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go/misc/cgo/test/issue6833.go

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// Copyright 2013 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 cgotest
/*
extern unsigned long long issue6833Func(unsigned int, unsigned long long);
*/
import "C"
import "testing"
//export GoIssue6833Func
func GoIssue6833Func(aui uint, aui64 uint64) uint64 {
return aui64 + uint64(aui)
}
func test6833(t *testing.T) {
ui := 7
ull := uint64(0x4000300020001000)
v := uint64(C.issue6833Func(C.uint(ui), C.ulonglong(ull)))
exp := uint64(ui) + ull
if v != exp {
t.Errorf("issue6833Func() returns %x, expected %x", v, exp)
}
}