[Bug go/65180] regression in gccgo testcase runtime/pprof on ppc64le, ppc64 following move to go 1.4 from 1.3

[ian at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65180

--- Comment #4 from ian at gcc dot gnu.org <ian at gcc dot gnu.org> ---
Author: ian
Date: Fri Apr 17 19:29:43 2015
New Revision: 222197

URL: https://gcc.gnu.org/viewcvs?rev=222197&root=gcc&view=rev
Log:
    PR go/64999
    PR go/65180
runtime: Adjust libbacktrace PC value to what runtime.Callers expects.

>From Lynn Boger.

Modified:
    branches/gcc-5-branch/libgo/runtime/go-callers.c