hipe segmentation fault

Serge Aleynikov <>
Sat May 6 19:21:06 CEST 2006


Mikael Pettersson wrote:
> On Sat, 06 May 2006 12:19:06 -0400, Serge Aleynikov wrote:
> 
>>Your explanation makes perfect sense indeed, and in search for the 
>>answer, I did find that HAVE_MMAP was *not* set by configure on this 
>>machine.
>>
>>What is see is that if I try to do:
>>
>>$ rm -fr otp_src_R10B-10
>>$ tar xzf otp_src_R10B-10.tar.gz
>>$ cd otp_src_R10B-10
>>$ ./configure --enable-threads | grep mmap
>>checking for working mmap... yes
> 
> 
> That's what users are supposed to do, and it clearly works.

Indeed.

> My guess is that the OTP team's autoconf-2.13 is different somehow
> from the autoconf-2.13 .rpm in Fedora.
> 
> Why are you regenerating erts/configure? Do you have local
> modifications to erts/configure.in?

We implemented SCTP support for OTP in a form of a patch that requires 
to modify erts/configure.in.

> If you add the "#include <sys/mman.h>" to hipe_x86.c as I
> described, does the system then build OK, or do other things
> still break because of the missing HAVE_MMAP?

Yes, it does get compiled fine in that case.

Serge



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