r216003 - in /trunk/libgo: go/reflect/makefunc_...

[ian@gcc.gnu.org]

Author: ian
Date: Wed Oct  8 14:03:13 2014
New Revision: 216003

URL: https://gcc.gnu.org/viewcvs?rev=216003&root=gcc&view=rev
Log:
	PR go/60406
runtime: Check callers in can_recover if return address	doesn't match.

Also use __builtin_extract_return_address and tighten up the
checks in FFI code.

Fixes PR 60406.

Modified:
    trunk/libgo/go/reflect/makefunc_ffi_c.c
    trunk/libgo/runtime/go-defer.c
    trunk/libgo/runtime/go-panic.h
    trunk/libgo/runtime/go-recover.c
    trunk/libgo/runtime/panic.c