Re: [C++ Patch] PR 50956

[Paolo Carlini]

... ehm, we use -Wcast-qual during the bootstrap, thus if I don't want 
to break it again, better doing the below too. Seems obvious, by itself.

Paolo.
//////////////////


2011-11-02  Paolo Carlini  <paolo.carl...@oracle.com>

        PR c++/50956
        * builtins.c (fold_builtin_memchr): Fix cast.
Index: builtins.c
===================================================================
--- builtins.c  (revision 180778)
+++ builtins.c  (working copy)
@@ -8427,7 +8427,7 @@ fold_builtin_memchr (location_t loc, tree arg1, tr
          if (target_char_cast (arg2, &c))
            return NULL_TREE;
 
-         r = (char *) memchr (p1, c, tree_low_cst (len, 1));
+         r = (const char *) memchr (p1, c, tree_low_cst (len, 1));
 
          if (r == NULL)
            return build_int_cst (TREE_TYPE (arg1), 0);