go issue8694 源码
golang issue8694 代码
文件路径：/misc/cgo/test/issue8694.go
// Copyright 2014 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.
//go:build !android
// +build !android
package cgotest
/*
#include <complex.h>
complex float complexFloatSquared(complex float a) { return a*a; }
complex double complexDoubleSquared(complex double a) { return a*a; }
*/
import "C"
import (
"runtime"
"testing"
)
func test8694(t *testing.T) {
if runtime.GOARCH == "arm" {
t.Skip("test8694 is disabled on ARM because 5l cannot handle thumb library.")
}
// Really just testing that this compiles, but check answer anyway.
x := C.complexfloat(2 + 3i)
x2 := x * x
cx2 := C.complexFloatSquared(x)
if cx2 != x2 {
t.Errorf("C.complexFloatSquared(%v) = %v, want %v", x, cx2, x2)
}
y := C.complexdouble(2 + 3i)
y2 := y * y
cy2 := C.complexDoubleSquared(y)
if cy2 != y2 {
t.Errorf("C.complexDoubleSquared(%v) = %v, want %v", y, cy2, y2)
}
}
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