From d406f34e77ed131039058079c171b58384d89171 Mon Sep 17 00:00:00 2001
From: Craig Topper <craig.topper@gmail.com>
Date: Sun, 31 Jan 2016 01:12:38 +0000
Subject: [PATCH] Shrink character buffer size in raw_ostream::write_hex to 16
 characters intead of 20 as that's the largest string a 64-bit hex value can
 be.

llvm-svn: 259313
---
 lib/Support/raw_ostream.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/Support/raw_ostream.cpp b/lib/Support/raw_ostream.cpp
index a278a3b4660..4bea934a4b4 100644
--- a/lib/Support/raw_ostream.cpp
+++ b/lib/Support/raw_ostream.cpp
@@ -166,7 +166,7 @@ raw_ostream &raw_ostream::write_hex(unsigned long long N) {
   if (N == 0)
     return *this << '0';
 
-  char NumberBuffer[20];
+  char NumberBuffer[16];
   char *EndPtr = std::end(NumberBuffer);
   char *CurPtr = EndPtr;