> No, I still get the same set of .o files that differ, and the -fdump-noaddr > (See PR other/28251) peephole2 dump for cfg.c compiled with stage1 / > stage2 cc1 is still the same.
Then I'm puzzled. The original patch is supposed to be essentially a nop for languages that do not use ARRAY_RANGE_REFs. With the additional patch, it is supposed to be strictly a nop for them. Have you tried to revert it? In the meantime I'm going to test on another machine. -- Eric Botcazou