runtime: unregister the SIGILL handler after ARM EABI test Part of issue 3381
runtime: unregister the SIGILL handler after ARM EABI test
Part of issue 3381

R=rsc, minux.ma, dave
CC=golang-dev
http://codereview.appspot.com/5969064

Committer: Russ Cox <5ad239cb8a44f659eaaee0aa1ea5b94947abe557@golang.org>

dsriram/golang,dsriram/golang,gnanderson/go,dsriram/golang,dsriram/golang,dsriram/golang,tv42/old-go,gnanderson/go,apparentlymart/golang,pombredanne/go-deleteme,apparentlymart/golang,pombredanne/go-deleteme,tv42/old-go,tv42/old-go,dsriram/golang,gnanderson/go,gnanderson/go,apparentlymart/golang,gnanderson/go,gnanderson/go,tv42/old-go,apparentlymart/golang,pombredanne/go-deleteme,tv42/old-go,apparentlymart/golang,tv42/old-go,pombredanne/go-deleteme,apparentlymart/golang,dsriram/golang,apparentlymart/golang,pombredanne/go-deleteme,tv42/old-go,pombredanne/go-deleteme,pombredanne/go-deleteme,gnanderson/go