Re: [Gc] FreeBSD/ia64 build error: ./include/private/gcconfig.h:2436:3: error: #error --> undefined ALIGNMENT

Anton Shterenlikht wrote:
> Ivan, Vitaly, thank you.
> 
> With this patch:
> 
> # cat files/patch-include-private-gcconfig.h 
> --- include/private/gcconfig.h.orig     2013-11-10 08:51:30.000000000 +0000
> +++ include/private/gcconfig.h  2014-04-28 09:04:12.000000000 +0100
> @@ -1846,6 +1846,20 @@
>  #     endif
>  #     define ALIGNMENT 8
>  #   endif
> +#   ifdef FREEBSD
> +#     define OS_TYPE "FREEBSD"
> +#     define CPP_WORDSZ 64
> +#     define ALIGNMENT 8
> +#     define SEARCH_FOR_DATA_START
> +#     define FREEBSD_STACKBOTTOM
> +#     ifdef __ELF__
> +#       define DYNAMIC_LOADING
> +#     endif
> +#     define BACKING_STORE_ALIGNMENT 0x100000
> +#     define BACKING_STORE_DISPLACEMENT 0x80000000
> +      extern ptr_t GC_register_stackbottom;
> +#     define BACKING_STORE_BASE GC_register_stackbottom
> +#   endif
>  # endif
>  
>  # ifdef M88K
> # 

It is my understanding that this patch should not work. It should
compile, but the GC should leak memory, or possibly crash with it.

> Are there any checks I can do to see that
> it works ok?

Yes, run "make regression-test" from the ports directory. If it
succeeds, do the same for devel/boehm-gc-threaded. If that succeeds as
well, repeat the test a few more times (a hundred will do).