[Bug middle-end/50074] [4.7 Regression] gcc.dg/sibcall-6.c execution test on x86_64 with -fPIC

[krebbel at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50074

--- Comment #13 from Andreas Krebbel <krebbel at gcc dot gnu.org> 2011-11-21 
13:31:16 UTC ---
This fixes the testcase on s390x. Tested with r181554.

Thanks!