go/test/inline_endian.go

// errorcheckwithauto -0 -m -d=inlfuncswithclosures=1

//go:build (386 || amd64 || arm64 || ppc64le || s390x) && !gcflags_noopt
// +build 386 amd64 arm64 ppc64le s390x
// +build !gcflags_noopt

// Copyright 2021 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

// Similar to inline.go, but only for architectures that can merge loads.

package foo

import (
	"encoding/binary"
)

// Ensure that simple encoding/binary functions are cheap enough
// that functions using them can also be inlined (issue 42958).
func endian(b []byte) uint64 { // ERROR "can inline endian" "b does not escape"
	return binary.LittleEndian.Uint64(b) + binary.BigEndian.Uint64(b) // ERROR "inlining call to binary.littleEndian.Uint64" "inlining call to binary.bigEndian.Uint64"
}