* testsuite/demangle-expected: Add four tests for type_info
mangling.
* cplus-dem.c (gnu_special): Use do_type, not demangle_fund_type,
for a non-template non-qualified type_info function or node.
From-SVN: r36301
* cplus-dem.c (INTBUF_SIZE): New macro.
(string_append_template_idx): New function.
(demangle_expression): Likewise.
(demangle_integral_value): Use it.
(demangle_real_value): New function, split out from ...
(demangle_template_value_parm): ... here. Use
string_append_template_idx. Use demangle_real_value.
(demangle_template): Use string_append_template_idx.
(demangle_qualified): Use consume_count_with_underscores.
(get_count): Tweak formatting.
(do_type): Use string_append_template_idx.
From-SVN: r30091
