issue7316.go

     1  // runoutput
     2  
     3  // Copyright 2014 The Go Authors. All rights reserved.
     4  // Use of this source code is governed by a BSD-style
     5  // license that can be found in the LICENSE file.
     6  
     7  // Issue 7316
     8  // This test exercises all types of numeric conversions, which was one
     9  // of the sources of etype mismatch during register allocation in 8g.
    10  
    11  package main
    12  
    13  import "fmt"
    14  
    15  const tpl = `
    16  func init() {
    17  	var i %s
    18  	j := %s(i)
    19  	_ = %s(j)
    20  }
    21  `
    22  
    23  func main() {
    24  	fmt.Println("package main")
    25  	ntypes := []string{
    26  		"byte", "rune", "uintptr",
    27  		"float32", "float64",
    28  		"int", "int8", "int16", "int32", "int64",
    29  		"uint", "uint8", "uint16", "uint32", "uint64",
    30  	}
    31  	for i, from := range ntypes {
    32  		for _, to := range ntypes[i:] {
    33  			fmt.Printf(tpl, from, to, from)
    34  		}
    35  	}
    36  	fmt.Println("func main() {}")
    37  }
    38
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