[GHC] #10682: AArch64: dll-split: out of memory (requested 1099512676352 bytes)

[GHC]

#10682: AArch64: dll-split: out of memory (requested 1099512676352 bytes)
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        Reporter:  erikd                |                   Owner:
            Type:  bug                  |                  Status:  new
        Priority:  normal               |               Milestone:  7.12.1
       Component:  Compiler             |                 Version:  7.11
      Resolution:                       |                Keywords:
Operating System:  Unknown/Multiple     |            Architecture:  aarch64
 Type of failure:  Building GHC failed  |               Test Case:
      Blocked By:                       |                Blocking:
 Related Tickets:                       |  Differential Revisions:
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Comment (by erikd):

 On aarch64-linux, applying this patch:

 {{{
 diff --git a/rts/sm/HeapAlloc.h b/rts/sm/HeapAlloc.h
 index c914b5d..90a55d1 100644
 --- a/rts/sm/HeapAlloc.h
 +++ b/rts/sm/HeapAlloc.h
 @@ -52,7 +52,7 @@
  #ifdef USE_LARGE_ADDRESS_SPACE

  extern W_ mblock_address_space_begin;
 -# define MBLOCK_SPACE_SIZE      ((StgWord)1 << 40) /* 1 TB */
 +# define MBLOCK_SPACE_SIZE      ((StgWord)1 << 38) /* 1/4 TB */
  # define HEAP_ALLOCED(p)        ((W_)(p) >= mblock_address_space_begin &&
 \
                                   (W_)(p) < (mblock_address_space_begin +
 \
                                              MBLOCK_SPACE_SIZE))
 }}}

 fixes the build. @kgardas, does this fix amd64-solaris as well?

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/10682#comment:9>
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