[opam-devel] A feature request: building specific compiler revs

Anil Madhavapeddy anil at recoil.org
Thu Jun 6 10:58:20 BST 2013

On 6 Jun 2013, at 02:05, Yaron Minsky <yminsky at gmail.com> wrote:

> One thing that would be very nice would be to have a flag in opam switch where you could just specify a subversion revision (or, failing that, a github one) of trunk to build.  It would make it easier and simpler for people to try out things at specific patchlevels and report bugs based on them.  I was thinking about this because of some recent feedback I gave on mantis that was a bit vague on the specific compiler version in question, because I didn't really know.
> Also, it would be nice that when you build a floating config like 4.01.0dev+trunk, if it recorded which version it was built against so one could figure it out after the fact.

Yeah, this would be useful.  The current compiler specs could do this with a little bit of environment variable or macro help. I've moved this to:


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