Date: Sat, 05 May 2012 11:57:57 -0300 From: Claudio André <claudioandre.br@...il.com> To: john-dev@...ts.openwall.com Subject: Re: OpenCL printf segment fault problem on 7970? On 5 maj 2012, at 15:23, myrice <qqlddg@...il.com> wrote: >> I am debugging xsha512-opencl format on 7970. I add #pragma OPENCL >> EXTENSION cl_amd_printf : enable. However, when I add a printf, it >> gives a segment fault. The printf works well on AMD CPU. Does anyone >> also have this problem? >> >> Thanks! >> Dongdong Li Yes, i have it. I'm sure valid printf fails there with segfault. To debug i had to send data to host and printf there. Valid printf means it works on my GPU and cpu, even when i forgot to use KPC=1 LWS=1. Claudio.
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