Build and install LLVM gold plugin on Linux.

tools/clang/scripts/package.sh

 #!/bin/bash
 # Copyright (c) 2012 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 # This script will check out llvm and clang, and then package the results up
 # to a tgz file.
 
 gcc_toolchain=
 
@@ skipping 77 matching lines @@
     ${extra_flags} 2>&1 | tee -a buildlog.txt
 
 R=$(cat "${STAMP_FILE}")
 
 PDIR=clang-$R
 rm -rf $PDIR
 mkdir $PDIR
 mkdir $PDIR/bin
 mkdir $PDIR/lib
 
+GOLDDIR=llvmgold-$R
+if [ "$(uname -s)" = "Linux" ]; then
+  mkdir -p $GOLDDIR/lib
+fi
+
 if [ "$(uname -s)" = "Darwin" ]; then
   SO_EXT="dylib"
 else
   SO_EXT="so"
 fi
 
 # Copy buildlog over.
 cp buildlog.txt $PDIR/
 
 # Copy clang into pdir, symlink clang++ to it.
 cp "${LLVM_BIN_DIR}/clang" $PDIR/bin/
 (cd $PDIR/bin && ln -sf clang clang++)
 cp "${LLVM_BIN_DIR}/llvm-symbolizer" $PDIR/bin/
 if [ "$(uname -s)" = "Darwin" ]; then
   cp "${LLVM_BIN_DIR}/libc++.1.${SO_EXT}" $PDIR/bin/
   (cd $PDIR/bin && ln -sf libc++.1.dylib libc++.dylib)
 fi
 
 # Copy libc++ headers.
 if [ "$(uname -s)" = "Darwin" ]; then
   mkdir $PDIR/include
   cp -R "${LLVM_BOOTSTRAP_INSTALL_DIR}/include/c++" $PDIR/include
 fi
 
 # Copy plugins. Some of the dylibs are pretty big, so copy only the ones we
 # care about.
 cp "${LLVM_LIB_DIR}/libFindBadConstructs.${SO_EXT}" $PDIR/lib
 cp "${LLVM_LIB_DIR}/libBlinkGCPlugin.${SO_EXT}" $PDIR/lib
 
+# Copy gold plugin on Linux.
+if [ "$(uname -s)" = "Linux" ]; then
+  cp "${LLVM_LIB_DIR}/LLVMgold.${SO_EXT}" $GOLDDIR/lib
+fi
+
 if [[ -n "${gcc_toolchain}" ]]; then
   # Copy the stdlibc++.so.6 we linked Clang against so it can run.
   cp "${LLVM_LIB_DIR}/libstdc++.so.6" $PDIR/lib
 fi
 
 # Copy built-in headers (lib/clang/3.x.y/include).
 # compiler-rt builds all kinds of libraries, but we want only some.
 if [ "$(uname -s)" = "Darwin" ]; then
   # Keep only the OSX (ASan and profile) and iossim (ASan) runtime libraries:
   # Release+Asserts/lib/clang/*/lib/darwin/libclang_rt.{asan,profile}_*
@@ skipping 25 matching lines @@
 fi
 
 cp -vR "${LLVM_LIB_DIR}/clang" $PDIR/lib
 
 if [ "$(uname -s)" = "Darwin" ]; then
   tar zcf $PDIR.tgz -C $PDIR bin include lib buildlog.txt
 else
   tar zcf $PDIR.tgz -C $PDIR bin lib buildlog.txt
 fi
 
+if [ "$(uname -s)" = "Linux" ]; then
+  tar zcf $GOLDDIR.tgz -C $GOLDDIR lib
+fi
+
 if [ "$(uname -s)" = "Darwin" ]; then
   PLATFORM=Mac
 else
   PLATFORM=Linux_x64
 fi
 
 echo To upload, run:
 echo gsutil cp -a public-read $PDIR.tgz \
      gs://chromium-browser-clang/$PLATFORM/$PDIR.tgz
+if [ "$(uname -s)" = "Linux" ]; then
+  echo gsutil cp -a public-read $GOLDDIR.tgz \
+       gs://chromium-browser-clang/$PLATFORM/$GOLDDIR.tgz
+fi
 
 # FIXME: Warn if the file already exists on the server.