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master
test/fixedbugs/issue33438.go
19 строк
544 B
Keith Randall
cmd/compile: fix crash on write barrier insertion
02 авг 2019, 22:35
02 авг 2019, 22:35
316ac4f
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// compile // Copyright 2019 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 hasPtrs struct { x [2]*int // Note: array size needs to be >1 to force this type to be not SSAable. // The bug triggers only for OpMove, which is only used for unSSAable types. } func main() { var x *hasPtrs // Can be local, global, or arg; nil or non-nil. var y *hasPtrs = nil // Must initialize to nil. *x = *y }