demangle.h (qualifier_list<Allocator>::decode_qualifiers(string_type&, string_type&, bool member_function_pointer_qualifiers): Always seperate the '[' of an array type with a space from what is left of it...

* include/bits/demangle.h
(qualifier_list<Allocator>::decode_qualifiers(string_type&,
string_type&, bool member_function_pointer_qualifiers):
Always seperate the '[' of an array type with a space from
what is left of it, except when that is the closing bracket
of another array dimension.

From-SVN: r73328