[Bug jit/87291] Add support for inline asm to libgccjit

[dmalcolm at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87291

--- Comment #26 from David Malcolm <dmalcolm at gcc dot gnu.org> ---
(there's also -fno-toplevel-reorder which makes me wonder if we do need to
preserve ordering with such constructs)