On Wed, 21 Mar 2012, Dennis Clarke wrote:

>     What I find interesting is why we see an internal compiler error
> as opposed to something more reasonable when the user stack size is
> too small. Really, this is not a compiler fault at all but a user
> environment issue and thus the ICE is a false alarm.

I suppose we could use sigaltstack where available and a signal handler to 
detect stack overflow on suitable hosts to give a better message.

It ought to be possible to use -fsplit-stack to avoid stack overflow - it 
would be interesting to know if that works (if GCC is built with 
-fsplit-stack, and linked with gold, on a host for which this is properly 
supported) and how it affects GCC's performance.

-- 
Joseph S. Myers
jos...@codesourcery.com

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