[Bug ipa/59265] [4.9 Regression] Segmentation fault in ipa_note_param_call for -fprofile-use in SPEC CPU2006

[trippels at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59265

--- Comment #21 from Markus Trippelsdorf <trippels at gcc dot gnu.org> ---
(In reply to Jan Hubicka from comment #20)
> Hmm, it may be someone altering the insns during streaming process.  You may
> try to check
> who is doing that while streaming out the relevant .o file.
> Is it compilation->linker streaming or wpa->ltrans?

It is wpa->ltrans:
 *** [/tmp/ccgCD7yp.ltrans19.ltrans.o] Error 1

> UIDs are initialized in renumber_gimple_stmt_uids calls in passes.c and then
> you can
> try to check if someone touch the statements....
> 
> I will try to check if I spot something obvoius, but probably only tomorrow.

I've tried to bisect the issue, but it's messy. 
However I think I can rule out any commit since r205447.
If r205447 is the culprit I cannot say for sure,
because Firefox ICEs during the build.