[Bug fortran/54426] [4.8 Regression] FAIL: gfortran.dg/common_6.f90 -O (internal compiler error) on powerpc-apple-darwin9

[burnus at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54426

--- Comment #4 from Tobias Burnus <burnus at gcc dot gnu.org> 2012-09-02 
06:40:32 UTC ---
Author: burnus
Date: Sun Sep  2 06:40:27 2012
New Revision: 190853

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=190853
Log:
2012-09-02  Tobias Burnus  <bur...@net-b.de>

        PR fortran/54426
        * symbol.c (find_common_symtree): New function.
        (gfc_undo_symbols): Use it; free common_head if needed.


Modified:
    trunk/gcc/fortran/ChangeLog
    trunk/gcc/fortran/symbol.c