[patch, fortran] Fix PR 86119, spurios warning for len(classtype) with -Wconversion

[Thomas Koenig]

Hello world,

the attached patch fixes the 8/9 regression by inserting the conversion
at the right place.  Regression-tested. OK for trunk, and for 8 when it
re-opens?

Regards

	Thomas

2019-02-19  Thomas Koenig  <tkoenig@gcc.gnu.org>

         PR fortran/86110
         * class.c (gfc_get_len_component): Add argument k for kind.
         If the kind of the resulting expression is not equal to k,
         convert it.
         * gfortran.h (gfc_len_component): Adjust prototype.
         * simplify.c (gfc_simplify_len): Pass kind to
         gfc_get_len_component.

2019-02-19  Thomas Koenig  <tkoenig@gcc.gnu.org>

         PR fortran/86110
         * gfortran.dg/warn_conversion_11.f90: New test.
-------------- next part --------------
A non-text attachment was scrubbed...
Name: p1.diff
Type: text/x-patch
Size: 1967 bytes
Desc: not available
URL: <http://gcc.gnu.org/pipermail/fortran/attachments/20190219/6b01d458/attachment.bin>
-------------- next part --------------
A non-text attachment was scrubbed...
Name: warn_conversion_11.f90
Type: text/x-fortran
Size: 299 bytes
Desc: not available
URL: <http://gcc.gnu.org/pipermail/fortran/attachments/20190219/6b01d458/attachment-0001.bin>