From 38916b961dd38daaec5df57c1eff94b88aff9375 Mon Sep 17 00:00:00 2001
From: Tommy Nguyen <remyabel@gmail.com>
Date: Mon, 17 Jul 2017 13:03:48 -0700
Subject: [PATCH] Use more libstdc++ specific macro

Summary:
- The __GNUC__ macro is used by other compilers like Clang and
  ICC, but ext/stdio_filebuf.h is a libstdc++ only extension.

fixes #636
Closes https://github.com/facebook/folly/pull/637

Reviewed By: yfeldblum

Differential Revision: D5434532

Pulled By: Orvid

fbshipit-source-id: ce4f966a74aa9f82ae907c67807ac87ec1588173
---
 folly/experimental/symbolizer/Symbolizer.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/folly/experimental/symbolizer/Symbolizer.cpp b/folly/experimental/symbolizer/Symbolizer.cpp
index abfc64cf..8c7183e2 100644
--- a/folly/experimental/symbolizer/Symbolizer.cpp
+++ b/folly/experimental/symbolizer/Symbolizer.cpp
@@ -23,7 +23,7 @@
 #include <cstdlib>
 #include <iostream>
 
-#ifdef __GNUC__
+#ifdef __GLIBCXX__
 #include <ext/stdio_filebuf.h>
 #include <ext/stdio_sync_filebuf.h>
 #endif
-- 
2.34.1