[patch, fortran] Patch for PR fortran/39352, using -fexceptions.

[Tobias Burnus]

Jakub Jelinek wrote:
> On Tue, May 12, 2009 at 05:00:45PM -0700, Steve Ellcey wrote:
> > This patch for PR fortran/39352 initializes eh_personality_libfunc
>
> You should instead do what the C FE does, particularly only initialize
> eh_personality_libfunc if any !$omp constructs are seen
> (other than !$omp atomic)
>

I created the patch based on this (after an IRC discussion with Jakub).

> Alternatively, fix up ia64 unwind generation so that it doesn't require
> a personality function (put 0 in there?).

If this solution is prefered, I leave it to others ...

The following compiles (yeah!) and does essentially the same C is doing
in c-decl.c. I have not bootstrapped not run the full testsuite.

Is this patch OK? And does it work on i64?

Tobias
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