Use fresh uniques when unboxing coercions in the desugarer
authorSimon Peyton Jones <simonpj@microsoft.com>
Wed, 9 May 2012 13:11:54 +0000 (14:11 +0100)
committerSimon Peyton Jones <simonpj@microsoft.com>
Wed, 9 May 2012 13:11:54 +0000 (14:11 +0100)
commitd63e81b8d08363c9fe11cbb3a40a972b34582a10
treec8556351e7fd26b489ff659d0adb61e115bcb649
parenta6069053692b39a811477045c1d1ce2a1dcedf5f
Use fresh uniques when unboxing coercions in the desugarer

This is kosher, and turns out to be vital when we have
more complicate evidence terms.
compiler/deSugar/DsBinds.lhs