From 521954e8138f41fdb1448a99317868ed55505e75 Mon Sep 17 00:00:00 2001
From: Ben Langmuir <blangmuir@apple.com>
Date: Mon, 9 Feb 2015 19:30:29 +0000
Subject: [PATCH] Add missing include from r228592

llvm-svn: 228594
---
 clang/lib/Frontend/CompilerInvocation.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/clang/lib/Frontend/CompilerInvocation.cpp b/clang/lib/Frontend/CompilerInvocation.cpp
index eef0535265f4..ac3c31180446 100644
--- a/clang/lib/Frontend/CompilerInvocation.cpp
+++ b/clang/lib/Frontend/CompilerInvocation.cpp
@@ -39,6 +39,9 @@
 #include <memory>
 #include <sys/stat.h>
 #include <system_error>
+#if LLVM_ON_UNIX
+#include <unistd.h> // for gethostname()
+#endif
 using namespace clang;
 
 //===----------------------------------------------------------------------===//