tree-ssa-alias.c (compute_flow_insensitive_aliasing): If type memory tag is call...

[gcc.git] / gcc / ChangeLog

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+2004-09-08  Jie Zhang  <zhangjie@magima.com.cn>
+
+       * 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
+
 2004-09-08  Jan Hubicka  <jh@suse.cz>
 
        * cgraph.c (cgraph_remove_node): Free DECL_INITIAL field of node.