[release-branch.go1.2] cmd/gc: silence clang warning
[release-branch.go1.2] cmd/gc: silence clang warning

««« CL 19160043 / 104d56b5d664
cmd/gc: silence clang warning

This code is only built when you run 'make' in cmd/gc,
not in all.bash.

R=golang-dev, jsing, iant
CC=golang-dev
https://golang.org/cl/19160043
»»»

R=golang-dev
CC=golang-dev
https://golang.org/cl/20290046

klueska/go-akaros,klueska/go-akaros,klueska/go-akaros,klueska/go-akaros,klueska/go-akaros,klueska/go-akaros,klueska/go-akaros,klueska/go-akaros