[GHC] #15221: failure to build pandoc on Debian armhf

[GHC]

#15221: failure to build pandoc on Debian armhf
--------------------------------+---------------------------------
           Reporter:  clint     |             Owner:  (none)
               Type:  bug       |            Status:  new
           Priority:  normal    |         Milestone:  8.6.1
          Component:  Compiler  |           Version:  8.2.2
           Keywords:            |  Operating System:  Linux
       Architecture:  arm       |   Type of failure:  None/Unknown
          Test Case:            |        Blocked By:
           Blocking:            |   Related Tickets:
Differential Rev(s):            |         Wiki Page:
--------------------------------+---------------------------------
 {{{
 [112 of 131] Compiling Text.Pandoc.Readers.HTML (
 src/Text/Pandoc/Readers/HTML.hs, dist-
 ghc/build/Text/Pandoc/Readers/HTML.p_o )
 ghc: panic! (the 'impossible' happened)
   (GHC version 8.2.2 for arm-unknown-linux):
         piResultTy
   Addr#
   String
   Call stack:
       CallStack (from HasCallStack):
         prettyCurrentCallStack, called at
 compiler/utils/Outputable.hs:1133:58 in ghc:Outputable
         callStackDoc, called at compiler/utils/Outputable.hs:1137:37 in
 ghc:Outputable
         pprPanic, called at compiler/types/Type.hs:949:35 in ghc:Type

 Please report this as a GHC bug:  http://www.haskell.org/ghc/reportabug

 /usr/share/cdbs/1/class/hlibrary.mk:147: recipe for target 'build-ghc-
 stamp' failed
 }}}

 https://buildd.debian.org/status/fetch.php?pkg=pandoc&arch=armhf&ver=2.2.1-1&stamp=1527886652&raw=0

-- 
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/15221>
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