[PATCH v2] Fix libgfortran cross compile configury w.r.t newlib

[Marcus Shawcroft <marcus dot shawcroft at arm dot com>]

On 30/09/13 13:40, Marcus Shawcroft wrote:

> > Well, I thought this patch would work for me, but it does not.  It looks
> > like gcc_no_link is set to 'no' on my target because, technically, I can
> > link even if I don't use a linker script.  I just can't find any
> > functions.

> In which case gating on gcc_no_link could be replaced with a test that
> looks to see if we can link with the library.  Perhaps looking for
> exit() or some such that might reasonably be expected to be present.
>
> For example:
>
> AC_CHECK_FUNC(exit)
> if test "x${with_newlib}" = "xyes" -a "x${ac_cv_func_exit}" = "xno"; then
>
> /Marcus


Patch attached.

/Marcus

2013-10-01  Marcus Shawcroft  <marcus.shawcroft@arm.com>

        * configure.ac (AC_CHECK_FUNCS_ONCE): Add for exit() then make
        existing AC_CHECK_FUNCS_ONCE dependent on outcome.

Attachment: libgfortran-configure.txt
Description: Text document