[LLVMdev] opt -debug option not supported on llvm-2.8 release

[Duncan Sands]

Hi Chuck,

> I find "opt -debug" becomes an invalid option, for both Release and
> Debug build.
>
> Is there a reason for it?
> or, am I missing something?
> or, what is the replacement?

you need to build with checking enabled (--enable-assertions).

Ciao,

Duncan.