bug#21909: Segfault with eigen in R

[Ricardo Wurmus]

Kyle Meyer <address@hidden> writes:

> With R 3.2.2 built from r in statistics.scm (guix 0.9.0), I'm seeing a
> segfault when eigen is called with a matrix over some size.  I can
> trigger the error with the following code [1]:
>
>     > M <- 50
>     > N <- 500
>     > eigen(crossprod(matrix(rnorm(M * N), M, N)))
>
>      *** caught segfault ***
>     address 0xfb0, cause 'memory not mapped'
>
>     Traceback:
>      1: eigen(crossprod(matrix(rnorm(M * N), M, N)))
>
> Can others reproduce this?

I can reproduce this running R 3.2.2 on GuixSD on a x86_64 machine.

~~ Ricardo