mirror of https://github.com/golang/go.git
40 lines
953 B
Go
40 lines
953 B
Go
// $G $D/$F.go && $L $F.$A && ./$A.out || echo BUG: bug120
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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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import "strconv";
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type Test struct {
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f float64;
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in string;
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out string;
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}
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var tests = []Test {
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Test{ 123.5, "123.5", "123.5" },
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Test{ 456.7, "456.7", "456.7" },
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Test{ 1e23+8.5e6, "1e23+8.5e6", "1.0000000000000001e+23" },
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Test{ 100000000000000008388608, "100000000000000008388608", "1.0000000000000001e+23" },
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Test{ 1e23+8.388608e6, "1e23+8.388608e6", "1.0000000000000001e+23" },
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Test{ 1e23+8.388609e6, "1e23+8.388609e6", "1.0000000000000001e+23" },
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}
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func main() {
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ok := true;
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for i := 0; i < len(tests); i++ {
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t := tests[i];
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v := strconv.ftoa64(t.f, 'g', -1);
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if v != t.out {
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println("Bad float64 const:", t.in, "want", t.out, "got", v);
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ok = false;
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}
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}
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if !ok {
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panicln("bug120");
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}
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}
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