re PR debug/54693 (VTA guality issues with loops)
authorAlexandre Oliva <aoliva@redhat.com>
Mon, 29 Oct 2012 19:26:16 +0000 (19:26 +0000)
committerAlexandre Oliva <aoliva@gcc.gnu.org>
Mon, 29 Oct 2012 19:26:16 +0000 (19:26 +0000)
commit2718e70e99f2114bd67bf456459f463a1709bb62
tree9a98e3a4f5b2429c6e2b8e2c59128d0944ba0ef9
parent8fe91dea4fcf4b12f6d8bb6b0ea8510c2b9b53ce
re PR debug/54693 (VTA guality issues with loops)

PR debug/54693
* config/i386/i386.c (add_parameter_dependencies): Stop
backward scan at the insn before the incoming head.
(ix86_dependencies_evaluation_hook): Skip debug insns.  Stop
if first_arg is head.

From-SVN: r192957
gcc/ChangeLog
gcc/config/i386/i386.c