[Bug target/50289] [avr]: call-prologues saving/restoring global register variables

[gjl at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50289

--- Comment #1 from Georg-Johann Lay <gjl at gcc dot gnu.org> 2011-09-05 
12:20:18 UTC ---
Author: gjl
Date: Mon Sep  5 12:20:03 2011
New Revision: 178528

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=178528
Log:
    PR target/50289
    * config/avr/avr.c (sequent_regs_live): Don't recognize sequences
    that contain global register variable.


Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/avr/avr.c