Re: Improve optimization of some builtins

2021-11-08 Thread Richard Biener via Gcc-patches
On Mon, Nov 8, 2021 at 8:04 AM Jan Hubicka via Gcc-patches wrote: > > Hi, > for nested functions we output call to builtin_dwarf_cfa which > initializes frame entry used only for debugging. This however > prevents us from detecting functions containing nested functions > as const/pure or analyze

Improve optimization of some builtins

2021-11-07 Thread Jan Hubicka via Gcc-patches
Hi, for nested functions we output call to builtin_dwarf_cfa which initializes frame entry used only for debugging. This however prevents us from detecting functions containing nested functions as const/pure or analyze side effects in modref. builtin_dwarf_cfa is not documented and I wonder if it