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Source file test/fixedbugs/bug321.go

Documentation: test/fixedbugs

  // run
  
  // Copyright 2011 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.
  
  // Troublesome floating point constants. Issue 1463.
  
  package main
  
  import "fmt"
  
  func check(test string, got, want float64) bool {
  	if got != want {
  		fmt.Println(test, "got", got, "want", want)
  		return false
  	}
  	return true
  }
  
  func main() {
  	good := true
  	// http://www.exploringbinary.com/java-hangs-when-converting-2-2250738585072012e-308/
  	good = good && check("2.2250738585072012e-308", 2.2250738585072012e-308, 2.2250738585072014e-308)
  	// http://www.exploringbinary.com/php-hangs-on-numeric-value-2-2250738585072011e-308/
  	good = good && check("2.2250738585072011e-308", 2.2250738585072011e-308, 2.225073858507201e-308)
  	if !good {
  		panic("fail")
  	}
  }
  

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