[GHC] #10745: Error in fusion when compiling Data.Yaml

[GHC]

#10745: Error in fusion when compiling Data.Yaml
---------------------------------+-----------------------------------------
        Reporter:  nclarke       |                   Owner:
            Type:  bug           |                  Status:  merge
        Priority:  normal        |               Milestone:  7.10.3
       Component:  Compiler      |                 Version:  7.10.2
      Resolution:                |                Keywords:
Operating System:  Linux         |            Architecture:  x86_64 (amd64)
 Type of failure:  None/Unknown  |               Test Case:
      Blocked By:                |                Blocking:
 Related Tickets:                |  Differential Revisions:
---------------------------------+-----------------------------------------
Changes (by simonpj):

 * status:  infoneeded => merge
 * milestone:   => 7.10.3


Comment:

 I believe this is fixed by
 {{{
 commit bc4b64ca5b99bff6b3d5051b57cb2bc52bd4c841
 Author: Simon Peyton Jones <simonpj at microsoft.com>
 Date:   Mon Jul 27 13:56:31 2015 +0100

     Do not inline or apply rules on LHS of rules

     This is the right thing to do anyway, and fixes Trac #10528
 }}}
 Trac #10665 is probably another example.

 Perhaps merge to 7.10.3.

 Meanwhile, can you confirm fixed in HEAD?

 Simon

--
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/10745#comment:3>
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