cp-tree.h (fndecl_as_string, [...]): Constify a char*.
* cp-tree.h (fndecl_as_string, type_as_string,
type_as_string_real, args_as_string, decl_as_string,
expr_as_string, code_as_string, language_as_string,
parm_as_string, op_as_string, assop_as_string, cv_as_string,
lang_decl_name, cp_file_of, lang_printable_name): Constify a char*.
* errfn.c (cp_printer): Likewise.
* error.c (cp_printer, fndecl_as_string, type_as_string_real,
type_as_string, expr_as_string, decl_as_string, lang_decl_name,
cp_file_of, code_as_string, language_as_string, parm_as_string,
op_as_string, assop_as_string, args_as_string, cv_as_string):
Likewise.
* tree.c (lang_printable_name): Likewise.
From-SVN: r28968