Fix "warning: cast from 'const void *' to 'char *' drops const qualifier".

* libtextstyle/gnulib-local/lib/iconv-ostream.oo.c (iconv_ostream::write_mem):
Add 'const'.

diff --git a/libtextstyle/gnulib-local/lib/iconv-ostream.oo.c b/libtextstyle/gnulib-local/lib/iconv-ostream.oo.c
index 5c122c6faf7443a61b4bbdc579fa9ee8f97bb4cc..1df6b18cc85be79219c40933d0d93dbf55b0f4de 100644 (file)
--- a/libtextstyle/gnulib-local/lib/iconv-ostream.oo.c
+++ b/libtextstyle/gnulib-local/lib/iconv-ostream.oo.c
@@ -1,5 +1,5 @@
 /* Output stream that converts the output to another encoding.
-   Copyright (C) 2006-2007, 2010, 2019 Free Software Foundation, Inc.
+   Copyright (C) 2006-2007, 2010, 2019-2020 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2006.
 
    This program is free software: you can redistribute it and/or modify
@@ -81,7 +81,7 @@ iconv_ostream::write_mem (iconv_ostream_t stream, const void *data, size_t len)
             if (n > 0)
               {
                 memcpy (inbuffer + inbufcount, data, n);
-                data = (char *) data + n;
+                data = (const char *) data + n;
                 inbufcount += n;
                 len -= n;
               }