re PR debug/54177 (Segfault in cselib_lookup due to NULL_RTX passed from vt_add_funct...
commit75a5b7dd3341004a8e68dcdfa8c926f119a66a33
authorAlexandre Oliva <aoliva@redhat.com>
Tue, 2 Oct 2012 19:58:37 +0000 (2 19:58 +0000)
committerAlexandre Oliva <aoliva@gcc.gnu.org>
Tue, 2 Oct 2012 19:58:37 +0000 (2 19:58 +0000)
tree884bab9f92cf8c65b4ba3b8887f5e1af42a22680
parenta91529c4eb62ef76365f45cd08287f6a91c76512
re PR debug/54177 (Segfault in cselib_lookup due to NULL_RTX passed from vt_add_function_parameter)

PR debug/54177
* var-tracking.c (vt_add_function_parameter): Bail if
var_lowpart fails.

From-SVN: r191999
gcc/ChangeLog
gcc/var-tracking.c