diff --git a/libgo/runtime/proc.c b/libgo/runtime/proc.c index ed0c1a03ba63..c627ac1d5d36 100644 --- a/libgo/runtime/proc.c +++ b/libgo/runtime/proc.c @@ -1117,7 +1117,8 @@ runtime_needm(void) if(runtime_needextram) { // Can happen if C/C++ code calls Go from a global ctor. // Can not throw, because scheduler is not initialized yet. - runtime_write(2, "fatal error: cgo callback before cgo call\n", + int rv __attribute__((unused)); + rv = runtime_write(2, "fatal error: cgo callback before cgo call\n", sizeof("fatal error: cgo callback before cgo call\n")-1); runtime_exit(1); }