[Mono-osx] "Illegal instruction" for stack overflow

[Geoff Norton]

Chuck,

   We don't currently support StackOverflowExceptions on OSX (linux  
only, MAYBE(?) windows?)

Please file a bug so we can track this and we can look at implementing  
it.

-g

On 4-Apr-08, at 9:52 PM, Chuck Esterbrook wrote:

> On Mono 1.9_5 on Mac OS X 10.4, a stack overflow due to unlimited
> recursion causes an "Illegal instruction". What I really want is the
> last set of stack frames. Python does this and it's great for quickly
> diagnosing the recursion cycle.
>
> In January, I mentioned this to Miguel de Icaza who I sat next to at
> Lang.NET. He showed me that with the then-current Mono built from
> svn/source, this worked. Unless I was dreaming...?  :-)
>
> I'm wondering what happened to that, or if there is an environment
> variable or something I have to set.
>
> Here is some offensive code:
>
> class X {
>        public static void Main() {
>                Main();
>        }
> }
>
> Of course, the example is silly, but the real life occurrences involve
> thousands of lines of code cranking on complex object graphs.
>
> I tried cms and gmcs, and I tried -debug+ with the compilers and
> --debug with mono. No luck with getting a partial stack trace.
>
> $ gmcs -debug+ stack-overflow.cs
> $ mono --debug stack-overflow.exe
> Illegal instruction
>
>
> -Chuck
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