[Bug rtl-optimization/53701] ICE on ia64 (when building Allegro 4.4) in sel-sched

[abel at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53701

--- Comment #8 from Andrey Belevantsev <abel at gcc dot gnu.org> 2012-08-09 
14:08:38 UTC ---
Author: abel
Date: Thu Aug  9 14:08:31 2012
New Revision: 190253

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=190253
Log:

    PR rtl-optimization/53701
    * sel-sched.c (vinsn_vec_has_expr_p): Clarify function comment.
    Process not only expr's vinsns but all old vinsns from expr's
    history of changes.
    (update_and_record_unavailable_insns): Clarify comment.

    * gcc.dg/pr53701.c: New test. 

Added:
    trunk/gcc/testsuite/gcc.dg/pr53701.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/sel-sched.c
    trunk/gcc/testsuite/ChangeLog