https://bugs.freedesktop.org/show_bug.cgi?id=95026
--- Comment #9 from Ilia Mirkin <imirkin at alum.mit.edu> ---
(In reply to Christoph Haag from comment #8)
> Looks like it's the only one:
Indeed it is.
> I'm not exactly an expert at debugging C, but it's kinda weird that it's
> segfaulting on the opening brace of
>
> void
> glsl_to_tgsi_visitor::visit(ir_expression *ir)
> {
> unsigned int operand;
>
Very weird. But weird things happen with -O2
> Googling a bit sounds like it's a stack overflow:
> http://stackoverflow.com/a/10501490
> With "disas" gdb actually allows me to see the assembler instructions before
> the crash. Yay.
>
> 0x00007fffe979cb70 <+32>: sub $0x1000,%rsp
> => 0x00007fffe979cb77 <+39>: orq $0x0,(%rsp)
>
> but not sure why:
Right, so this allocates 4K of stack, which isn't some incredibly large amount.
Normally stack just gets auto-paged in, perhaps memory is running out...
somehow. I don't really know enough about this :(
What is the value of %rsp? (i registers)
What compiler are you building with?
--
You are receiving this mail because:
You are the assignee for the bug.
-------------- next part --------------
An HTML attachment was scrubbed...
URL:
<https://lists.freedesktop.org/archives/dri-devel/attachments/20160419/8861f5e2/attachment-0001.html>
