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master
test/fixedbugs/issue12108.go
37 строк
630 B
Michael Hudson-Doyle
cmd/compile/internal/ppc64: fix the epilogue for non-leaf generated methods
06 окт 2015, 06:34
06 окт 2015, 06:34
710b9ad
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// run // 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. // A generated method with a return value large enough to be // initialized by duffzero is not a leaf method, which violated // assumptions made by cmd/internal/obj/ppc64. package main const N = 9 // values > 8 cause (Super).Method to use duffzero type Base struct { } func (b *Base) Method() (x [N]uintptr) { return } type Super struct { Base } type T interface { Method() [N]uintptr } func f(q T) { q.Method() } func main() { var s Super f(&s) }