Stub clang plugin to check consistency of the Blink GC infrastructure.

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.
 
+PLUGIN_REVISION="$1"
+
 THIS_DIR="$(dirname "${0}")"
 LLVM_DIR="${THIS_DIR}/../../../third_party/llvm"
 LLVM_BOOTSTRAP_DIR="${THIS_DIR}/../../../third_party/llvm-bootstrap"
 LLVM_BUILD_DIR="${THIS_DIR}/../../../third_party/llvm-build"
 LLVM_BIN_DIR="${LLVM_BUILD_DIR}/Release+Asserts/bin"
 LLVM_LIB_DIR="${LLVM_BUILD_DIR}/Release+Asserts/lib"
 
 echo "Diff in llvm:" | tee buildlog.txt
 svn stat "${LLVM_DIR}" 2>&1 | tee -a buildlog.txt
 svn diff "${LLVM_DIR}" 2>&1 | tee -a buildlog.txt
@@ skipping 10 matching lines @@
 
 # Do a clobber build.
 rm -rf "${LLVM_BOOTSTRAP_DIR}"
 rm -rf "${LLVM_BUILD_DIR}"
 "${THIS_DIR}"/update.sh --run-tests --bootstrap --force-local-build 2>&1 | \
     tee -a buildlog.txt
 
 R=$("${LLVM_BIN_DIR}/clang" --version | \
      sed -ne 's/clang version .*(trunk \([0-9]*\))/\1/p')
 
-PDIR=clang-$R
+PDIR=clang-$R$PLUGIN_REVISION
 rm -rf $PDIR
 mkdir $PDIR
 mkdir $PDIR/bin
 mkdir $PDIR/lib
 
 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 $PDIR/bin && ln -sf clang clang++ && cd -)
 cp "${LLVM_BIN_DIR}/llvm-symbolizer" $PDIR/bin/
 
 # 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 built-in headers (lib/clang/3.2/include).
 # libcompiler-rt puts all kinds of libraries there too, but we want only some.
 if [ "$(uname -s)" = "Darwin" ]; then
   # Keep only
   # Release+Asserts/lib/clang/*/lib/darwin/libclang_rt.{asan,profile}_osx*
   find "${LLVM_LIB_DIR}/clang" -type f -path '*lib/darwin*' \
        ! -name '*asan_osx*' ! -name '*profile_osx*' | xargs rm
   # Fix LC_ID_DYLIB for the ASan dynamic library to be relative to
   # @executable_path.
@@ skipping 15 matching lines @@
 
 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