On Tue, Mar 21, 2023 at 08:21:18AM +0000, Richard Biener wrote: > On Mon, 20 Mar 2023, Jakub Jelinek wrote: > > > On Mon, Mar 20, 2023 at 12:12:14PM +0000, Richard Biener wrote: > > > PR tree-optimization/109170 > > > * gimple-range-op.cc (cfn_pass_through_arg1): New. > > > (gimple_range_op_handler::maybe_builtin_call): Handle > > > __builtin_expect and similar via cfn_pass_through_arg1 > > > and inspecting the calls fnspec. > > > * builtins.cc (builtin_fnspec): Handle BUILT_IN_EXPECT > > > and BUILT_IN_EXPECT_WITH_PROBABILITY. > > > > I'm still worried about this builtins.cc change, can't we defer > > that part till GCC 14 where there will be enough time to see if it > > doesn't result in some undesirable problems (__builtin_expect* being > > optimized away when it still shouldn't etc.)? > > Sure. I've retested and pushed the following.
Thanks. Jakub