gcc/gcc ChangeLog tree-ssa-structalias.c tests ...

[dberlin@gcc.gnu.org]

CVSROOT:	/cvs/gcc
Module name:	gcc
Changes by:	dberlin@gcc.gnu.org	2005-08-14 19:23:57

Modified files:
	gcc            : ChangeLog tree-ssa-structalias.c 
Added files:
	gcc/testsuite/g++.dg/tree-ssa: pr22615.C 

Log message:
	2005-08-14  Daniel Berlin  <dberlin@dberlin.org>
	
	Fix PR tree-optimization/22615
	
	* tree-ssa-structalias.c (solution_set_add): Handle
	first_vi_for_offset returning NULL.
	(do_da_constraint): Ditto.
	(do_sd_constraint): Ditto.
	(do_ds_constraint): Ditto
	(find_func_aliases): Ditto.
	(build_constraint_graph): RHS is allowed be ANYTHING.
	(first_vi_for_offset): Return NULL if we couldn't find anything at
	the offset.

Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&r1=2.9728&r2=2.9729
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree-ssa-structalias.c.diff?cvsroot=gcc&r1=2.26&r2=2.27
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/g++.dg/tree-ssa/pr22615.C.diff?cvsroot=gcc&r1=NONE&r2=1.1