powerpc testsuite regressions

[Zack Weinberg]

Andrew Pinski <pinskia@physics.uc.edu> writes:

>> /tmp/ccSbclDE.o(.text+0x38): In function `foo':
>> : undefined reference to `bar'
>> collect2: ld returned 1 exit status
>> compiler exited with status 1
>
>
> I think I know what is going on and how to fix it.
>
> cgraph_mark_needed_node used to be called from mark_referenced which
> made the function be in the output queue.  Now
> cgraph_mark_needed_node is not called when assembling the name
> (unlike most targets which call output_addr_const rs6000 does not).
>
> OK? Bootstrapped on powerpc-apple-darwin with no regressions.

That's the right short-term fix.  Long term we want cgraph to know
everything that's happening up front.

zw