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Dosya Düzenle: issue39459.go
// compile // Copyright 2020 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 p type T struct { // big enough to be an unSSAable type a, b, c, d, e, f int } func f(x interface{}, p *int) { _ = *p // trigger nil check here, removing it from below switch x := x.(type) { case *T: // Zero twice, so one of them will be removed by the deadstore pass *x = T{} *p = 0 // store op to prevent Zero ops from being optimized by the earlier opt pass rewrite rules *x = T{} } }
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