[broken HEAD] In which the strict state monad fails at basic arithmetic

Ben Gamari ben at smart-cactus.org
Fri Sep 1 13:53:12 UTC 2017

Moritz Angermann <moritz.angermann at gmail.com> writes:

> Hi *,
> while working on some related code.  I came across a rather peculiar behavior
> with GHC built from the current master branch at b2c2e3e8.
The issue was a bug indeed introduced by the commit you cite below. The
problem was a mistake in a change in constant folding which,
frighteningly, the testsuite did not catch. See D3904 for a fix and a
test is forthcoming.


- Ben

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