOUPPER ${arch} ARCH_UPPER_CASE)
+-    set(CONFIG_NAME "IOS${ARCH_UPPER_CASE}Config")
+-    configure_lit_site_cfg(
+-      ${CMAKE_CURRENT_SOURCE_DIR}/lit.site.cfg.in
+-      ${CMAKE_CURRENT_BINARY_DIR}/${CONFIG_NAME}/lit.site.cfg
+-      )
+-    add_lit_testsuite(check-asan-ios-${arch} "AddressSanitizer iOS ${arch} tests"
+-      ${CMAKE_CURRENT_BINARY_DIR}/${CONFIG_NAME}/
+-      DEPENDS ${ASAN_TEST_DEPS})
+-  endforeach()
+-
+-  set(EXCLUDE_FROM_ALL OFF)
+-endif()
+-
+ # Add unit tests.
+ if(COMPILER_RT_INCLUDE_TESTS)
+   set(ASAN_TEST_DYNAMIC False)
+diff --git a/test/tsan/CMakeLists.txt b/test/tsan/CMakeLists.txt
+index a68908612..cde0accb5 100644
+--- a/test/tsan/CMakeLists.txt
++++ b/test/tsan/CMakeLists.txt
+@@ -42,53 +42,6 @@ foreach(arch ${TSAN_TEST_ARCH})
+   list(APPEND TSAN_TESTSUITES ${CMAKE_CURRENT_BINARY_DIR}/${CONFIG_NAME})
+ endforeach()
+ 
+-# iOS and iOS simulator test suites
+-# These are not added into "check-all", in order to run these tests, use
+-# "check-tsan-iossim-x86_64" and similar. They also require an extra environment
+-# variable to select which iOS device or simulator to use, e.g.:
+-# SANITIZER_IOSSIM_TEST_DEVICE_IDENTIFIER="iPhone 6"
+-if(APPLE)
+-  set(EXCLUDE_FROM_ALL ON)
+-
+-  set(TSAN_TEST_TARGET_CC ${COMPILER_RT_TEST_COMPILER})
+-  set(TSAN_TEST_IOS "1")
+-  pythonize_bool(TSAN_TEST_IOS)
+-
+-  set(arch "x86_64")
+-  set(TSAN_TEST_IOSSIM "1")
+-  pythonize_bool(TSAN_TEST_IOSSIM)
+-  set(TSAN_TEST_TARGET_ARCH ${arch})
+-  set(TSAN_TEST_TARGET_CFLAGS "-arch ${arch} -isysroot ${DARWIN_iossim_SYSROOT} ${COMPILER_RT_TEST_COMPILER_CFLAGS}")
+-  set(TSAN_TEST_CONFIG_SUFFIX "-${arch}-iossim")
+-  string(TOUPPER ${arch} ARCH_UPPER_CASE)
+-  set(CONFIG_NAME "IOSSim${ARCH_UPPER_CASE}Config")
+-  configure_lit_site_cfg(
+-    ${CMAKE_CURRENT_SOURCE_DIR}/lit.site.cfg.in
+-    ${CMAKE_CURRENT_BINARY_DIR}/${CONFIG_NAME}/lit.site.cfg
+-    )
+-  add_lit_testsuite(check-tsan-iossim-${arch} "ThreadSanitizer iOS Simulator ${arch} tests"
+-    ${CMAKE_CURRENT_BINARY_DIR}/${CONFIG_NAME}/
+-    DEPENDS ${TSAN_TEST_DEPS})
+-
+-  set(arch "arm64")
+-  set(TSAN_TEST_IOSSIM "0")
+-  pythonize_bool(TSAN_TEST_IOSSIM)
+-  set(TSAN_TEST_TARGET_ARCH ${arch})
+-  set(TSAN_TEST_TARGET_CFLAGS "-arch ${arch} -isysroot ${DARWIN_ios_SYSROOT} ${COMPILER_RT_TEST_COMPILER_CFLAGS}")
+-  set(TSAN_TEST_CONFIG_SUFFIX "-${arch}-ios")
+-  string(TOUPPER ${arch} ARCH_UPPER_CASE)
+-  set(CONFIG_NAME "IOS${ARCH_UPPER_CASE}Config")
+-  configure_lit_site_cfg(
+-    ${CMAKE_CURRENT_SOURCE_DIR}/lit.site.cfg.in
+-    ${CMAKE_CURRENT_BINARY_DIR}/${CONFIG_NAME}/lit.site.cfg
+-    )
+-  add_lit_testsuite(check-tsan-ios-${arch} "ThreadSanitizer iOS Simulator ${arch} tests"
+-    ${CMAKE_CURRENT_BINARY_DIR}/${CONFIG_NAME}/
+-    DEPENDS ${TSAN_TEST_DEPS})
+-
+-  set(EXCLUDE_FROM_ALL OFF)
+-endif()
+-
+ if(COMPILER_RT_INCLUDE_TESTS)
+   configure_lit_site_cfg(
+     ${CMAKE_CURRENT_SOURCE_DIR}/Unit/lit.site.cfg.in
+-- 
+2.14.1
+

pkgs/development/compilers/llvm/5/compiler-rt/default.nix

@@ -0,0 +1,88 @@
+{ lib, stdenv, version, fetch, cmake, python3, llvm, libcxxabi }:
+
+let
+
+  useLLVM = stdenv.hostPlatform.useLLVM or false;
+  bareMetal = stdenv.hostPlatform.parsed.kernel.name == "none";
+  inherit (stdenv.hostPlatform) isMusl;
+
+in
+
+stdenv.mkDerivation {
+  pname = "compiler-rt";
+  inherit version;
+  src = fetch "compiler-rt" "0ipd4jdxpczgr2w6lzrabymz6dhzj69ywmyybjjc1q397zgrvziy";
+
+  nativeBuildInputs = [ cmake python3 llvm ];
+  buildInputs = lib.optional stdenv.hostPlatform.isDarwin libcxxabi;
+
+  NIX_CFLAGS_COMPILE = [
+    "-DSCUDO_DEFAULT_OPTIONS=DeleteSizeMismatch=0:DeallocationTypeMismatch=0"
+  ];
+
+  cmakeFlags = [
+    "-DCOMPILER_RT_DEFAULT_TARGET_ONLY=ON"
+    "-DCMAKE_C_COMPILER_TARGET=${stdenv.hostPlatform.config}"
+    "-DCMAKE_ASM_COMPILER_TARGET=${stdenv.hostPlatform.config}"
+  ] ++ lib.optionals (useLLVM || bareMetal || isMusl) [
+    "-DCOMPILER_RT_BUILD_SANITIZERS=OFF"
+    "-DCOMPILER_RT_BUILD_XRAY=OFF"
+    "-DCOMPILER_RT_BUILD_LIBFUZZER=OFF"
+    "-DCOMPILER_RT_BUILD_PROFILE=OFF"
+  ] ++ lib.optionals (useLLVM || bareMetal) [
+    "-DCMAKE_C_COMPILER_WORKS=ON"
+    "-DCMAKE_CXX_COMPILER_WORKS=ON"
+    "-DCOMPILER_RT_BAREMETAL_BUILD=ON"
+    "-DCMAKE_SIZEOF_VOID_P=${toString (stdenv.hostPlatform.parsed.cpu.bits / 8)}"
+  ] ++ lib.optionals (useLLVM) [
+    "-DCOMPILER_RT_BUILD_BUILTINS=ON"
+    "-DCMAKE_C_FLAGS=-nodefaultlibs"
+    #https://stackoverflow.com/questions/53633705/cmake-the-c-compiler-is-not-able-to-compile-a-simple-test-program
+    "-DCMAKE_TRY_COMPILE_TARGET_TYPE=STATIC_LIBRARY"
+  ] ++ lib.optionals (bareMetal) [
+    "-DCOMPILER_RT_OS_DIR=baremetal"
+  ] ++ lib.optionals (stdenv.hostPlatform.isDarwin) [
+    # The compiler-rt build infrastructure sniffs supported platforms on Darwin
+    # and finds i386;x86_64;x86_64h. We only build for x86_64, so linking fails
+    # when it tries to use libc++ and libc++api for i386.
+    "-DDARWIN_osx_ARCHS=${stdenv.hostPlatform.darwinArch}"
+  ];
+
+  outputs = [ "out" "dev" ];
+
+  patches = [
+    ./codesign.patch # Revert compiler-rt commit that makes codesign mandatory
+    # https://github.com/llvm/llvm-project/commit/947f9692440836dcb8d88b74b69dd379d85974ce
+    ../../common/compiler-rt/glibc.patch
+  ] ++ lib.optional stdenv.hostPlatform.isMusl ./sanitizers-nongnu.patch
+    ++ lib.optional (stdenv.hostPlatform.libc == "glibc") ./sys-ustat.patch
+    ++ lib.optional stdenv.hostPlatform.isAarch32 ./armv7l.patch;
+
+  # TSAN requires XPC on Darwin, which we have no public/free source files for. We can depend on the Apple frameworks
+  # to get it, but they're unfree. Since LLVM is rather central to the stdenv, we patch out TSAN support so that Hydra
+  # can build this. If we didn't do it, basically the entire nixpkgs on Darwin would have an unfree dependency and we'd
+  # get no binary cache for the entire platform. If you really find yourself wanting the TSAN, make this controllable by
+  # a flag and turn the flag off during the stdenv build.
+  postPatch = lib.optionalString stdenv.isDarwin ''
+    substituteInPlace cmake/config-ix.cmake \
+      --replace 'set(COMPILER_RT_HAS_TSAN TRUE)' 'set(COMPILER_RT_HAS_TSAN FALSE)'
+  '' + lib.optionalString (useLLVM) ''
+    substituteInPlace lib/builtins/int_util.c \
+      --replace "#include <stdlib.h>" ""
+    substituteInPlace lib/builtins/clear_cache.c \
+      --replace "#include <assert.h>" ""
+    substituteInPlace lib/builtins/cpu_model.c \
+      --replace "#include <assert.h>" ""
+  '';
+
+  # Hack around weird upsream RPATH bug
+  postInstall = lib.optionalString (stdenv.hostPlatform.isDarwin || stdenv.hostPlatform.isWasm) ''
+    ln -s "$out/lib"/*/* "$out/lib"
+  '' + lib.optionalString (useLLVM) ''
+    ln -s $out/lib/*/clang_rt.crtbegin-*.o $out/lib/linux/crtbegin.o
+    ln -s $out/lib/*/clang_rt.crtend-*.o $out/lib/linux/crtend.o
+    ln -s $out/lib/*/clang_rt.crtbegin_shared-*.o $out/lib/linux/crtbeginS.o
+    ln -s $out/lib/*/clang_rt.crtend_shared-*.o $out/lib/linux/crtendS.o
+  '';
+
+}

pkgs/development/compilers/llvm/5/compiler-rt/sanitizers-nongnu.patch

@@ -0,0 +1,370 @@
+From 3e1fcb7d4909db8f0f7dd0109b2eee20115c8be3 Mon Sep 17 00:00:00 2001
+From: "Jory A. Pratt" <anarchy@gentoo.org>
+Date: Sat, 9 Sep 2017 08:31:15 -0500
+Subject: [PATCH] Ported to compiler-rt-sanitizers-5.0.0. Taken from
+
+https://gist.githubusercontent.com/pwaller/2337f3290f12634cad3e3730cff0a6c1/raw/83c87a8585e2f9662494db5662e5361beb093c26/nongnu.patch
+Signed-off-by: Jory A. Pratt <anarchy@gentoo.org>
+
+Taken from gentoo-musl project, with a few additional minor fixes.
+---
+ lib/asan/asan_linux.cc                             |  4 +--
+ lib/interception/interception_linux.cc             |  2 +-
+ lib/interception/interception_linux.h              |  2 +-
+ lib/msan/msan_linux.cc                             |  2 +-
+ .../sanitizer_common_interceptors_ioctl.inc        |  4 +--
+ lib/sanitizer_common/sanitizer_common_syscalls.inc |  2 +-
+ lib/sanitizer_common/sanitizer_linux_libcdep.cc    | 12 +++----
+ lib/sanitizer_common/sanitizer_platform.h          |  7 ++++
+ .../sanitizer_platform_interceptors.h              |  2 +-
+ .../sanitizer_platform_limits_posix.cc             | 40 +++++++++++++---------
+ lib/tsan/rtl/tsan_platform_linux.cc                |  2 +-
+ 11 files changed, 47 insertions(+), 32 deletions(-)
+
+diff --git a/lib/asan/asan_linux.cc b/lib/asan/asan_linux.cc
+index 6d47ba432..c58dd4864 100644
+--- a/lib/asan/asan_linux.cc
++++ b/lib/asan/asan_linux.cc
+@@ -39,7 +39,7 @@
+ #include <sys/link_elf.h>
+ #endif
+ 
+-#if SANITIZER_ANDROID || SANITIZER_FREEBSD
++#if SANITIZER_ANDROID || SANITIZER_FREEBSD || SANITIZER_NONGNU
+ #include <ucontext.h>
+ extern "C" void* _DYNAMIC;
+ #else
+@@ -86,7 +86,7 @@ void AsanApplyToGlobals(globals_op_fptr op, const void *needle) {
+   UNIMPLEMENTED();
+ }
+ 
+-#if SANITIZER_ANDROID
++#if SANITIZER_ANDROID || SANITIZER_NONGNU
+ // FIXME: should we do anything for Android?
+ void AsanCheckDynamicRTPrereqs() {}
+ void AsanCheckIncompatibleRT() {}
+diff --git a/lib/interception/interception_linux.cc b/lib/interception/interception_linux.cc
+index 6e908ac01..76c1688ce 100644
+--- a/lib/interception/interception_linux.cc
++++ b/lib/interception/interception_linux.cc
+@@ -24,7 +24,7 @@ bool GetRealFunctionAddress(const char *func_name, uptr *func_addr,
+   return real == wrapper;
+ }
+ 
+-#if !defined(__ANDROID__)  // android does not have dlvsym
++#if !defined(__ANDROID__) && defined(__GLIBC__)  // android does not have dlvsym
+ void *GetFuncAddrVer(const char *func_name, const char *ver) {
+   return dlvsym(RTLD_NEXT, func_name, ver);
+ }
+diff --git a/lib/interception/interception_linux.h b/lib/interception/interception_linux.h
+index 27a66c882..f60c38991 100644
+--- a/lib/interception/interception_linux.h
++++ b/lib/interception/interception_linux.h
+@@ -34,7 +34,7 @@ void *GetFuncAddrVer(const char *func_name, const char *ver);
+       (::__interception::uptr) & (func),                                   \
+       (::__interception::uptr) & WRAP(func))
+ 
+-#if !defined(__ANDROID__)  // android does not have dlvsym
++#if !defined(__ANDROID__) && !SANITIZER_NONGNU // android does not have dlvsym
+ #define INTERCEPT_FUNCTION_VER_LINUX_OR_FREEBSD(func, symver) \
+   (::__interception::real_##func = (func##_f)(                \
+        unsigned long)::__interception::GetFuncAddrVer(#func, symver))
+diff --git a/lib/msan/msan_linux.cc b/lib/msan/msan_linux.cc
+index 0a687f620..0852d97d7 100644
+--- a/lib/msan/msan_linux.cc
++++ b/lib/msan/msan_linux.cc
+@@ -13,7 +13,7 @@
+ //===----------------------------------------------------------------------===//
+ 
+ #include "sanitizer_common/sanitizer_platform.h"
+-#if SANITIZER_FREEBSD || SANITIZER_LINUX
++#if SANITIZER_FREEBSD || SANITIZER_LINUX && !SANITIZER_NONGNU
+ 
+ #include "msan.h"
+ #include "msan_thread.h"
+diff --git a/lib/sanitizer_common/sanitizer_common_interceptors_ioctl.inc b/lib/sanitizer_common/sanitizer_common_interceptors_ioctl.inc
+index 4ed9afedf..64f584e93 100644
+--- a/lib/sanitizer_common/sanitizer_common_interceptors_ioctl.inc
++++ b/lib/sanitizer_common/sanitizer_common_interceptors_ioctl.inc
+@@ -100,7 +100,7 @@ static void ioctl_table_fill() {
+   _(SIOCGETVIFCNT, WRITE, struct_sioc_vif_req_sz);
+ #endif
+ 
+-#if SANITIZER_LINUX
++#if SANITIZER_LINUX && !SANITIZER_NONGNU
+   // Conflicting request ids.
+   // _(CDROMAUDIOBUFSIZ, NONE, 0);
+   // _(SNDCTL_TMR_CONTINUE, NONE, 0);
+@@ -361,7 +361,7 @@ static void ioctl_table_fill() {
+   _(VT_WAITACTIVE, NONE, 0);
+ #endif
+ 
+-#if SANITIZER_LINUX && !SANITIZER_ANDROID
++#if SANITIZER_LINUX && !SANITIZER_ANDROID && !SANITIZER_NONGNU
+   // _(SIOCDEVPLIP, WRITE, struct_ifreq_sz); // the same as EQL_ENSLAVE
+   _(CYGETDEFTHRESH, WRITE, sizeof(int));
+   _(CYGETDEFTIMEOUT, WRITE, sizeof(int));
+diff --git a/lib/sanitizer_common/sanitizer_common_syscalls.inc b/lib/sanitizer_common/sanitizer_common_syscalls.inc
+index 469c8eb7e..24f87867d 100644
+--- a/lib/sanitizer_common/sanitizer_common_syscalls.inc
++++ b/lib/sanitizer_common/sanitizer_common_syscalls.inc
+@@ -2038,7 +2038,7 @@ POST_SYSCALL(setrlimit)(long res, long resource, void *rlim) {
+   }
+ }
+ 
+-#if !SANITIZER_ANDROID
++#if !SANITIZER_ANDROID && !SANITIZER_NONGNU
+ PRE_SYSCALL(prlimit64)(long pid, long resource, const void *new_rlim,
+                        void *old_rlim) {
+   if (new_rlim) PRE_READ(new_rlim, struct_rlimit64_sz);
+diff --git a/lib/sanitizer_common/sanitizer_linux_libcdep.cc b/lib/sanitizer_common/sanitizer_linux_libcdep.cc
+index 52196db12..045d9331f 100644
+--- a/lib/sanitizer_common/sanitizer_linux_libcdep.cc
++++ b/lib/sanitizer_common/sanitizer_linux_libcdep.cc
+@@ -148,7 +148,7 @@ bool SanitizerGetThreadName(char *name, int max_len) {
+ #endif
+ }
+ 
+-#if !SANITIZER_FREEBSD && !SANITIZER_ANDROID && !SANITIZER_GO
++#if !SANITIZER_FREEBSD && !SANITIZER_ANDROID && !SANITIZER_GO && !SANITIZER_NONGNU
+ static uptr g_tls_size;
+ 
+ #ifdef __i386__
+@@ -176,11 +176,11 @@ void InitTlsSize() {
+ }
+ #else
+ void InitTlsSize() { }
+-#endif  // !SANITIZER_FREEBSD && !SANITIZER_ANDROID && !SANITIZER_GO
++#endif  // !SANITIZER_FREEBSD && !SANITIZER_ANDROID && !SANITIZER_GO && !SANITIZER_NONGNU
+ 
+ #if (defined(__x86_64__) || defined(__i386__) || defined(__mips__) \
+     || defined(__aarch64__) || defined(__powerpc64__) || defined(__s390__) \
+-    || defined(__arm__)) && SANITIZER_LINUX && !SANITIZER_ANDROID
++    || defined(__arm__)) && SANITIZER_LINUX && !SANITIZER_ANDROID && !SANITIZER_NONGNU
+ // sizeof(struct pthread) from glibc.
+ static atomic_uintptr_t kThreadDescriptorSize;
+ 
+@@ -335,7 +335,7 @@ uptr ThreadSelf() {
+ 
+ #if !SANITIZER_GO
+ static void GetTls(uptr *addr, uptr *size) {
+-#if SANITIZER_LINUX && !SANITIZER_ANDROID
++#if SANITIZER_LINUX && !SANITIZER_ANDROID && !SANITIZER_NONGNU
+ # if defined(__x86_64__) || defined(__i386__) || defined(__s390__)
+   *addr = ThreadSelf();
+   *size = GetTlsSize();
+@@ -362,7 +362,7 @@ static void GetTls(uptr *addr, uptr *size) {
+     *addr = (uptr) dtv[2];
+     *size = (*addr == 0) ? 0 : ((uptr) segbase[0] - (uptr) dtv[2]);
+   }
+-#elif SANITIZER_ANDROID
++#elif SANITIZER_ANDROID || SANITIZER_NONGNU
+   *addr = 0;
+   *size = 0;
+ #else
+@@ -373,7 +373,7 @@ static void GetTls(uptr *addr, uptr *size) {
+ 
+ #if !SANITIZER_GO
+ uptr GetTlsSize() {
+-#if SANITIZER_FREEBSD || SANITIZER_ANDROID
++#if SANITIZER_FREEBSD || SANITIZER_ANDROID || SANITIZER_NONGNU
+   uptr addr, size;
+   GetTls(&addr, &size);
+   return size;
+diff --git a/lib/sanitizer_common/sanitizer_platform.h b/lib/sanitizer_common/sanitizer_platform.h
+index 396f7c934..5af6f1ed5 100644
+--- a/lib/sanitizer_common/sanitizer_platform.h
++++ b/lib/sanitizer_common/sanitizer_platform.h
+@@ -175,6 +175,13 @@
+ # define SANITIZER_ARM 0
+ #endif
+ 
++
++#if defined(__linux__) && !defined(__GLIBC__)
++# define SANITIZER_NONGNU 1
++#else
++# define SANITIZER_NONGNU 0
++#endif
++
+ // By default we allow to use SizeClassAllocator64 on 64-bit platform.
+ // But in some cases (e.g. AArch64's 39-bit address space) SizeClassAllocator64
+ // does not work well and we need to fallback to SizeClassAllocator32.
+diff --git a/lib/sanitizer_common/sanitizer_platform_interceptors.h b/lib/sanitizer_common/sanitizer_platform_interceptors.h
+index 0380cee92..0a39abbd0 100644
+--- a/lib/sanitizer_common/sanitizer_platform_interceptors.h
++++ b/lib/sanitizer_common/sanitizer_platform_interceptors.h
+@@ -31,7 +31,7 @@
+ # define SI_POSIX 0
+ #endif
+ 
+-#if SANITIZER_LINUX && !SANITIZER_ANDROID
++#if SANITIZER_LINUX && !SANITIZER_ANDROID && !SANITIZER_NONGNU
+ # define SI_LINUX_NOT_ANDROID 1
+ #else
+ # define SI_LINUX_NOT_ANDROID 0
+diff --git a/lib/sanitizer_common/sanitizer_platform_limits_posix.cc b/lib/sanitizer_common/sanitizer_platform_limits_posix.cc
+index 83f4fd22f..fa8c1b8bd 100644
+--- a/lib/sanitizer_common/sanitizer_platform_limits_posix.cc
++++ b/lib/sanitizer_common/sanitizer_platform_limits_posix.cc
+@@ -14,6 +14,9 @@
+ 
+ #include "sanitizer_platform.h"
+ 
++// Workaround musl <--> linux conflicting definition of 'struct sysinfo'
++#define _LINUX_SYSINFO_H
++
+ #if SANITIZER_LINUX || SANITIZER_FREEBSD || SANITIZER_MAC
+ // Tests in this file assume that off_t-dependent data structures match the
+ // libc ABI. For example, struct dirent here is what readdir() function (as
+@@ -138,12 +141,14 @@ typedef struct user_fpregs elf_fpregset_t;
+ 
+ #if SANITIZER_LINUX && !SANITIZER_ANDROID
+ #include <glob.h>
+-#include <obstack.h>
++#  if !SANITIZER_NONGNU
++#    include <obstack.h>
++#  endif
+ #include <mqueue.h>
+-#include <net/if_ppp.h>
+-#include <netax25/ax25.h>
+-#include <netipx/ipx.h>
+-#include <netrom/netrom.h>
++#include <linux/if_ppp.h>
++#include <linux/ax25.h>
++#include <linux/ipx.h>
++#include <linux/netrom.h>
+ #if HAVE_RPC_XDR_H
+ # include <rpc/xdr.h>
+ #elif HAVE_TIRPC_RPC_XDR_H
+@@ -159,7 +164,8 @@ typedef struct user_fpregs elf_fpregset_t;
+ # include <sys/procfs.h>
+ #endif
+ #include <sys/user.h>
+-#include <sys/ustat.h>
++// #include <sys/ustat.h>
++#include <sys/statfs.h>
+ #include <linux/cyclades.h>
+ #include <linux/if_eql.h>
+ #include <linux/if_plip.h>
+@@ -251,7 +257,7 @@ namespace __sanitizer {
+   unsigned struct_itimerspec_sz = sizeof(struct itimerspec);
+ #endif // SANITIZER_LINUX || SANITIZER_FREEBSD
+ 
+-#if SANITIZER_LINUX && !SANITIZER_ANDROID
++#if SANITIZER_LINUX && !SANITIZER_ANDROID && !SANITIZER_NONGNU
+   unsigned struct_ustat_sz = sizeof(struct ustat);
+   unsigned struct_rlimit64_sz = sizeof(struct rlimit64);
+   unsigned struct_statvfs64_sz = sizeof(struct statvfs64);
+@@ -309,7 +315,7 @@ unsigned struct_ElfW_Phdr_sz = sizeof(ElfW(Phdr));
+ unsigned struct_ElfW_Phdr_sz = sizeof(Elf_Phdr);
+ #endif
+ 
+-#if (SANITIZER_LINUX || SANITIZER_FREEBSD) && !SANITIZER_ANDROID
++#if (SANITIZER_LINUX || SANITIZER_FREEBSD) && !SANITIZER_ANDROID && !SANITIZER_NONGNU
+   int glob_nomatch = GLOB_NOMATCH;
+   int glob_altdirfunc = GLOB_ALTDIRFUNC;
+ #endif
+@@ -403,7 +409,7 @@ unsigned struct_ElfW_Phdr_sz = sizeof(Elf_Phdr);
+   unsigned struct_termios_sz = sizeof(struct termios);
+   unsigned struct_winsize_sz = sizeof(struct winsize);
+ 
+-#if SANITIZER_LINUX
++#if SANITIZER_LINUX && !SANITIZER_NONGNU
+   unsigned struct_arpreq_sz = sizeof(struct arpreq);
+   unsigned struct_cdrom_msf_sz = sizeof(struct cdrom_msf);
+   unsigned struct_cdrom_multisession_sz = sizeof(struct cdrom_multisession);
+@@ -453,7 +459,7 @@ unsigned struct_ElfW_Phdr_sz = sizeof(Elf_Phdr);
+   unsigned struct_vt_mode_sz = sizeof(struct vt_mode);
+ #endif // SANITIZER_LINUX || SANITIZER_FREEBSD
+ 
+-#if SANITIZER_LINUX && !SANITIZER_ANDROID
++#if SANITIZER_LINUX && !SANITIZER_ANDROID && !SANITIZER_NONGNU
+   unsigned struct_ax25_parms_struct_sz = sizeof(struct ax25_parms_struct);
+   unsigned struct_cyclades_monitor_sz = sizeof(struct cyclades_monitor);
+ #if EV_VERSION > (0x010000)
+@@ -821,7 +827,7 @@ unsigned struct_ElfW_Phdr_sz = sizeof(Elf_Phdr);
+   unsigned IOCTL_VT_WAITACTIVE = VT_WAITACTIVE;
+ #endif // SANITIZER_LINUX || SANITIZER_FREEBSD
+ 
+-#if SANITIZER_LINUX && !SANITIZER_ANDROID
++#if SANITIZER_LINUX && !SANITIZER_ANDROID && !SANITIZER_NONGNU
+   unsigned IOCTL_CYGETDEFTHRESH = CYGETDEFTHRESH;
+   unsigned IOCTL_CYGETDEFTIMEOUT = CYGETDEFTIMEOUT;
+   unsigned IOCTL_CYGETMON = CYGETMON;
+@@ -976,7 +982,7 @@ CHECK_SIZE_AND_OFFSET(dl_phdr_info, dlpi_phdr);
+ CHECK_SIZE_AND_OFFSET(dl_phdr_info, dlpi_phnum);
+ #endif // SANITIZER_LINUX || SANITIZER_FREEBSD
+ 
+-#if (SANITIZER_LINUX || SANITIZER_FREEBSD) && !SANITIZER_ANDROID
++#if (SANITIZER_LINUX || SANITIZER_FREEBSD) && !SANITIZER_ANDROID && !SANITIZER_NONGNU
+ CHECK_TYPE_SIZE(glob_t);
+ CHECK_SIZE_AND_OFFSET(glob_t, gl_pathc);
+ CHECK_SIZE_AND_OFFSET(glob_t, gl_pathv);
+@@ -1010,6 +1016,7 @@ CHECK_TYPE_SIZE(iovec);
+ CHECK_SIZE_AND_OFFSET(iovec, iov_base);
+ CHECK_SIZE_AND_OFFSET(iovec, iov_len);
+ 
++#if !SANITIZER_NONGNU
+ CHECK_TYPE_SIZE(msghdr);
+ CHECK_SIZE_AND_OFFSET(msghdr, msg_name);
+ CHECK_SIZE_AND_OFFSET(msghdr, msg_namelen);
+@@ -1023,6 +1030,7 @@ CHECK_TYPE_SIZE(cmsghdr);
+ CHECK_SIZE_AND_OFFSET(cmsghdr, cmsg_len);
+ CHECK_SIZE_AND_OFFSET(cmsghdr, cmsg_level);
+ CHECK_SIZE_AND_OFFSET(cmsghdr, cmsg_type);
++#endif
+ 
+ COMPILER_CHECK(sizeof(__sanitizer_dirent) <= sizeof(dirent));
+ CHECK_SIZE_AND_OFFSET(dirent, d_ino);
+@@ -1125,7 +1133,7 @@ CHECK_SIZE_AND_OFFSET(mntent, mnt_passno);
+ 
+ CHECK_TYPE_SIZE(ether_addr);
+ 
+-#if (SANITIZER_LINUX || SANITIZER_FREEBSD) && !SANITIZER_ANDROID
++#if (SANITIZER_LINUX || SANITIZER_FREEBSD) && !SANITIZER_ANDROID && !SANITIZER_NONGNU
+ CHECK_TYPE_SIZE(ipc_perm);
+ # if SANITIZER_FREEBSD
+ CHECK_SIZE_AND_OFFSET(ipc_perm, key);
+@@ -1186,7 +1194,7 @@ CHECK_SIZE_AND_OFFSET(ifaddrs, ifa_dstaddr);
+ CHECK_SIZE_AND_OFFSET(ifaddrs, ifa_data);
+ #endif
+ 
+-#if SANITIZER_LINUX
++#if SANITIZER_LINUX && !SANITIZER_NONGNU
+ COMPILER_CHECK(sizeof(__sanitizer_mallinfo) == sizeof(struct mallinfo));
+ #endif
+ 
+@@ -1236,7 +1244,7 @@ COMPILER_CHECK(__sanitizer_XDR_DECODE == XDR_DECODE);
+ COMPILER_CHECK(__sanitizer_XDR_FREE == XDR_FREE);
+ #endif
+ 
+-#if SANITIZER_LINUX && !SANITIZER_ANDROID
++#if SANITIZER_LINUX && !SANITIZER_ANDROID && !SANITIZER_NONGNU
+ COMPILER_CHECK(sizeof(__sanitizer_FILE) <= sizeof(FILE));
+ CHECK_SIZE_AND_OFFSET(FILE, _flags);
+ CHECK_SIZE_AND_OFFSET(FILE, _IO_read_ptr);
+@@ -1255,7 +1263,7 @@ CHECK_SIZE_AND_OFFSET(FILE, _chain);
+ CHECK_SIZE_AND_OFFSET(FILE, _fileno);
+ #endif
+ 
+-#if SANITIZER_LINUX && !SANITIZER_ANDROID
++#if SANITIZER_LINUX && !SANITIZER_ANDROID && !SANITIZER_NONGNU
+ COMPILER_CHECK(sizeof(__sanitizer__obstack_chunk) <= sizeof(_obstack_chunk));
+ CHECK_SIZE_AND_OFFSET(_obstack_chunk, limit);
+ CHECK_SIZE_AND_OFFSET(_obstack_chunk, prev);
+diff --git a/lib/tsan/rtl/tsan_platform_linux.cc b/lib/tsan/rtl/tsan_platform_linux.cc
+index ead1e5704..2c020e3fe 100644
+--- a/lib/tsan/rtl/tsan_platform_linux.cc
++++ b/lib/tsan/rtl/tsan_platform_linux.cc
+@@ -284,7 +284,7 @@ void InitializePlatform() {
+ // This is required to properly "close" the fds, because we do not see internal
+ // closes within glibc. The code is a pure hack.
+ int ExtractResolvFDs(void *state, int *fds, int nfd) {
+-#if SANITIZER_LINUX && !SANITIZER_ANDROID
++#if SANITIZER_LINUX && !SANITIZER_ANDROID && !SANITIZER_NONGNU
+   int cnt = 0;
+   struct __res_state *statp = (struct __res_state*)state;
+   for (int i = 0; i < MAXNS && cnt < nfd; i++) {
+-- 
+2.16.2
+

pkgs/development/compilers/llvm/5/compiler-rt/sys-ustat.patch

@@ -0,0 +1,58 @@
+From 521935db9de17ad08748fd050137ac83b7734835 Mon Sep 17 00:00:00 2001
+From: Craig Topper <craig.topper@intel.com>
+Date: Thu, 24 May 2018 17:59:47 +0000
+Subject: [PATCH] sanitizer: Use pre-computed size of struct ustat for Linux
+
+<sys/ustat.h> has been removed from glibc 2.28 by:
+
+commit cf2478d53ad7071e84c724a986b56fe17f4f4ca7
+Author: Adhemerval Zanella <adhemerval.zanella@linaro.org>
+Date: Sun Mar 18 11:28:59 2018 +0800
+
+Deprecate ustat syscall interface
+This patch uses pre-computed size of struct ustat for Linux to fix
+
+https://bugs.llvm.org/show_bug.cgi?id=37418
+
+Patch by H.J. Lu.
+
+Differential Revision: https://reviews.llvm.org/D47281
+
+git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@333213 91177308-0d34-0410-b5e6-96231b3b80d8
+---
+ .../sanitizer_platform_limits_posix.cc            | 15 +++++++++++++--
+ 1 file changed, 13 insertions(+), 2 deletions(-)
+
+diff --git a/lib/sanitizer_common/sanitizer_platform_limits_posix.cc b/lib/sanitizer_common/sanitizer_platform_limits_posix.cc
+index 94b8f3f627..936d818673 100644
+--- a/lib/sanitizer_common/sanitizer_platform_limits_posix.cc
++++ b/lib/sanitizer_common/sanitizer_platform_limits_posix.cc
+@@ -159,7 +159,6 @@ typedef struct user_fpregs elf_fpregset_t;
+ # include <sys/procfs.h>
+ #endif
+ #include <sys/user.h>
+-#include <sys/ustat.h>
+ #include <linux/cyclades.h>
+ #include <linux/if_eql.h>
+ #include <linux/if_plip.h>
+@@ -253,7 +252,19 @@ namespace __sanitizer {
+ #endif // SANITIZER_LINUX || SANITIZER_FREEBSD
+ 
+ #if SANITIZER_LINUX && !SANITIZER_ANDROID
+-  unsigned struct_ustat_sz = sizeof(struct ustat);
++  // Use pre-computed size of struct ustat to avoid <sys/ustat.h> which
++  // has been removed from glibc 2.28.
++#if defined(__aarch64__) || defined(__s390x__) || defined (__mips64) \
++  || defined(__powerpc64__) || defined(__arch64__) || defined(__sparcv9) \
++  || defined(__x86_64__)
++#define SIZEOF_STRUCT_USTAT 32
++#elif defined(__arm__) || defined(__i386__) || defined(__mips__) \
++  || defined(__powerpc__) || defined(__s390__)
++#define SIZEOF_STRUCT_USTAT 20
++#else
++#error Unknown size of struct ustat
++#endif
++  unsigned struct_ustat_sz = SIZEOF_STRUCT_USTAT;
+   unsigned struct_rlimit64_sz = sizeof(struct rlimit64);
+   unsigned struct_statvfs64_sz = sizeof(struct statvfs64);
+ #endif // SANITIZER_LINUX && !SANITIZER_ANDROID