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On Sat, 28 Feb 2015 15:59:04 +0800 YunQiang Su <wzss...@gmail.com> wrote:
> Package: herwig++
> Version: 2.6.0-1
> 
> (gdb) r run  LHC.run -N500 -d1 -D
> Starting program: /home/syq/herwig++/herwig++-2.6.0/src/Herwig++ run
> LHC.run -N500 -d1 -D
> event>     init
> Program received signal SIGILL, Illegal instruction.
> 0x000000fff74b9dd0 in gsl_sf_bessel_Kn_e (n=<optimized out>,
> x=<optimized out>, result=0xffffff9758) at bessel_Kn.c:159
> 159       result->err += x * GSL_DBL_EPSILON * fabs(result->val);

Sounds like the Loongson 3 FPU bug to me. It runs with the FPU disabled
(it fails later on though, but this command works).

Thanks,
James

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