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go/misc/cgo/testsanitizers/testdata/msan3.go
Bryan C. Mills 8f1e2d4ef7 misc/cgo/testsanitizers: move test source files into testdata directory
If we run 'go test ./...' in the misc module, we don't want to see
errors for these standalone files.

We could instead add +ignore tags to each file individually, but this
is exactly what a testdata directory is for.

Updates #30228

Change-Id: I7047ad888dd6aff701f5982d58b6a79f6a487c58
Reviewed-on: https://go-review.googlesource.com/c/163417
Run-TryBot: Bryan C. Mills <bcmills@google.com>
Reviewed-by: Jay Conrod <jayconrod@google.com>
2019-02-22 21:58:00 +00:00

34 lines
552 B
Go

// Copyright 2015 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
/*
extern int *GoFn(int *);
// Yes, you can have definitions if you use //export, as long as they are weak.
int f(void) __attribute__ ((weak));
int f() {
int i;
int *p = GoFn(&i);
if (*p != 12345)
return 0;
return 1;
}
*/
import "C"
//export GoFn
func GoFn(p *C.int) *C.int {
*p = C.int(12345)
return p
}
func main() {
if r := C.f(); r != 1 {
panic(r)
}
}