debug output

Ben Gamari ben at
Mon Apr 24 13:13:09 UTC 2017

Simon Peyton Jones via ghc-devs <ghc-devs at> writes:

> mk/flavours/ has
> GhcStage2HcOpts    = -O -dcore-lint
> GhcLibHcOpts       = -O -dcore-lint
> How can I override these in my  E.g.
> GhcLibHcOpts      += -ddebug-output
> does not work.

Are you sure this didn't work You added this line to mk/,
yes? Does mk/ exist? This seems to work for me.


- Ben
-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 487 bytes
Desc: not available
URL: <>

More information about the ghc-devs mailing list