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18 lines
617 B
Go
18 lines
617 B
Go
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// Copyright 2023 The LevelDB-Go and Pebble Authors. All rights reserved. Use
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// of this source code is governed by a BSD-style license that can be found in
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// the LICENSE file.
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package constants
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const (
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// oneIf64Bit is 1 on 64-bit platforms and 0 on 32-bit platforms.
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oneIf64Bit = ^uint(0) >> 63
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// MaxUint32OrInt returns min(MaxUint32, MaxInt), i.e
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// - MaxUint32 on 64-bit platforms;
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// - MaxInt on 32-bit platforms.
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// It is used when slices are limited to Uint32 on 64-bit platforms (the
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// length limit for slices is naturally MaxInt on 32-bit platforms).
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MaxUint32OrInt = (1<<31)<<oneIf64Bit - 1
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)
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