Re: Nightly test result of systemtap in ppc64

[Hien Nguyen <hien at us dot ibm dot com>]

Frank Ch. Eigler wrote:

> Hien Nguyen <hien@us.ibm.com> writes:
>
>  
>
> > FAIL: /root/stap_testing_200604241559/src/testsuite/buildok/syscall.stp
> > This is the output of gcc for the test about.
> > {standard input}: Assembler messages:
> > {standard input}:690082: Error: operand out of range
> > (0x0000000000008000 is not between 0xffffffffffff8000 and
> > 0x0000000000007fff)
> > [...]
> >    
>
> Could you run this test by hand, with "stap -k ...", then editing
> TMPDIR/Makefile to add "CFLAGS+=-save-temps", rerunning the kbuild
> make command, and finally locating the instructions the assembler is
> complaining about?
>
> If they're branches, this could be related to my recent addition of
> "-freorder-blocks" to the probe object CFLAGS.
>
> - FChE
>  
The offended code look like these
ld 28,.LC29584-.LCTOC1(30)
[...]
ld 0,.LC29595-.LCTOC1(30)
etc...

Does not look like branches. I tried it without -freorder-blocks with 
same result. I am going to chase down this problem.