[GHC] #7983: Bug in hsc2hs --cross-safe

GHC ghc-devs at haskell.org
Tue Nov 10 15:48:49 UTC 2015


#7983: Bug in hsc2hs --cross-safe
-------------------------------------+-------------------------------------
        Reporter:  singpolyma        |                Owner:
            Type:  bug               |               Status:  new
        Priority:  normal            |            Milestone:  8.0.1
       Component:  hsc2hs            |              Version:  7.6.3
      Resolution:                    |             Keywords:
Operating System:  Unknown/Multiple  |         Architecture:
                                     |  Unknown/Multiple
 Type of failure:  None/Unknown      |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):
       Wiki Page:                    |
-------------------------------------+-------------------------------------

Comment (by thomie):

 This is caused by a regression in GCC from gcc-4.4 to gcc-4.6:
 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=46028

 {{{
 $ cat Test_hsc_test0.c
 void _hsc2hs_test1()
 {
     static int test_array[(89.) > 0 ? 2 : 1];
 }

 $ /usr/bin/gcc-4.4 -c ./Test_hsc_test0.c

 $ /usr/bin/gcc-4.6 -c ./Test_hsc_test0.c
 ./Test_hsc_test0.c: In function ‘_hsc2hs_test1’:
 ./Test_hsc_test0.c:3:16: error: storage size of ‘test_array’ isn’t
 constant
 }}}

--
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/7983#comment:5>
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