[Bug debug/69705] [5/6 Regression] segfault in libgomp.fortran/task1.f90 with -flto -fno-use-linker-plugin -fno-toplevel-reorder -O1 -g

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69705

--- Comment #3 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Author: jakub
Date: Wed Feb 24 22:04:09 2016
New Revision: 233685

URL: https://gcc.gnu.org/viewcvs?rev=233685&root=gcc&view=rev
Log:
        PR debug/69705
        * dwarf2out.c (gen_variable_die): Work around buggy LTO
        - allow NULL decl for Fortran DW_TAG_common_block variables.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/dwarf2out.c
    trunk/gcc/testsuite/ChangeLog