Re: [PATCH] powerpc/bug: Remove specific powerpc BUG_ON()

From: Segher Boessenkool
Date: Thu Feb 11 2021 - 07:08:20 EST


On Thu, Feb 11, 2021 at 08:04:55PM +1000, Nicholas Piggin wrote:
> It would be nice if we could have a __builtin_trap_if that gcc would use
> conditional traps with, (and which never assumes following code is
> unreachable even for constant true, so we can use it with WARN and put
> explicit unreachable for BUG).

It automatically does that with just __builtin_trap, see my other mail :-)


Segher