[GHC] #8438: Validation failure compiling primitive-memops.c

[GHC]

#8438: Validation failure compiling primitive-memops.c
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       Reporter:  goldfire          |             Owner:
           Type:  bug               |            Status:  new
       Priority:  normal            |         Milestone:
      Component:  Compiler          |           Version:  7.7
       Keywords:                    |  Operating System:  Unknown/Multiple
   Architecture:  Unknown/Multiple  |   Type of failure:  None/Unknown
     Difficulty:  Unknown           |         Test Case:
     Blocked By:                    |          Blocking:
Related Tickets:                    |
------------------------------------+-------------------------------------
 When I try to validate a clean checkout of HEAD, I see this:

 {{{
 "inplace/bin/ghc-stage2" -optc-Werror -optc-Wall -optc-
 Ilibraries/primitive/cbits -optc-O3 -optc-ftree-vectorize -optc-fomit-
 frame-pointer -optc-msse2 -optc-I'/Users/rae/Documents/ghc-
 cur/libraries/base/include' -optc-I'/Users/rae/Documents/ghc-
 cur/rts/dist/build' -optc-I'/Users/rae/Documents/ghc-cur/includes'
 -optc-I'/Users/rae/Documents/ghc-cur/includes/dist-
 derivedconstants/header' -static  -H32m -O -Werror -Wall -H64m -O0
 -package-name primitive-0.5.1.0 -hide-all-packages -i
 -ilibraries/primitive/. -ilibraries/primitive/dist-install/build
 -ilibraries/primitive/dist-install/build/autogen -Ilibraries/primitive
 /dist-install/build -Ilibraries/primitive/dist-install/build/autogen
 -Ilibraries/primitive/cbits    -optP-include -optPlibraries/primitive
 /dist-install/build/autogen/cabal_macros.h -package base-4.7.0.0 -package
 ghc-prim-0.3.1.0 -O2 -Wall -XHaskell2010 -O2 -O -dcore-lint -fno-warn-amp
 -fno-warn-deprecated-flags  -no-user-package-db -rtsopts -Wwarn     -c
 libraries/primitive/cbits/primitive-memops.c -o libraries/primitive/dist-
 install/build/cbits/primitive-memops.o
 cc1: warnings being treated as errors
 libraries/primitive/cbits/primitive-memops.c: In function
 ?hsprimitive_memset_Word16?:

 libraries/primitive/cbits/primitive-memops.c:44:0:
      warning: dereferencing type-punned pointer will break strict-aliasing
 rules
 libraries/primitive/cbits/primitive-memops.c: In function
 ?hsprimitive_memset_Word32?:

 libraries/primitive/cbits/primitive-memops.c:45:0:
      warning: dereferencing type-punned pointer will break strict-aliasing
 rules
 libraries/primitive/cbits/primitive-memops.c: In function
 ?hsprimitive_memset_Word64?:

 libraries/primitive/cbits/primitive-memops.c:46:0:
      warning: dereferencing type-punned pointer will break strict-aliasing
 rules
 libraries/primitive/cbits/primitive-memops.c: In function
 ?hsprimitive_memset_Word?:

 libraries/primitive/cbits/primitive-memops.c:47:0:
      warning: dereferencing type-punned pointer will break strict-aliasing
 rules
 libraries/primitive/cbits/primitive-memops.c: In function
 ?hsprimitive_memset_Ptr?:

 libraries/primitive/cbits/primitive-memops.c:48:0:
      warning: dereferencing type-punned pointer will break strict-aliasing
 rules
 libraries/primitive/cbits/primitive-memops.c: In function
 ?hsprimitive_memset_Float?:

 libraries/primitive/cbits/primitive-memops.c:49:0:
      warning: dereferencing type-punned pointer will break strict-aliasing
 rules
 libraries/primitive/cbits/primitive-memops.c: In function
 ?hsprimitive_memset_Double?:

 libraries/primitive/cbits/primitive-memops.c:50:0:
      warning: dereferencing type-punned pointer will break strict-aliasing
 rules
 make[1]: *** [libraries/primitive/dist-install/build/cbits/primitive-
 memops.o] Error 1
 make: *** [all] Error 2
 }}}

 I run Mac OS 10.7.5 with XCode 4.3.3.

--
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/8438>
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