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53fd522c0d
Follows suit with https://go-review.googlesource.com/#/c/20111. Generated by running $ grep -R 'Go Authors. All' * | cut -d":" -f1 | while read F;do perl -pi -e 's/Go Authors. All/Go Authors. All/g' $F;done The code in cmd/internal/unvendor wasn't changed. Fixes #15213 Change-Id: I4f235cee0a62ec435f9e8540a1ec08ae03b1a75f Reviewed-on: https://go-review.googlesource.com/21819 Reviewed-by: Ian Lance Taylor <iant@golang.org> Run-TryBot: Ian Lance Taylor <iant@golang.org> TryBot-Result: Gobot Gobot <gobot@golang.org>
46 lines
1.3 KiB
Go
46 lines
1.3 KiB
Go
// compile
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// Copyright 2014 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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// Test that code compiles without
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// "internal error: ... recorded as live on entry" errors
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// from the liveness code.
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//
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// This code contains methods or other construct that
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// trigger the generation of wrapper functions with no
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// clear line number (they end up using line 1), and those
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// would have annotations printed if we used -live=1,
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// like the live.go test does.
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// Instead, this test relies on the fact that the liveness
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// analysis turns any non-live parameter on entry into
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// a compile error. Compiling successfully means that bug
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// has been avoided.
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package main
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// The liveness analysis used to get confused by the tail return
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// instruction in the wrapper methods generated for T1.M and (*T1).M,
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// causing a spurious "live at entry: ~r1" for the return result.
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type T struct {
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}
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func (t *T) M() *int
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type T1 struct {
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*T
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}
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// Liveness analysis used to have the VARDEFs in the wrong place,
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// causing a temporary to appear live on entry.
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func f1(pkg, typ, meth string) {
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panic("value method " + pkg + "." + typ + "." + meth + " called using nil *" + typ + " pointer")
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}
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func f2() interface{} {
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return new(int)
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}
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