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gcc/gcc ChangeLog tree-ssa-operands.c tree-ssa ...


CVSROOT:	/cvs/gcc
Module name:	gcc
Changes by:	kenner@gcc.gnu.org	2004-11-29 01:08:44

Modified files:
	gcc            : ChangeLog tree-ssa-operands.c tree-ssa-ccp.c 

Log message:
	PR/18664
	* tree-ssa-operands.c (build_ssa_operands, case MODIFY_EXPR):
	Ignore a VIEW_CONVERT_EXPR on LHS when deciding if must or may def.
	* tree-ssa-ccp.c (visit_assignment): If LHS is a VIEW_CONVERT_EXPR,
	add an inverse VIEW_CONVERT_EXPR to const_val.

Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&r1=2.6613&r2=2.6614
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree-ssa-operands.c.diff?cvsroot=gcc&r1=2.58&r2=2.59
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree-ssa-ccp.c.diff?cvsroot=gcc&r1=2.51&r2=2.52


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