cmd/dist: apply minor fixes

This belongs to a series of clean-up changes (see below) for cmd/dist.
This is change (1).

These changes include:
(1)  apply minor fixes
(2)  restore behavior of branchtag
(3)  unleash bootstrap optimization for windows
(4)  use standard generated code header
(5)  remove trivial variables + functions
(6)  move functions for the better
(7)  simplify code segments
(8)  use bytes.Buffer for code generation
(9)  rename variables + functions
(10) remove doc.go

Change-Id: I49e5f2a9b6146e2b60a067da5bac31434ffc9aaf
Reviewed-on: https://go-review.googlesource.com/60650
Reviewed-by: Ian Lance Taylor <iant@golang.org>
Run-TryBot: Ian Lance Taylor <iant@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>

diff --git a/src/cmd/dist/buildgo.go b/src/cmd/dist/buildgo.go
index 1de2c4eccd8a70704236e736dbf49b52ffa51718..105451bbda16e99597b50e06329f8b477f687877 100644 (file)
--- a/src/cmd/dist/buildgo.go
+++ b/src/cmd/dist/buildgo.go
@@ -22,7 +22,7 @@ import (
 //     const defaultCXX = <defaultcxx>
 //     const defaultPkgConfig = <defaultpkgconfig>
 //
-// It is invoked to write cmd/go/zdefaultcc.go
+// It is invoked to write cmd/go/internal/cfg/zdefaultcc.go
 // but we also write cmd/cgo/zdefaultcc.go
 func mkzdefaultcc(dir, file string) {
        outGo := fmt.Sprintf(
@@ -101,7 +101,7 @@ func mkzcgo(dir, file string) {
        for _, plat := range list {
                fmt.Fprintf(&buf, "\t%q: true,\n", plat)
        }
-       fmt.Fprintf(&buf, "}")
+       fmt.Fprintf(&buf, "}\n")
 
        writefile(buf.String(), file, writeSkipSame)
 }