[cxx-conversion] Convert vec.[ch] to C++ [2/3] (issue6236043)

[Diego Novillo]

On 12-05-24 04:24 , Richard Guenther wrote:

> and we could manually provide specializations for selected types
> (well, the templates).  Add a GTY((template)) marker to make gengtype
> not emit the specializations itself (or simply make it recognize template
> types and do nothing for them).

Patience.  One patch at a time.


Diego.