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[Bug rtl-optimization/19078] [4.0 Regression] Poor quality code after loop unrolling.


------- Additional Comments From cvs-commit at gcc dot gnu dot org  2004-12-25 22:54 -------
Subject: Bug 19078

CVSROOT:	/cvs/gcc
Module name:	gcc
Changes by:	rakdver@gcc.gnu.org	2004-12-25 22:53:55

Modified files:
	gcc            : ChangeLog tree-ssa-loop-ivopts.c 

Log message:
	PR rtl-optimization/19078
	* tree-ssa-loop-ivopts.c (determine_use_iv_cost_generic,
	determine_use_iv_cost_outer): Fix computing of cost for the original
	bivs.
	(dump_use): Handle case related_cands == NULL.

Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&r1=2.6955&r2=2.6956
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree-ssa-loop-ivopts.c.diff?cvsroot=gcc&r1=2.38&r2=2.39



-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=19078


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