all: separate doc comment from //go: directives

A future change to gofmt will rewrite

	// Doc comment.
	//go:foo

to

	// Doc comment.
	//
	//go:foo

Apply that change preemptively to all comments (not necessarily just doc comments).

For #51082.

Change-Id: Iffe0285418d1e79d34526af3520b415a12203ca9
Reviewed-on: https://go-review.googlesource.com/c/go/+/384260
Trust: Russ Cox <rsc@golang.org>
Run-TryBot: Russ Cox <rsc@golang.org>
Reviewed-by: Ian Lance Taylor <iant@golang.org>
TryBot-Result: Gopher Robot <gobot@golang.org>

1 files changed, 7 insertions, 0 deletions

diff --git a/src/runtime/sigqueue.go b/src/runtime/sigqueue.go
index fdf99d94a2..49502cbed3 100644
--- a/src/runtime/sigqueue.go
+++ b/src/runtime/sigqueue.go
@@ -125,6 +125,7 @@ Send:
 
 // Called to receive the next queued signal.
 // Must only be called from a single goroutine at a time.
+//
 //go:linkname signal_recv os/signal.signal_recv
 func signal_recv() uint32 {
 	for {
@@ -173,6 +174,7 @@ func signal_recv() uint32 {
 // the signal(s) in question, and here we are just waiting to make sure
 // that all the signals have been delivered to the user channels
 // by the os/signal package.
+//
 //go:linkname signalWaitUntilIdle os/signal.signalWaitUntilIdle
 func signalWaitUntilIdle() {
 	// Although the signals we care about have been removed from
@@ -193,6 +195,7 @@ func signalWaitUntilIdle() {
 }
 
 // Must only be called from a single goroutine at a time.
+//
 //go:linkname signal_enable os/signal.signal_enable
 func signal_enable(s uint32) {
 	if !sig.inuse {
@@ -221,6 +224,7 @@ func signal_enable(s uint32) {
 }
 
 // Must only be called from a single goroutine at a time.
+//
 //go:linkname signal_disable os/signal.signal_disable
 func signal_disable(s uint32) {
 	if s >= uint32(len(sig.wanted)*32) {
@@ -234,6 +238,7 @@ func signal_disable(s uint32) {
 }
 
 // Must only be called from a single goroutine at a time.
+//
 //go:linkname signal_ignore os/signal.signal_ignore
 func signal_ignore(s uint32) {
 	if s >= uint32(len(sig.wanted)*32) {
@@ -253,6 +258,7 @@ func signal_ignore(s uint32) {
 // sigInitIgnored marks the signal as already ignored. This is called at
 // program start by initsig. In a shared library initsig is called by
 // libpreinit, so the runtime may not be initialized yet.
+//
 //go:nosplit
 func sigInitIgnored(s uint32) {
 	i := sig.ignored[s/32]
@@ -261,6 +267,7 @@ func sigInitIgnored(s uint32) {
 }
 
 // Checked by signal handlers.
+//
 //go:linkname signal_ignored os/signal.signal_ignored
 func signal_ignored(s uint32) bool {
 	i := atomic.Load(&sig.ignored[s/32])