[PATCH 3/3] Remove remaining cleanups from c-exp.y

[Simon Marchi]

On 2019-01-05 15:41, Tom Tromey wrote:
> This removes the remaining cleanups from c-exp.y by moving some
> globals into c_parse_state, and changing expansion_obstack to be an
> auto_obstack.

LGTM, thanks!

Simon