[Bug fortran/57129] [4.7/4.8/4.9 Regression] ICE (segfault) in check_extended_derived_type

[dominiq at lps dot ens.fr]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57129

--- Comment #6 from Dominique d'Humieres <dominiq at lps dot ens.fr> ---
On darwin10 I get the ICE with r202590 (2013-09-14), but not with r204463
(2013-11-06).
On darwin12/13 I don't get the ICE even for r201916.

May be fixed by revision 202823

Author:    janus
Date:    Mon Sep 23 07:40:39 2013 UTC (3 months, 3 weeks ago)
Changed paths:    4
Log Message:    
2013-09-23  Janus Weil  <janus@gcc.gnu.org>

    PR fortran/58355
    * decl.c (check_extended_derived_type): Prevent segfault, modify error
    message.

2013-09-23  Janus Weil  <janus@gcc.gnu.org>

    PR fortran/58355
    * gfortran.dg/extends_15.f90: New.