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c5f0652367
The compiler has advanced enough that it is cheaper to convert to strings than to go through the assembly trampolines to call runtime.memequal. Simplify Equal accordingly, and cull dead code from bytealg. While we're here, simplify Equal's documentation. Fixes #31587 Change-Id: Ie721d33f9a6cbd86b1d873398b20e7882c2c63e9 Reviewed-on: https://go-review.googlesource.com/c/go/+/173323 Run-TryBot: Josh Bleecher Snyder <josharian@gmail.com> TryBot-Result: Gobot Gobot <gobot@golang.org> Reviewed-by: Dave Cheney <dave@cheney.net> Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
18 lines
628 B
Go
18 lines
628 B
Go
// Copyright 2019 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package bytealg
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// Equal reports whether a and b
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// are the same length and contain the same bytes.
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// A nil argument is equivalent to an empty slice.
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//
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// Equal is equivalent to bytes.Equal.
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// It is provided here for convenience,
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// because some packages cannot depend on bytes.
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func Equal(a, b []byte) bool {
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// Neither cmd/compile nor gccgo allocates for these string conversions.
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// There is a test for this in package bytes.
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return string(a) == string(b)
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}
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