gcc/gcc ChangeLog tree-ssa-alias.c

[giovannibajo@gcc.gnu.org]

CVSROOT:	/cvs/gcc
Module name:	gcc
Changes by:	giovannibajo@gcc.gnu.org	2004-09-08 11:07:35

Modified files:
	gcc            : ChangeLog tree-ssa-alias.c 

Log message:
	* tree-ssa-alias.c (compute_flow_insensitive_aliasing): If type
	memory tag is call clobbered, so are its aliases.
	(group_aliases): When two memory tags being grouped, if one is
	call clobbered, so are the other and its aliases.
	(add_may_alias): Remove call-clobbering stuff.
	(replace_may_alias): Likewise.
	(merge_pointed_to_info): Merge pt_global_mem.

Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&r1=2.5301&r2=2.5302
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree-ssa-alias.c.diff?cvsroot=gcc&r1=2.28&r2=2.29