commit 370c0be6b4c82c0769b9808f7a7b378dc49a1a8a
Author: Jonathan Wakely <jwakely@redhat.com>
Date:   Thu Sep 3 19:56:16 2015 +0100

    	PR libstdc++/66902
    	* src/c++11/debug.cc (_S_debug_messages): Make array const.

diff --git a/libstdc++-v3/src/c++11/debug.cc b/libstdc++-v3/src/c++11/debug.cc
index c435de7..ac3ac67 100644
--- a/libstdc++-v3/src/c++11/debug.cc
+++ b/libstdc++-v3/src/c++11/debug.cc
@@ -103,7 +103,7 @@ namespace
 
 namespace __gnu_debug
 {
-  static const char* _S_debug_messages[] =
+  const char* const _S_debug_messages[] =
   {
     // General Checks
     "function requires a valid iterator range [%1.name;, %2.name;)",