On 03/03/2014 11:01 PM, Richard Sandiford wrote:
I'll run a full test overnight, but does this look like it might be a way out, at least for 4.9?
Pretty much agree with everything you've written in this thread. I think this patch is fine.
gcc/
* builtins.c (expand_builtin_setjmp_receiver): Use and clobber
hard_frame_pointer_rtx.
* cse.c (cse_insn): Remove volatile check.
* cselib.c (cselib_process_insn): Likewise.
* dse.c (scan_insn): Likewise.
Bernd
