[Bug debug/46240] [4.6 Regression] ice in maybe_register_def

[aoliva at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46240

--- Comment #7 from Alexandre Oliva <aoliva at gcc dot gnu.org> 2011-01-19 
22:07:16 UTC ---
Author: aoliva
Date: Wed Jan 19 22:07:14 2011
New Revision: 169035

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=169035
Log:
gcc/ChangeLog:
PR debug/46240
* tree-into-ssa.c (maybe_register_def): Do not attempt to add
debug bind stmt on merge edges.
gcc/testsuite/ChangeLog:
PR debug/46240
* g++.dg/debug/pr46240.cc: New.

Added:
    trunk/gcc/testsuite/g++.dg/debug/pr46240.cc
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-into-ssa.c