diff options
Diffstat (limited to 'libgo/misc/cgo/errors/ptr.go')
| -rw-r--r-- | libgo/misc/cgo/errors/ptr.go | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/libgo/misc/cgo/errors/ptr.go b/libgo/misc/cgo/errors/ptr.go index 4dafbdf3c01..3e117666bff 100644 --- a/libgo/misc/cgo/errors/ptr.go +++ b/libgo/misc/cgo/errors/ptr.go @@ -343,6 +343,14 @@ var ptrTests = []ptrTest{ body: `var b C.char; p := &b; C.f((*C.u)(unsafe.Pointer(&p)))`, fail: false, }, + { + // Issue #21306. + name: "preempt-during-call", + c: `void f() {}`, + imports: []string{"runtime", "sync"}, + body: `var wg sync.WaitGroup; wg.Add(100); for i := 0; i < 100; i++ { go func(i int) { for j := 0; j < 100; j++ { C.f(); runtime.GOMAXPROCS(i) }; wg.Done() }(i) }; wg.Wait()`, + fail: false, + }, } func main() { |