gcc/gcc ChangeLog.lno tree-chrec.c

[spop@gcc.gnu.org]

CVSROOT:	/cvs/gcc
Module name:	gcc
Branch: 	lno-branch
Changes by:	spop@gcc.gnu.org	2004-04-20 16:25:58

Modified files:
	gcc            : ChangeLog.lno tree-chrec.c 

Log message:
	* tree-chrec.c (chrec_fold_multiply_ival_cst,
	chrec_fold_multiply_ival_ival, chrec_fold_plus_1): When the fold
	resulted in an overflow, conservatively answer chrec_top.

Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.lno.diff?cvsroot=gcc&only_with_tag=lno-branch&r1=1.1.2.135&r2=1.1.2.136
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree-chrec.c.diff?cvsroot=gcc&only_with_tag=lno-branch&r1=1.1.2.16&r2=1.1.2.17