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, 4 insertions, 0 deletions

diff --git a/src/syscall/syscall_linux.go b/src/syscall/syscall_linux.go
index f74a79c285..a00d8c94a2 100644
--- a/src/syscall/syscall_linux.go
+++ b/src/syscall/syscall_linux.go
@@ -968,6 +968,7 @@ func Getpgrp() (pid int) {
 // Provided by runtime.syscall_runtime_doAllThreadsSyscall which stops the
 // world and invokes the syscall on each OS thread. Once this function returns,
 // all threads are in sync.
+//
 //go:uintptrescapes
 func runtime_doAllThreadsSyscall(trap, a1, a2, a3, a4, a5, a6 uintptr) (r1, r2, err uintptr)
 
@@ -986,6 +987,7 @@ func runtime_doAllThreadsSyscall(trap, a1, a2, a3, a4, a5, a6 uintptr) (r1, r2,
 // AllThreadsSyscall is unaware of any threads that are launched
 // explicitly by cgo linked code, so the function always returns
 // ENOTSUP in binaries that use cgo.
+//
 //go:uintptrescapes
 func AllThreadsSyscall(trap, a1, a2, a3 uintptr) (r1, r2 uintptr, err Errno) {
 	if cgo_libc_setegid != nil {
@@ -997,6 +999,7 @@ func AllThreadsSyscall(trap, a1, a2, a3 uintptr) (r1, r2 uintptr, err Errno) {
 
 // AllThreadsSyscall6 is like AllThreadsSyscall, but extended to six
 // arguments.
+//
 //go:uintptrescapes
 func AllThreadsSyscall6(trap, a1, a2, a3, a4, a5, a6 uintptr) (r1, r2 uintptr, err Errno) {
 	if cgo_libc_setegid != nil {
@@ -1007,6 +1010,7 @@ func AllThreadsSyscall6(trap, a1, a2, a3, a4, a5, a6 uintptr) (r1, r2 uintptr, e
 }
 
 // linked by runtime.cgocall.go
+//
 //go:uintptrescapes
 func cgocaller(unsafe.Pointer, ...uintptr) uintptr