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[Bug translator/9738] Running a stap script throws up compilation error


------- Additional Comments From fche at redhat dot com  2009-01-13 18:16 -------

> SystemTap translator/driver (version 0.8/0.138 git branch master, commit aa5951be)
> [salgaonkarm@mars systemtap]$ sudo ./stap -k -vv -e 'probe
> kernel.function("do_settimeofday"){printf("%u\n",$xtime->tv_sec)}'

Wenji's recent changes should not affect this.

> /tmp/stapu0EBq0/stap_16672.c:144:
> s0 = ({ static unsigned long addr = 0; if (addr==0) addr = _stp_module_relocate
> ("kernel","_stext",0xffffffff400f6618); addr; });

It's strange that this address should become associated with $xtime.
Could you run with "--vp 02" and/or check the symbol table for the
actual address of xtime?  We may have some uninitialized memory, or
a weird sign extension bug somewhere.


-- 


http://sourceware.org/bugzilla/show_bug.cgi?id=9738

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