[Gc] Re: [Fwd: [PATCH] Fix boehm-gc build on Cygwin]

Andrew Haley aph at redhat.com
Sun May 17 09:21:37 PDT 2009

Dave Korn wrote:
> Ivan Maidanski wrote:
>> Hi!
>   Hi upstream!
>> Andrew Haley <aph at redhat.com> wrote:
>>> OK to commit?
>>> Andrew.
>> Dave Korn <dave.korn.cygwin at googlemail.com> wrote:
>>> Hi all,
>>> Boehm-gc doesn't currently build correctly on Cygwin; it's ok for objc,
>>> but libjava wants to use an interface that isn't currently fully
>>> implemented:
>>> ../boehm-gc/.libs/libgcjgc_convenience.a(misc.o): In function
>>> `GC_init_inner': /gnu/gcc/gcc/boehm-gc/misc.c:680: undefined reference to
>>>  `_GC_get_thread_stack_base' collect2: ld returned 1 exit status
>>> make[3]: *** [libgcj.la] Error 1
>> What's GC version? I guess prior to 6.8 (GC_get_thread_stack_base is not
>> used at present).
>   Yes, it's the version in-tree in GCC.  I took a look at the cvsweb at
> sourceforge (bdwgc) and it looked to me like the function had been eliminated
> on your HEAD which is why I only sent it to gcc lists.
>> Not sure for CVS version but with my pending patches, it could be built for
>> Cygwin and works 
>   Andrew, I'd much rather add this trivial patch to our in-tree version than
> think about importing a new version and disturbing every target under the sun,
> can we just fix it locally?



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