Exceptions in ARM

[Mike]

On Saturday, 1 March 2014 at 08:56:26 UTC, Timo Sintonen wrote:
> There is nothing interesting in the assembly, only this wrong
> call.
> This form of instruction is just missing in M4 and it gives an
> invalid instruction fault. So what are we arguing about?
>
> If this is so hard for us to find, no wonder the compiler 
> writers
> have not noticed this.

Well, I yield then to the compiler folks.  Hopefully Iain or
Johannes can provide some insight.