[Buildroot] BB update Was: Build jobbing
Michael S. Zick
minimod at morethan.org
Sun Nov 29 09:31:01 UTC 2009
On Sun November 29 2009, Peter Korsgaard wrote:
> >>>>> "Michael" == Michael S Zick <minimod at morethan.org> writes:
>
> Hi,
>
> Michael> Well, then the text in the menu must be mis-leading. . .
> Michael> it must be refering to generation/use of setjmp/longjmp
> Michael> somewhere other than in the target applications compiled.
>
> config BR2_GCC_USE_SJLJ_EXCEPTIONS
> bool "Enable setjmp/longjmp exceptions?"
> help
> For some platforms, the
internal
> stack unwinding
that gcc generates for stack traces and debugging info
> works perfectly,
> while other platforms must use setjmp/longjmp exceptions for
> proper stack unwinding during exception handling.
This does not effect the use of setjmp/longjmp in applications
compiled by gcc.
> Most people can leave this set to n.
>
> That's imho fairly clearly not about basic setjmp/longjmp support.
>
Only when you are thinking about building a compiler, but if instead you
happen to be an applications programmer, who doesn't know or care how
the compiler works internally...
I only now recognize why it seems clear to you - because I did live
on the gcc list once upon a time - not all of the buildroot users
have that background.
> Michael> The most recent build has the option enabled, will see if
> Michael> it makes a difference.
>
> Michael> I did not test yesterday's build because of local work rules:
> Michael> 1) No shift longer than 18 hours;
> Michael> 2) A minimum of 4 hours off between shifts.
>
> ;)
>
Mike
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