diff --git a/extra/compiler-rt/PKGBUILD b/extra/compiler-rt/PKGBUILD
new file mode 100644
index 000000000..3a3be1d82
--- /dev/null
+++ b/extra/compiler-rt/PKGBUILD
@@ -0,0 +1,54 @@
+# $Id$
+# Maintainer: Evangelos Foutras <evangelos@foutrelis.com>
+# Contributor: Jan "heftig" Steffens <jan.steffens@gmail.com>
+
+# ALARM: Kevin Mihelich <kevin@archlinuxarm.org>
+#  - build v5 with -DCOMPILER_RT_BUILD_BUILTINS=OFF
+
+pkgname=compiler-rt
+pkgver=6.0.0
+pkgrel=1
+pkgdesc="Compiler runtime libraries for clang"
+arch=('x86_64')
+url="https://compiler-rt.llvm.org/"
+license=('custom:University of Illinois/NCSA Open Source License')
+depends=('gcc-libs')
+makedepends=('llvm' 'cmake' 'ninja' 'python')
+# Build 32-bit compiler-rt libraries on x86_64 (FS#41911)
+makedepends_x86_64=('lib32-gcc-libs')
+options=('staticlibs')
+source=(https://releases.llvm.org/$pkgver/$pkgname-$pkgver.src.tar.xz{,.sig})
+sha256sums=('d0cc1342cf57e9a8d52f5498da47a3b28d24ac0d39cbc92308781b3ee0cea79a'
+            'SKIP')
+validpgpkeys+=('B6C8F98282B944E3B0D5C2530FC3042E345AD05D') # Hans Wennborg <hans@chromium.org>
+validpgpkeys+=('11E521D646982372EB577A1F8F0871F202119294') # Tom Stellard <tom@stellard.net>
+
+prepare() {
+  cd "$srcdir/$pkgname-$pkgver.src"
+  mkdir build
+}
+
+build() {
+  cd "$srcdir/$pkgname-$pkgver.src/build"
+
+  [[ $CARCH == "arm" ]] && CONFIG="-DCOMPILER_RT_BUILD_BUILTINS=OFF"
+
+  cmake .. -G Ninja \
+    -DCMAKE_BUILD_TYPE=Release \
+    -DCMAKE_INSTALL_PREFIX=/usr \
+    $CONFIG
+  ninja
+}
+
+package() {
+  cd "$srcdir/$pkgname-$pkgver.src/build"
+
+  DESTDIR="$pkgdir" ninja install
+  install -Dm644 ../LICENSE.TXT "$pkgdir/usr/share/licenses/$pkgname/LICENSE"
+
+  mkdir -p "$pkgdir/usr/lib/clang/$pkgver/lib"
+  mv "$pkgdir"/usr/lib/{linux,clang/$pkgver/lib/}
+  mv "$pkgdir"/usr/{*.txt,lib/clang/$pkgver/}
+}
+
+# vim:set ts=2 sw=2 et: