[GHC] #8472: Primitive string literals prevent optimization

[GHC]

#8472: Primitive string literals prevent optimization
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        Reporter:  akio              |                Owner:  gridaphobe
            Type:  bug               |               Status:  closed
        Priority:  normal            |            Milestone:
       Component:  Compiler          |              Version:  7.6.3
      Resolution:  fixed             |             Keywords:  newcomer,
                                     |  strings
Operating System:  Linux             |         Architecture:  x86_64
 Type of failure:  Runtime           |  (amd64)
  performance bug                    |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):  Phab:D2554,
       Wiki Page:                    |  Phab:D2605
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Comment (by bgamari):

 The patch described in comment:22 is in the `master` branch and GHC 8.2.1
 and is a temporary workaround for some of the breakage caused by this
 change. The general theme of breakage-due-to-ticks is tracked in #14123.

-- 
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/8472#comment:24>
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