[GHC] #7569: Does not correctly detect float/double Haskell types when cross-compiling

[GHC]

#7569: Does not correctly detect float/double Haskell types when cross-compiling
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Reporter:  singpolyma           |          Owner:                  
    Type:  bug                  |         Status:  new             
Priority:  normal               |      Component:  libraries/base  
 Version:  7.6.1                |       Keywords:  cross-compiling 
      Os:  Unknown/Multiple     |   Architecture:  Unknown/Multiple
 Failure:  Building GHC failed  |      Blockedby:                  
Blocking:                       |        Related:                  
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 As described on the mailing list, the way that the check for floating
 point types is implemented in `aclocal.m4` gives an error in cross-
 compiling mode and thus fails to detect that float/double are supported.

 The possible patch is attached here.

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Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/7569>
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