cmd/go/internal/mmap: fix build for js/wasm

Even though there isn't much point in building cmd/go for js/wasm given
it relies on executing sub-processes, this change is trivial enough and
makes cmd/go build for js/wasm again.

Fixes #54219

Change-Id: I91e3adec0f31a4e261af89b4cc829711828ac2ed
Reviewed-on: https://go-review.googlesource.com/c/go/+/433480
Auto-Submit: Tobias Klauser <tobias.klauser@gmail.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
Run-TryBot: Tobias Klauser <tobias.klauser@gmail.com>
Reviewed-by: Bryan Mills <bcmills@google.com>
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>

diff --git a/src/cmd/go/internal/mmap/mmap_plan9.go b/src/cmd/go/internal/mmap/mmap_other.go
similarity index 92%
rename from src/cmd/go/internal/mmap/mmap_plan9.go
rename to src/cmd/go/internal/mmap/mmap_other.go
index faa5d5fc665e106c29deffadbe6251275a5d2171..d146a4221649490d6541cff87e00d2c44839226d 100644 (file)
--- a/src/cmd/go/internal/mmap/mmap_plan9.go
+++ b/src/cmd/go/internal/mmap/mmap_other.go
@@ -2,6 +2,8 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
+//go:build (js && wasm) || plan9
+
 package mmap
 
 import (