[PATCH] Prevent frame-related insn from occurring in delay slots of insns that throw

[Richard Henderson]

On 01/30/2012 11:07 AM, Paul Brook wrote:
> It's worth noting that -fasync-unwind-tables does not guarantee 
> backtrace/unwind from arbitrary points.  Only from those instructions that may 
> result in a synchronous trap (which matches the semantics of this patch).

... and we're not talking about arbitrary points.  We're talking about call sites.
Whether or not the call itself is marked nothrow.


r~