Re: [Starpu-devel] debugging?

[Samuel Thibault <samuel.thibault@ens-lyon.org>]

Hello,

Miguel Palhas, le Wed 19 Jun 2013 18:21:07 +0200, a écrit :
> i'm trying to debua my application, adding -g to both nvcc and Xcompiler
> options
> 
> compilation fails when linking,

When linking your application I guess?

> aparently due to starpu, or bad usage of starpu on my part:

I don't really see what is coming from starpu actually:

> In file included from /usr/local/cuda/bin/crt/link.stub:79:0:
> /tmp/tmpxft_00004ed5_00000000-1_ppm-starpu_dlink.reg.c:2:1: error: 
> redefinition
> of ‘const unsigned char def_module_id_str__NV_MODULE_ID []’

ppm-starpu is something from your application I guess? We do not have
such name in starpu.

> /tmp/tmpxft_00004ed5_00000000-1_ppm-starpu_dlink.reg.c:1:1: error: ‘const
> unsigned char def_module_id_str__NV_MODULE_ID [19]’ previously defined here
> /tmp/tmpxft_00004ed5_00000000-1_ppm-starpu_dlink.reg.c: In function ‘void
> __cudaRegisterLinkedBinary__NV_MODULE_ID(void (*)(void**), void*, void*)’:
> /tmp/tmpxft_00004ed5_00000000-1_ppm-starpu_dlink.reg.c:2:1: error: 
> redefinition
> of ‘void __cudaRegisterLinkedBinary__NV_MODULE_ID(void (*)(void**), void*,
> void*)’
> /tmp/tmpxft_00004ed5_00000000-1_ppm-starpu_dlink.reg.c:1:1: error: ‘void
> __cudaRegisterLinkedBinary__NV_MODULE_ID(void (*)(void**), void*, void*)’
> previously defined here

This all looks like cuda issues, actually. How do you pass -g to nvcc
and Xcompiler, exactly?

Samuel