https://bugs.llvm.org/show_bug.cgi?id=49599

Roman Lebedev <[email protected]> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
         Resolution|INVALID                     |---
             Status|RESOLVED                    |REOPENED

--- Comment #5 from Roman Lebedev <[email protected]> ---
(In reply to Dave Green from comment #4)
> -mllvm -trap-unreachable will add a trap.
> 
> Some targets (MachO, Webassembly, PS4) will do this by default.

Hm, that doesn't pessimize the IR at all: https://godbolt.org/z/q49rq6
Only the assembly: https://godbolt.org/z/sceK9T
Why isn't this the default then?

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