[GHC] #12603: INLINE and manually inlining produce different code

[GHC]

#12603: INLINE and manually inlining produce different code
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        Reporter:  bgamari           |                Owner:  bgamari
            Type:  task              |               Status:  new
        Priority:  normal            |            Milestone:  8.2.1
       Component:  Compiler          |              Version:  8.0.1
      Resolution:                    |             Keywords:
Operating System:  Unknown/Multiple  |         Architecture:
                                     |  Unknown/Multiple
 Type of failure:  None/Unknown      |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):
       Wiki Page:                    |
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Description changed by MikolajKonarski:

@@ -2,1 +2,1 @@
- in the case of a manual `INLINE` versus manually inlining. I haven't
+ in the case of an `INLINE` pragma versus manually inlining. I haven't

New description:

 Mikolaj reported that he was seeing significantly different code generated
 in the case of an `INLINE` pragma versus manually inlining. I haven't
 looked into what the cause it and this isn't necessarily problematic; this
 is just a reminder to look into what is happening.

 See
 https://github.com/LambdaHack/LambdaHack/blob/97724fe8c73e80b329ddf326a8eb001020870b2d/Game/LambdaHack/Common/Color.hs#L99.

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/12603#comment:2>
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