[GHC] #11202: T10667 and debug tests are broken on OS X (was: T10667 is broken on OS X)

[GHC]

#11202: T10667 and debug tests are broken on OS X
-------------------------------------+-------------------------------------
        Reporter:  bgamari           |                Owner:  bgamari
            Type:  bug               |               Status:  new
        Priority:  normal            |            Milestone:  8.0.1
       Component:  Compiler          |              Version:  7.10.2
      Resolution:                    |             Keywords:
Operating System:  MacOS X           |         Architecture:
 Type of failure:  Compile-time      |  Unknown/Multiple
  crash                              |            Test Case:  debug, T10667
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):
       Wiki Page:                    |
-------------------------------------+-------------------------------------
Changes (by bgamari):

 * testcase:   => debug, T10667
 * failure:  None/Unknown => Compile-time crash
 * milestone:   => 8.0.1
 * owner:   => bgamari
 * os:  Unknown/Multiple => MacOS X


Old description:

> It fails with,
> {{{
> =====> T10667(normal) 2 of 18 [0, 1, 0]
> cd ./codeGen/should_compile &&  "/Users/bgamari/ghc/inplace/test   spaces
> /ghc-stage2" -c T10667.hs -fforce-recomp -dcore-lint -dcmm-lint -dno-
> debug-output -no-user-package-db -rtsopts -fno-warn-tabs -fno-warn-
> missed-specialisations -fno-ghci-history  -g > T10667.comp.stderr 2>&1
> Compile failed (status 256) errors were:
>
> /var/folders/4l/06tjh3z978l_b5plmkq08ff80000gq/T/ghc56547_0/ghc_1.s:101:2:
> error:
>      error: unknown directive
>             .hword 3
>             ^
>
> /var/folders/4l/06tjh3z978l_b5plmkq08ff80000gq/T/ghc56547_0/ghc_1.s:129:2:
> error:
>      error: unknown directive
>             .hword 1
>             ^
>
> /var/folders/4l/06tjh3z978l_b5plmkq08ff80000gq/T/ghc56547_0/ghc_1.s:131:2:
> error:
>      error: unknown directive
>             .hword 13
>             ^
>
> .
> .
> .
> }}}
> [[https://developer.apple.com/library/mac/documentation/DeveloperTools/Reference/Assembler/040-Assembler_Directives/asm_directives.html#//apple_ref/doc/uid/TP30000823-TPXREF101|Apparently]]
> we should be using `.short` on Darwin.

New description:

 This is due to the use of `-g` by this testcase, which apparently the
 broken on Darwin. The test fails with,
 {{{
 =====> T10667(normal) 2 of 18 [0, 1, 0]
 cd ./codeGen/should_compile &&  "/Users/bgamari/ghc/inplace/test   spaces
 /ghc-stage2" -c T10667.hs -fforce-recomp -dcore-lint -dcmm-lint -dno-
 debug-output -no-user-package-db -rtsopts -fno-warn-tabs -fno-warn-missed-
 specialisations -fno-ghci-history  -g > T10667.comp.stderr 2>&1
 Compile failed (status 256) errors were:

 /var/folders/4l/06tjh3z978l_b5plmkq08ff80000gq/T/ghc56547_0/ghc_1.s:101:2:
 error:
      error: unknown directive
             .hword 3
             ^

 /var/folders/4l/06tjh3z978l_b5plmkq08ff80000gq/T/ghc56547_0/ghc_1.s:129:2:
 error:
      error: unknown directive
             .hword 1
             ^

 /var/folders/4l/06tjh3z978l_b5plmkq08ff80000gq/T/ghc56547_0/ghc_1.s:131:2:
 error:
      error: unknown directive
             .hword 13
             ^

 .
 .
 .
 }}}
 [[https://developer.apple.com/library/mac/documentation/DeveloperTools/Reference/Assembler/040-Assembler_Directives/asm_directives.html#//apple_ref/doc/uid/TP30000823-TPXREF101|Apparently]]
 we should be using `.short` on Darwin.

--

--
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/11202#comment:1>
GHC <http://www.haskell.org/ghc/>
The Glasgow Haskell Compiler