bin/g++ in gcc-to-clang-analyzer-0.0.2 vs bin/g++ in gcc-to-clang-analyzer-0.0.3

@@ -2,24 +2,27 @@
 
 require 'gcc_to_clang_analyzer/prepare_compiler_commandline'
 require 'gcc_to_clang_analyzer/rewrite_plist_file'
 require 'logger'
 logger = Logger.new(STDOUT)
-logger.level = Logger::WARN
+logger.level = Logger::
 logger.debug("original #{ARGV.join(' ')}")
 
 command_line, output = PrepareCompilerCommandline.transform(ARGV)
 
 cl = command_line.join(' ')
 logger.info("executing '#{cl}'")
             
 res = system(cl)
+return res if res != 0
+
 if res && output.length > 0
   workspace_path = File.absolute_path('..')
   prefix = File.absolute_path('.').gsub(workspace_path+'/', '')
   tmp_output = output + ".tmp"
   File.open(tmp_output, 'w') do |io|
     io << RewritePlistFile.with_prefix(prefix, output)
   end
   File.delete(output)
   File.rename(tmp_output, output)
 end
+return 0