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authorNatanael Copa <ncopa@alpinelinux.org>2019-01-02 13:02:13 +0000
committerNatanael Copa <ncopa@alpinelinux.org>2019-01-02 13:02:13 +0000
commitc5b3b45d75e75b3705fe9d9f9b2f43f3440e8b66 (patch)
treecdb906bed9589eea35d2678aa97cb1c6256ccc2b /unmaintained
parent810640a980c8289f62b3de3e31aa4a109c5ea308 (diff)
downloadaports-c5b3b45d75e75b3705fe9d9f9b2f43f3440e8b66.tar.bz2
aports-c5b3b45d75e75b3705fe9d9f9b2f43f3440e8b66.tar.xz
unmaintained/llvm4: move from community
Seems like nothing uses it
Diffstat (limited to 'unmaintained')
-rw-r--r--unmaintained/llvm4/APKBUILD253
-rw-r--r--unmaintained/llvm4/cmake-fix-libLLVM-name.patch26
-rw-r--r--unmaintained/llvm4/disable-FileSystemTest.CreateDir-perms-assert.patch61
-rw-r--r--unmaintained/llvm4/fix-CheckAtomic.cmake.patch22
-rw-r--r--unmaintained/llvm4/llvm-fix-DynamicLibrary-to-build-with-musl-libc.patch33
-rw-r--r--unmaintained/llvm4/llvm-fix-build-with-musl-libc.patch46
-rw-r--r--unmaintained/llvm4/silent-amdgpu-test-failing.patch40
7 files changed, 481 insertions, 0 deletions
diff --git a/unmaintained/llvm4/APKBUILD b/unmaintained/llvm4/APKBUILD
new file mode 100644
index 0000000000..251187da43
--- /dev/null
+++ b/unmaintained/llvm4/APKBUILD
@@ -0,0 +1,253 @@
+# Contributor: Travis Tilley <ttilley@gmail.com>
+# Contributor: Mitch Tishmack <mitch.tishmack@gmail.com>
+# Contributor: Jakub Jirutka <jakub@jirutka.cz>
+# Maintainer: Jakub Jirutka <jakub@jirutka.cz>
+_pkgname=llvm
+pkgver=4.0.0
+_majorver=${pkgver%%.*}
+pkgname=$_pkgname$_majorver
+pkgrel=6
+pkgdesc="Low Level Virtual Machine compiler system, version $_majorver"
+arch="all"
+url="http://llvm.org/"
+license="UOI-NCSA"
+depends_dev="$pkgname=$pkgver-r$pkgrel"
+makedepends="binutils-dev chrpath cmake file libffi-dev paxmark python2 py-setuptools zlib-dev"
+subpackages="$pkgname-static $pkgname-libs $pkgname-dev $pkgname-test-utils:_test_utils"
+source="https://llvm.org/releases/$pkgver/llvm-$pkgver.src.tar.xz
+ llvm-fix-build-with-musl-libc.patch
+ llvm-fix-DynamicLibrary-to-build-with-musl-libc.patch
+ cmake-fix-libLLVM-name.patch
+ disable-FileSystemTest.CreateDir-perms-assert.patch
+ silent-amdgpu-test-failing.patch
+ fix-CheckAtomic.cmake.patch
+ "
+builddir="$srcdir/$_pkgname-$pkgver.src"
+
+# ARM has few failures in test suite that we don't care about currently and
+# also it takes forever to run them on the builder.
+case "$CARCH" in
+ arm*|aarch64) options="!check";;
+esac
+
+# Whether is this package the default (latest) LLVM version.
+_default_llvm="no"
+
+if [ "$_default_llvm" = yes ]; then
+ provides="llvm=$pkgver-r$pkgrel"
+ replaces="llvm"
+fi
+
+# NOTE: It seems that there's no (sane) way how to change includedir, sharedir
+# etc. separately, just the CMAKE_INSTALL_PREFIX. Standard CMake variables and
+# even LLVM-specific variables, that are related to these paths, actually
+# don't work (in llvm 3.7).
+#
+# When building a software that depends on LLVM, utility llvm-config should be
+# used to discover where is LLVM installed. It provides options to print
+# path of bindir, includedir, and libdir separately, but in its source, all
+# these paths are actually hard-coded against INSTALL_PREFIX. We can patch it
+# and move paths manually, but I'm really not sure what it may break...
+#
+# Also note that we should *not* add version suffix to files in llvm bindir!
+# It breaks build system of some software that depends on LLVM, because they
+# don't expect these files to have a sufix.
+#
+# So, we install all the LLVM files into /usr/lib/llvm$_majorver.
+# BTW, Fedora and Debian do the same thing.
+#
+_prefix="usr/lib/llvm$_majorver"
+
+prepare() {
+ default_prepare
+ cd "$builddir"
+
+ # https://bugs.llvm.org//show_bug.cgi?id=31870
+ rm test/tools/llvm-symbolizer/print_context.c
+
+ mkdir -p "$builddir"/build
+}
+
+build() {
+ cd "$builddir"/build
+
+ # Auto-detect it by guessing either.
+ local ffi_include_dir="$(pkg-config --cflags-only-I libffi | sed 's|^-I||g')"
+
+ cmake -G "Unix Makefiles" -Wno-dev \
+ -DCMAKE_BUILD_TYPE=Release \
+ -DCMAKE_INSTALL_PREFIX=/$_prefix \
+ -DCMAKE_VERBOSE_MAKEFILE=NO \
+ -DFFI_INCLUDE_DIR="$ffi_include_dir" \
+ -DLLVM_BINUTILS_INCDIR=/usr/include \
+ -DLLVM_BUILD_DOCS=OFF \
+ -DLLVM_BUILD_EXAMPLES=OFF \
+ -DLLVM_BUILD_EXTERNAL_COMPILER_RT=ON \
+ -DLLVM_BUILD_LLVM_DYLIB=ON \
+ -DLLVM_BUILD_TESTS=ON \
+ -DLLVM_DEFAULT_TARGET_TRIPLE="$CBUILD" \
+ -DLLVM_DYLIB_EXPORT_ALL=ON \
+ -DLLVM_ENABLE_ASSERTIONS=OFF \
+ -DLLVM_ENABLE_CXX1Y=ON \
+ -DLLVM_ENABLE_FFI=ON \
+ -DLLVM_ENABLE_LIBCXX=OFF \
+ -DLLVM_ENABLE_PIC=ON \
+ -DLLVM_ENABLE_RTTI=ON \
+ -DLLVM_ENABLE_SPHINX=OFF \
+ -DLLVM_ENABLE_TERMINFO=ON \
+ -DLLVM_ENABLE_ZLIB=ON \
+ -DLLVM_HOST_TRIPLE="$CHOST" \
+ -DLLVM_INCLUDE_EXAMPLES=OFF \
+ -DLLVM_LINK_LLVM_DYLIB=ON \
+ -DLLVM_TARGETS_TO_BUILD='X86;ARM;AArch64;PowerPC;SystemZ;AMDGPU;NVPTX;Mips;BPF' \
+ "$builddir"
+
+ make llvm-tblgen
+ make
+
+ paxmark m \
+ bin/llvm-rtdyld \
+ bin/lli \
+ bin/lli-child-target \
+ unittests/ExecutionEngine/MCJIT/MCJITTests \
+ unittests/ExecutionEngine/Orc/OrcJITTests \
+ unittests/Support/SupportTests
+
+ python2 ../utils/lit/setup.py build
+}
+
+check() {
+ cd "$builddir"/build
+
+ # FIXME: Few tests fail on s390x, ignore it for now. See build log
+ # https://gist.github.com/jirutka/6edc951ad5b8002cf1780546cf661edc
+ case "$CARCH" in
+ s390x) make check-llvm || true;;
+ *) make check-llvm;;
+ esac
+}
+
+package() {
+ cd "$builddir"/build
+
+ make DESTDIR="$pkgdir" install
+
+ cd "$pkgdir"/$_prefix
+
+ # Remove RPATHs.
+ file lib/*.so bin/* \
+ | awk -F: '$2~/ELF/{print $1}' \
+ | xargs -r chrpath -d
+
+ # Symlink files from /usr/lib/llvm*/bin to /usr/bin.
+ mkdir -p "$pkgdir"/usr/bin
+ local name newname path
+ for path in bin/*; do
+ name=${path##*/}
+ # Add version infix/suffix to the executable name.
+ case "$name" in
+ llvm-*) newname="llvm$_majorver-${name#llvm-}";;
+ *) newname="$name$_majorver";;
+ esac
+ # If this package provides=llvm (i.e. it's the default/latest
+ # llvm package), omit version infix/suffix.
+ if [ "$_default_llvm" = yes ]; then
+ newname=$name
+ fi
+ case "$name" in
+ FileCheck | obj2yaml | yaml2obj) continue;;
+ esac
+ ln -s ../lib/llvm$_majorver/bin/$name "$pkgdir"/usr/bin/$newname
+ done
+
+ # Move /usr/lib/$pkgname/include/ into /usr/include/$pkgname/
+ # and symlink it back.
+ _mv include/* "$pkgdir"/usr/include/$pkgname/
+ rmdir include
+ ln -s ../../include/$pkgname include
+
+ # Move /usr/lib/$pkgname/lib/cmake/llvm/ into /usr/lib/cmake/$pkgname/
+ # and symlink it back.
+ _mv lib/cmake/llvm/* "$pkgdir"/usr/lib/cmake/$pkgname/
+ rmdir lib/cmake/llvm
+ ln -s ../../../cmake/$pkgname lib/cmake/llvm
+}
+
+static() {
+ pkgdesc="LLVM $_majorver static libraries"
+ _common_subpkg
+
+ _mv "$pkgdir"/$_prefix/lib/*.a "$subpkgdir"/$_prefix/lib/
+}
+
+libs() {
+ pkgdesc="LLVM $_majorver runtime library"
+ local soname="libLLVM-$_majorver.0.so"
+ local soname2="libLLVM-$pkgver.so"
+ _common_subpkg
+
+ mkdir -p "$subpkgdir"
+ cd "$subpkgdir"
+
+ # libLLVM should be in /usr/lib. This is needed for binaries that are
+ # dynamically linked with libLLVM, so they can find it on default path.
+ _mv "$pkgdir"/$_prefix/lib/$soname usr/lib/
+ ln -s $soname usr/lib/$soname2
+
+ # And also symlink it back to the LLVM prefix.
+ mkdir -p $_prefix/lib
+ ln -s ../../$soname $_prefix/lib/$soname
+ ln -s ../../$soname $_prefix/lib/$soname2
+}
+
+dev() {
+ _common_subpkg
+ default_dev
+ cd "$subpkgdir"
+
+ _mv "$pkgdir"/$_prefix/lib $_prefix/
+ _mv "$pkgdir"/$_prefix/include $_prefix/
+
+ _mv "$pkgdir"/$_prefix/bin/llvm-config $_prefix/bin/
+}
+
+_test_utils() {
+ pkgdesc="LLVM $_majorver utilities for executing LLVM and Clang style test suites"
+ depends="python2 py-setuptools"
+ _common_subpkg
+ replaces=""
+
+ local litver=$(python2 "$builddir"/utils/lit/setup.py --version 2>/dev/null \
+ | sed 's/\.dev.*$//')
+ test -n "$litver" || return 1
+ provides="$provides lit=$litver-r$pkgrel"
+
+ cd "$builddir"/build
+
+ install -D -m 755 bin/FileCheck "$subpkgdir"/$_prefix/bin/FileCheck
+ install -D -m 755 bin/not "$subpkgdir"/$_prefix/bin/not
+
+ python2 ../utils/lit/setup.py install --prefix=/usr --root="$subpkgdir"
+ ln -s ../../../bin/lit "$subpkgdir"/$_prefix/bin/lit
+}
+
+_common_subpkg() {
+ if [ "$_default_llvm" = yes ]; then
+ replaces="llvm${subpkgname#$pkgname}"
+ provides="$replaces=$pkgver-r$pkgrel"
+ fi
+}
+
+_mv() {
+ local dest; for dest; do true; done # get last argument
+ mkdir -p "$dest"
+ mv $@
+}
+
+sha512sums="cf681f0626ef6d568d951cdc3e143471a1d7715a0ba11e52aa273cf5d8d421e1357ef2645cc85879eaefcd577e99e74d07b01566825b3d0461171ef2cbfc7704 llvm-4.0.0.src.tar.xz
+f84cd65d7042e89826ba6e8d48c4c302bf4980da369d7f19a55f217e51c00ca8ed178d453df3a3cee76598a7cecb94aed0775a6d24fe73266f82749913fc3e71 llvm-fix-build-with-musl-libc.patch
+19bfb9282455d39d07dbb2b1293b03a45c57d522fbb9c5e58dac034200669628b97e7a90cd4ff5d52d9bb79acfccbef653d8a1140a7f0589ecd6f9b7c4ba0eb6 llvm-fix-DynamicLibrary-to-build-with-musl-libc.patch
+6d1a716e5aa24e6b9a3acf4cc11e2504b1b01abf574074e9e5617b991de87d5e4e687eb18e85e73d5e632568afe2fc357771c4c96f9e136502071991496fb78c cmake-fix-libLLVM-name.patch
+49c47f125014b60d0ea7870f981a2c1708ad705793f89287ed846ee881a837a4dc0170bf467e03f2ef56177473128945287749ac80dc2d13cfabcf8b929ba58a disable-FileSystemTest.CreateDir-perms-assert.patch
+97f788110abbb9e6add2e3a3d3b606dc2817ab726b74ead71241fc5433ba42d5d58e23be91a3b2444eb687c4f56a7c879bf5453e96f9785ce3541301329dda9c silent-amdgpu-test-failing.patch
+3bcfeccc1f14567f99029a131b1289290226d48855857f2eb6a251e041981a8b8b2d7965099df16ebf0a406e48130679f97235ef3f3524577413bb51cf40e613 fix-CheckAtomic.cmake.patch"
diff --git a/unmaintained/llvm4/cmake-fix-libLLVM-name.patch b/unmaintained/llvm4/cmake-fix-libLLVM-name.patch
new file mode 100644
index 0000000000..cb29fe2efc
--- /dev/null
+++ b/unmaintained/llvm4/cmake-fix-libLLVM-name.patch
@@ -0,0 +1,26 @@
+Include version in name of shared libs
+
+libLLVM.so -> libLLVM-$MAJOR.$MINOR.so
+
+Source: http://pkgs.fedoraproject.org/cgit/rpms/llvm3.9.git/tree/llvm-soversion.patch?id=3dac83eaa5b88f550ae50125b14b8f644e10617b
+--- a/cmake/modules/AddLLVM.cmake
++++ b/cmake/modules/AddLLVM.cmake
+@@ -450,6 +450,18 @@
+ PREFIX ""
+ )
+ endif()
++
++ # Set SOVERSION on shared libraries that lack explicit SONAME
++ # specifier, on *nix systems that are not Darwin.
++ if(UNIX AND NOT APPLE AND NOT ARG_SONAME)
++ set_target_properties(${name}
++ PROPERTIES
++ # Concatenate the version numbers since ldconfig expects exactly
++ # one component indicating the ABI version, while LLVM uses
++ # major+minor for that.
++ SOVERSION ${LLVM_VERSION_MAJOR}.${LLVM_VERSION_MINOR}
++ VERSION ${LLVM_VERSION_MAJOR}.${LLVM_VERSION_MINOR}.${LLVM_VERSION_PATCH}${LLVM_VERSION_SUFFIX})
++ endif()
+ endif()
+
+ if(ARG_MODULE OR ARG_SHARED)
diff --git a/unmaintained/llvm4/disable-FileSystemTest.CreateDir-perms-assert.patch b/unmaintained/llvm4/disable-FileSystemTest.CreateDir-perms-assert.patch
new file mode 100644
index 0000000000..e73ce9b6f0
--- /dev/null
+++ b/unmaintained/llvm4/disable-FileSystemTest.CreateDir-perms-assert.patch
@@ -0,0 +1,61 @@
+Do not assert permissions of file created in /tmp directory.
+
+This assertion fails, probably due to some specific setup of /tmp
+on build servers.
+
+ FAIL: LLVM-Unit :: Support/SupportTests/FileSystemTest.CreateDir (1293 of 17222)
+ ******************** TEST 'LLVM-Unit :: Support/SupportTests/FileSystemTest.CreateDir' FAILED ********************
+ Note: Google Test filter = FileSystemTest.CreateDir
+ [==========] Running 1 test from 1 test case.
+ [----------] Global test environment set-up.
+ [----------] 1 test from FileSystemTest
+ [ RUN ] FileSystemTest.CreateDir
+ /home/buildozer/aports/testing/llvm3.9/src/llvm-3.9.1.src/unittests/Support/Path.cpp:591: Failure
+ Value of: fs::perms::owner_read | fs::perms::owner_exe
+ Actual: 320
+ Expected: Status.permissions() & fs::perms::all_all
+ Which is: 448
+
+--- a/unittests/Support/Path.cpp
++++ b/unittests/Support/Path.cpp
+@@ -579,23 +579,23 @@
+ ASSERT_NO_ERROR(fs::remove(Twine(TestDirectory) + "foo"));
+
+ #ifdef LLVM_ON_UNIX
+- // Set a 0000 umask so that we can test our directory permissions.
+- mode_t OldUmask = ::umask(0000);
+-
+- fs::file_status Status;
+- ASSERT_NO_ERROR(
+- fs::create_directory(Twine(TestDirectory) + "baz500", false,
+- fs::perms::owner_read | fs::perms::owner_exe));
+- ASSERT_NO_ERROR(fs::status(Twine(TestDirectory) + "baz500", Status));
+- ASSERT_EQ(Status.permissions() & fs::perms::all_all,
+- fs::perms::owner_read | fs::perms::owner_exe);
+- ASSERT_NO_ERROR(fs::create_directory(Twine(TestDirectory) + "baz777", false,
+- fs::perms::all_all));
+- ASSERT_NO_ERROR(fs::status(Twine(TestDirectory) + "baz777", Status));
+- ASSERT_EQ(Status.permissions() & fs::perms::all_all, fs::perms::all_all);
+-
+- // Restore umask to be safe.
+- ::umask(OldUmask);
++// // Set a 0000 umask so that we can test our directory permissions.
++// mode_t OldUmask = ::umask(0000);
++//
++// fs::file_status Status;
++// ASSERT_NO_ERROR(
++// fs::create_directory(Twine(TestDirectory) + "baz500", false,
++// fs::perms::owner_read | fs::perms::owner_exe));
++// ASSERT_NO_ERROR(fs::status(Twine(TestDirectory) + "baz500", Status));
++// ASSERT_EQ(Status.permissions() & fs::perms::all_all,
++// fs::perms::owner_read | fs::perms::owner_exe);
++// ASSERT_NO_ERROR(fs::create_directory(Twine(TestDirectory) + "baz777", false,
++// fs::perms::all_all));
++// ASSERT_NO_ERROR(fs::status(Twine(TestDirectory) + "baz777", Status));
++// ASSERT_EQ(Status.permissions() & fs::perms::all_all, fs::perms::all_all);
++//
++// // Restore umask to be safe.
++// ::umask(OldUmask);
+ #endif
+
+ #ifdef LLVM_ON_WIN32
diff --git a/unmaintained/llvm4/fix-CheckAtomic.cmake.patch b/unmaintained/llvm4/fix-CheckAtomic.cmake.patch
new file mode 100644
index 0000000000..a5309de6cf
--- /dev/null
+++ b/unmaintained/llvm4/fix-CheckAtomic.cmake.patch
@@ -0,0 +1,22 @@
+This cmake file uses command CHECK_LIBRARY_EXISTS that is defined in
+module CheckLibraryExists, but it does not include that module.
+
+This caused build error in lldb, but only on x86 (not x86_64)...
+
+ -- Performing Test HAVE_CXX_ATOMICS64_WITHOUT_LIB - Failed
+ CMake Error at /usr/lib/llvm4/lib/cmake/llvm/CheckAtomic.cmake:66 (check_library_exists):
+ Unknown CMake command "check_library_exists".
+ Call Stack (most recent call first):
+ cmake/modules/LLDBStandalone.cmake:90 (include)
+ CMakeLists.txt:3 (include)
+
+--- a/cmake/modules/CheckAtomic.cmake
++++ b/cmake/modules/CheckAtomic.cmake
+@@ -1,6 +1,7 @@
+ # atomic builtins are required for threading support.
+
+ INCLUDE(CheckCXXSourceCompiles)
++INCLUDE(CheckLibraryExists)
+
+ # Sometimes linking against libatomic is required for atomic ops, if
+ # the platform doesn't support lock-free atomics.
diff --git a/unmaintained/llvm4/llvm-fix-DynamicLibrary-to-build-with-musl-libc.patch b/unmaintained/llvm4/llvm-fix-DynamicLibrary-to-build-with-musl-libc.patch
new file mode 100644
index 0000000000..d5d7f07b5e
--- /dev/null
+++ b/unmaintained/llvm4/llvm-fix-DynamicLibrary-to-build-with-musl-libc.patch
@@ -0,0 +1,33 @@
+From d12ecb83d01dcb580dd94f4d57828f33d3eb4c35 Mon Sep 17 00:00:00 2001
+From: Natanael Copa <ncopa@alpinelinux.org>
+Date: Thu, 18 Feb 2016 15:33:21 +0100
+Subject: [PATCH 3/3] Fix DynamicLibrary to build with musl libc
+
+stdin/out/err is part of the libc and not the kernel so we check for the
+specific libc that does the unexpected instead of linux.
+
+This is needed for making it build with musl libc.
+---
+ lib/Support/DynamicLibrary.cpp | 4 ++--
+ 1 file changed, 2 insertions(+), 2 deletions(-)
+
+diff --git a/lib/Support/DynamicLibrary.cpp b/lib/Support/DynamicLibrary.cpp
+index 9a7aeb5..0c1c8f8 100644
+--- a/lib/Support/DynamicLibrary.cpp
++++ b/lib/Support/DynamicLibrary.cpp
+@@ -140,10 +140,10 @@ void* DynamicLibrary::SearchForAddressOfSymbol(const char *symbolName) {
+ #define EXPLICIT_SYMBOL(SYM) \
+ if (!strcmp(symbolName, #SYM)) return &SYM
+
+-// On linux we have a weird situation. The stderr/out/in symbols are both
++// On GNU libc we have a weird situation. The stderr/out/in symbols are both
+ // macros and global variables because of standards requirements. So, we
+ // boldly use the EXPLICIT_SYMBOL macro without checking for a #define first.
+-#if defined(__linux__) and !defined(__ANDROID__)
++#if defined(__GLIBC__)
+ {
+ EXPLICIT_SYMBOL(stderr);
+ EXPLICIT_SYMBOL(stdout);
+--
+2.7.3
+
diff --git a/unmaintained/llvm4/llvm-fix-build-with-musl-libc.patch b/unmaintained/llvm4/llvm-fix-build-with-musl-libc.patch
new file mode 100644
index 0000000000..6ee91ea44d
--- /dev/null
+++ b/unmaintained/llvm4/llvm-fix-build-with-musl-libc.patch
@@ -0,0 +1,46 @@
+From 5c571082fdaf61f6df19d9b7137dc26d71334058 Mon Sep 17 00:00:00 2001
+From: Natanael Copa <ncopa@alpinelinux.org>
+Date: Thu, 18 Feb 2016 10:33:04 +0100
+Subject: [PATCH 2/3] Fix build with musl libc
+
+On musl libc the fopen64 and fopen are the same thing, but for
+compatibility they have a `#define fopen64 fopen`. Same applies for
+fseek64, fstat64, fstatvfs64, ftello64, lstat64, stat64 and tmpfile64.
+---
+ include/llvm/Analysis/TargetLibraryInfo.h | 9 +++++++++
+ 1 file changed, 9 insertions(+)
+
+diff --git a/include/llvm/Analysis/TargetLibraryInfo.h b/include/llvm/Analysis/TargetLibraryInfo.h
+index 7becdf0..7f14427 100644
+--- a/include/llvm/Analysis/TargetLibraryInfo.h
++++ b/include/llvm/Analysis/TargetLibraryInfo.h
+@@ -18,6 +18,26 @@
+ #include "llvm/IR/Module.h"
+ #include "llvm/Pass.h"
+
++#undef fopen64
++#undef fseeko64
++#undef fstat64
++#undef fstatvfs64
++#undef ftello64
++#undef lstat64
++#undef stat64
++#undef tmpfile64
++#undef F_GETLK64
++#undef F_SETLK64
++#undef F_SETLKW64
++#undef flock64
++#undef open64
++#undef openat64
++#undef creat64
++#undef lockf64
++#undef posix_fadvise64
++#undef posix_fallocate64
++#undef off64_t
++
+ namespace llvm {
+ /// VecDesc - Describes a possible vectorization of a function.
+ /// Function 'VectorFnName' is equivalent to 'ScalarFnName' vectorized
+--
+2.7.3
+
diff --git a/unmaintained/llvm4/silent-amdgpu-test-failing.patch b/unmaintained/llvm4/silent-amdgpu-test-failing.patch
new file mode 100644
index 0000000000..e20cee595e
--- /dev/null
+++ b/unmaintained/llvm4/silent-amdgpu-test-failing.patch
@@ -0,0 +1,40 @@
+See https://bugs.llvm.org//show_bug.cgi?id=31610
+
+--- a/test/CodeGen/AMDGPU/invalid-opencl-version-metadata1.ll
++++ b/test/CodeGen/AMDGPU/invalid-opencl-version-metadata1.ll
+@@ -2,5 +2,6 @@
+ ; check llc does not crash for invalid opencl version metadata
+
+ ; CHECK: { amd.MDVersion: [ 2, 0 ] }
++; XFAIL: *
+
+ !opencl.ocl.version = !{}
+--- a/test/CodeGen/AMDGPU/invalid-opencl-version-metadata2.ll
++++ b/test/CodeGen/AMDGPU/invalid-opencl-version-metadata2.ll
+@@ -2,6 +2,7 @@
+ ; check llc does not crash for invalid opencl version metadata
+
+ ; CHECK: { amd.MDVersion: [ 2, 0 ] }
++; XFAIL: *
+
+ !opencl.ocl.version = !{!0}
+ !0 = !{}
+--- a/test/CodeGen/AMDGPU/invalid-opencl-version-metadata3.ll
++++ b/test/CodeGen/AMDGPU/invalid-opencl-version-metadata3.ll
+@@ -2,6 +2,7 @@
+ ; check llc does not crash for invalid opencl version metadata
+
+ ; CHECK: { amd.MDVersion: [ 2, 0 ] }
++; XFAIL: *
+
+ !opencl.ocl.version = !{!0}
+ !0 = !{i32 1}
+--- a/test/CodeGen/AMDGPU/runtime-metadata.ll
++++ b/test/CodeGen/AMDGPU/runtime-metadata.ll
+@@ -1,5 +1,6 @@
+ ; RUN: llc -mtriple=amdgcn--amdhsa -filetype=obj -o - < %s | llvm-readobj -amdgpu-runtime-metadata | FileCheck %s
+ ; RUN: llc -mtriple=amdgcn--amdhsa -filetype=obj -amdgpu-dump-rtmd -amdgpu-check-rtmd-parser %s -o - 2>&1 | FileCheck --check-prefix=CHECK --check-prefix=PARSER %s
++; XFAIL: *
+
+ %struct.A = type { i8, float }
+ %opencl.image1d_t = type opaque