[Bug debug/51650] [4.7 regression] LTO ICE in dwarf2out_finish, at dwarf2out.c:22501 while building libxul

[rguenth at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51650

--- Comment #23 from Richard Guenther <rguenth at gcc dot gnu.org> 2012-01-03 
11:30:32 UTC ---
Author: rguenth
Date: Tue Jan  3 11:30:27 2012
New Revision: 182835

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=182835
Log:
2012-01-03  Richard Guenther  <rguent...@suse.de>

    PR debug/51650
    * dwarf2out.c (dwarf2out_finish): Always create a DIE for
    the context of a limbo DIE when it does not already exist.

    * g++.dg/lto/pr51650-3_0.C: New testcase.

Added:
    trunk/gcc/testsuite/g++.dg/lto/pr51650-3_0.C
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/dwarf2out.c
    trunk/gcc/testsuite/ChangeLog