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Source file test/fixedbugs/issue11326.go

Documentation: test/fixedbugs

  // errorcheck
  
  // Copyright 2015 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.
  
  // Tests for golang.org/issue/11326.
  
  package main
  
  func main() {
  	// The gc compiler implementation uses the minimally required 32bit
  	// binary exponent, so these constants cannot be represented anymore
  	// internally. However, the language spec does not preclude other
  	// implementations from handling these. Don't check the error.
  	// var _ = 1e2147483647 // "constant too large"
  	// var _ = 1e646456993  // "constant too large"
  
  	// Any implementation must be able to handle these constants at
  	// compile time (even though they cannot be assigned to a float64).
  	var _ = 1e646456992  // ERROR "1e\+646456992 overflows float64"
  	var _ = 1e64645699   // ERROR "1e\+64645699 overflows float64"
  	var _ = 1e6464569    // ERROR "1e\+6464569 overflows float64"
  	var _ = 1e646456     // ERROR "1e\+646456 overflows float64"
  	var _ = 1e64645      // ERROR "1e\+64645 overflows float64"
  	var _ = 1e6464       // ERROR "1e\+6464 overflows float64"
  	var _ = 1e646        // ERROR "1e\+646 overflows float64"
  	var _ = 1e309        // ERROR "1e\+309 overflows float64"
  
  	var _ = 1e308
  }
  

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