|Loïc Grenié on Fri, 13 May 2016 13:45:24 +0200|
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|Re: Segfault on Cygwin64 when parisizemax > 4GB|
On Fri, May 13, 2016 at 11:17:53AM +0200, Jeroen Demeyer wrote:
> Dear PARI developers,
> While trying Sage on 64-bit Cygwin, we got a segfault in a cgetr()
> call during Sage startup. It turns out that the bug is actually in
> the mmap() implementation of Cygwin and it happens whenever
> parisizemax is larger than 4GB. The Cygwin bug is reported at
> Perhaps PARI should add a workaround for this bug, for example
> putting a cap on parisizemax on Cygwin?
Capping parisizemax will cause problem when the issue is fixed.
If we are to trust the bug report, the fix to cygwin is rather easy.