[patch] Fix oddity in personality routine

[Andrew Haley]

Boehm, Hans wrote:
>> From:  Jack Howarth
>> Do you think that  -Wl,-allow_stack_execute needs to be 
>> passed even more widely than on just ecjx_LDFLAGS? Any 
>> suggestions as to where I should be passing it? Perhaps on 
>> something like LIBJAVA_LDFLAGS_NOUNDEF at the toplevel of 
>> libjava? Or should we even be building libffi and boehm-gc 
>> with that as well?
>>
> I haven't been following this completely, but:
> 
> The GC also has a compile-time flag NO_EXECUTE_PERMISSION, which affects heap executability.

I think that's probably not the cause, since libffi allocates memory itself.

Andrew.