Subversion Repositories openrisc

// $G $D/$F.go && $L $F.$A && ./$A.out

// Copyright 2010 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.

package main

import "fmt"

const (
        R = 5
        I = 6i

        C1 = R + I // ADD(5,6)
)

func want(s, w string) {
        if s != w {
                panic(s + " != " + w)
        }
}

func doprint(c complex128, w string) {
        s := fmt.Sprintf("%f", c)
        want(s, w)
}

func main() {

        // constants
        s := fmt.Sprintf("%f", -C1)
        want(s, "(-5.000000-6.000000i)")
        doprint(C1, "(5.000000+6.000000i)")

        // variables
        c1 := C1
        s = fmt.Sprintf("%f", c1)
        want(s, "(5.000000+6.000000i)")
        doprint(c1, "(5.000000+6.000000i)")

        // 128
        c2 := complex128(C1)
        s = fmt.Sprintf("%G", c2)
        want(s, "(5+6i)")

        // real, imag, complex
        c3 := complex(real(c2)+3, imag(c2)-5) + c2
        s = fmt.Sprintf("%G", c3)
        want(s, "(13+7i)")

        // compiler used to crash on nested divide
        c4 := complex(real(c3/2), imag(c3/2))
        if c4 != c3/2 {
                fmt.Printf("BUG: c3 = %G != c4 = %G\n", c3, c4)
                panic(0)
        }
}