------- Comment #2 from rguenth at gcc dot gnu dot org 2005-12-21 12:31 ------- Created an attachment (id=10543) --> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=10543&action=view) patch
The attached patch would fix this and treat unsigned pointer arithmetic overflow as defined in this transformation. Fallout: FAIL: gcc.dg/tree-ssa/foldaddr-1.c scan-tree-dump-times return 0 1 FAIL: gcc.dg/tree-ssa/pr15791-1.c (test for excess errors) FAIL: gcc.dg/tree-ssa/pr15791-5.c scan-tree-dump-times i == j 1 language lawyer advice needed. -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=25512
