Cross-compilation and LIMITS_H_TEST yields chicken-and-egg problem regarding install dir

[Ian Lance Taylor]

Hans-Peter Nilsson <hans-peter.nilsson@axis.com> writes:

> After some digging (where you find out that SSIZE_MAX should be available
> after including limits.h), it dawns on you that the limits.h that's used
> is what gcc put together, and that it thought you had no limits.h in libc
> that's used (glibc).  Actually, it's the test for such a limits.h that's
> at fault.  It looked like:
>  if [ -f /usr/local/cris/lib/gcc/cris-axis-linux-gnu/4.1.0/../../../../cris-axis-linux-gnu/sys-include/limits.h ] ; then
> 
> but there *is* no /usr/local/cris/lib/gcc/cris-axis-linux-gnu/4.1.0
> *before* that version of gcc is installed, and hence no .. to follow to
> the *existing* /usr/local/cris/cris-axis-linux-gnu/sys-include/limits.h
> and the test fails.

This problem is PR 15082.

Ian