Refactor CallStack defaulting slightly
authorSimon Peyton Jones <simonpj@microsoft.com>
Thu, 10 Nov 2016 16:02:42 +0000 (16:02 +0000)
committerSimon Peyton Jones <simonpj@microsoft.com>
Thu, 10 Nov 2016 16:03:43 +0000 (16:03 +0000)
commit317236db308d9bd497a11fa4c455428fc7477405
treeb73a800e7c8cda80251bb3862a824981a1afa93d
parentf05d685ae05ec293083f2fa7ec7ba057fbe64869
Refactor CallStack defaulting slightly

This moves call-stack defaulting from simpl_top to solveWanteds,
for reasons described in Note [CallStack defaulting].

No change in visible behaviour.
compiler/typecheck/TcSimplify.hs