mirror of
https://github.com/golang/go
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133 lines
2.3 KiB
Go
133 lines
2.3 KiB
Go
// $G $D/$F.go && $L $F.$A && ./$A.out
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// Copyright 2009 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 main
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var bx [10]byte
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var by []byte;
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var fx [10]float
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var fy []float;
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var lb,hb int
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var t int
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func
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main()
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{
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lb = 0; hb = 10;
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by = &bx; tstb();
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lb = 0; hb = 10;
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fy = &fx; tstf();
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// width 1 (byte)
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lb = 0; hb = 10;
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by = bx[lb:hb]; tstb();
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by = bx[lb:10]; tstb();
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by = bx[0:hb]; tstb();
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by = bx[0:10]; tstb();
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lb = 2; hb = 10;
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by = bx[lb:hb]; tstb();
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by = bx[lb:10]; tstb();
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by = bx[2:hb]; tstb();
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by = bx[2:10]; tstb();
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lb = 0; hb = 8;
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by = bx[lb:hb]; tstb();
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by = bx[lb:8]; tstb();
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by = bx[0:hb]; tstb();
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by = bx[0:8]; tstb();
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lb = 2; hb = 8;
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by = bx[lb:hb]; tstb();
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by = bx[lb:8]; tstb();
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by = bx[2:hb]; tstb();
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by = bx[2:8]; tstb();
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// width 4 (float)
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lb = 0; hb = 10;
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fy = fx[lb:hb]; tstf();
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fy = fx[lb:10]; tstf();
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fy = fx[0:hb]; tstf();
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fy = fx[0:10]; tstf();
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lb = 2; hb = 10;
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fy = fx[lb:hb]; tstf();
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fy = fx[lb:10]; tstf();
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fy = fx[2:hb]; tstf();
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fy = fx[2:10]; tstf();
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lb = 0; hb = 8;
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fy = fx[lb:hb]; tstf();
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fy = fx[lb:8]; tstf();
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fy = fx[0:hb]; tstf();
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fy = fx[0:8]; tstf();
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lb = 2; hb = 8;
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fy = fx[lb:hb]; tstf();
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fy = fx[lb:8]; tstf();
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fy = fx[2:hb]; tstf();
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fy = fx[2:8]; tstf();
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}
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func
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tstb()
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{
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t++;
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if len(by) != hb-lb {
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panicln("t=", t, "lb=", lb, "hb=", hb,
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"len=", len(by), "hb-lb=", hb-lb);
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}
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if cap(by) != len(bx)-lb {
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panicln("t=", t, "lb=", lb, "hb=", hb,
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"cap=", cap(by), "len(bx)-lb=", len(bx)-lb);
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}
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for i:=lb; i<hb; i++ {
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if bx[i] != by[i-lb] {
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panicln("t=", t, "lb=", lb, "hb=", hb,
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"bx[", i, "]=", bx[i],
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"by[", i-lb, "]=", by[i-lb]);
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}
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}
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by = nil;
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}
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func
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tstf()
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{
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t++;
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if len(fy) != hb-lb {
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panicln("t=", t, "lb=", lb, "hb=", hb,
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"len=", len(fy), "hb-lb=", hb-lb);
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}
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if cap(fy) != len(fx)-lb {
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panicln("t=", t, "lb=", lb, "hb=", hb,
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"cap=", cap(fy), "len(fx)-lb=", len(fx)-lb);
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}
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for i:=lb; i<hb; i++ {
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if fx[i] != fy[i-lb] {
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panicln("t=", t, "lb=", lb, "hb=", hb,
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"fx[", i, "]=", fx[i],
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"fy[", i-lb, "]=", fy[i-lb]);
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}
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}
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fy = nil;
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}
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func
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init()
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{
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for i:=0; i<len(bx); i++ {
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bx[i] = byte(i+20);
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}
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by = nil;
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for i:=0; i<len(fx); i++ {
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fx[i] = float(i+20);
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}
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fy = nil;
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}
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