https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86470
--- Comment #11 from CVS Commits <cvs-commit at gcc dot gnu.org> --- The releases/gcc-9 branch has been updated by Harald Anlauf <anl...@gcc.gnu.org>: https://gcc.gnu.org/g:2d9597f400e3456240e4499c9a9bc7023380247f commit r9-9209-g2d9597f400e3456240e4499c9a9bc7023380247f Author: Harald Anlauf <anl...@gmx.de> Date: Thu Jan 28 10:13:46 2021 +0100 PR fortran/86470 - ICE with OpenMP, class(*) allocatable gfc_call_malloc should malloc an area of size 1 if no size given. gcc/fortran/ChangeLog: PR fortran/86470 * trans.c (gfc_call_malloc): Allocate area of size 1 if passed size is NULL (as documented). gcc/testsuite/ChangeLog: PR fortran/86470 * gfortran.dg/gomp/pr86470.f90: New test. (cherry picked from commit 33a7a93218b1393d0135e3c4a9ad9ced87808f5e)