1 files changed, 39 insertions, 0 deletions
diff --git a/taskcluster/scripts/misc/build-compiler-rt.sh b/taskcluster/scripts/misc/build-compiler-rt.sh
new file mode 100755
index 0000000000..b5665381d1
--- /dev/null
+++ b/taskcluster/scripts/misc/build-compiler-rt.sh
@@ -0,0 +1,39 @@
+#!/bin/sh
+
+set -e -x
+
+artifact=$(basename $TOOLCHAIN_ARTIFACT)
+dir=${artifact%.tar.*}
+target=${dir#compiler-rt-}
+
+case "$target" in
+*-linux-android)
+  EXTRA_CMAKE_FLAGS="
+    -DCOMPILER_RT_BUILD_LIBFUZZER=OFF
+    -DCOMPILER_RT_BUILD_ORC=OFF
+    -DCOMPILER_RT_BUILTINS_HIDE_SYMBOLS=OFF
+  "
+  ;;
+*-apple-darwin)
+  EXTRA_CMAKE_FLAGS="
+    -DCOMPILER_RT_ENABLE_IOS=OFF
+    -DCOMPILER_RT_ENABLE_WATCHOS=OFF
+    -DCOMPILER_RT_ENABLE_TVOS=OFF
+  "
+  ;;
+*-windows-msvc)
+  EXTRA_CMAKE_FLAGS="
+    -DCMAKE_MSVC_RUNTIME_LIBRARY=MultiThreaded
+  "
+  ;;
+esac
+
+EXTRA_CMAKE_FLAGS="
+  $EXTRA_CMAKE_FLAGS
+  -DCOMPILER_RT_DEFAULT_TARGET_ONLY=ON
+  -DLLVM_ENABLE_PER_TARGET_RUNTIME_DIR=OFF
+"
+
+export EXTRA_CMAKE_FLAGS
+
+$(dirname $0)/build-llvm-common.sh compiler-rt install $target "$@"