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1 // Copyright 2016 The Go Authors. All rights reserved.
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2 // Use of this source code is governed by a BSD-style
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3 // license that can be found in the LICENSE file.
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4
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5 // Test a constant in conjunction with pointer checking.
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6
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7 package cgotest
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8
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9 /*
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10 #include <stdlib.h>
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11
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12 #define CheckConstVal 0
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13
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14 typedef struct {
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15 int *p;
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16 } CheckConstStruct;
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17
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18 static void CheckConstFunc(CheckConstStruct *p, int e) {
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19 }
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20 */
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21 import "C"
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22
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23 import (
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24 "testing"
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25 "unsafe"
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26 )
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27
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28 func testCheckConst(t *testing.T) {
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29 // The test is that this compiles successfully.
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30 p := C.malloc(C.size_t(unsafe.Sizeof(C.int(0))))
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31 defer C.free(p)
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32 C.CheckConstFunc(&C.CheckConstStruct{(*C.int)(p)}, C.CheckConstVal)
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33 }
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