ccc-analyzer: pass -stdlib=libc++ through to the analyzer.

Otherwise clang can't analyze code that relies on features provided by libc++.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@164262 91177308-0d34-0410-b5e6-96231b3b80d8

tools/scan-build/ccc-analyzer

@@ -354,6 +354,7 @@ my %CompilerLinkerOptionMap = (
   '-arch' => 1,
   '-m32' => 0,
   '-m64' => 0,
+  '-stdlib' => 0, # This is really a 1 argument, but always has '='
   '-v' => 0,
   '-fpascal-strings' => 0,
   '-mmacosx-version-min' => 0, # This is really a 1 argument, but always has '='