From 43a123c1ae6613b3efeed291fa552ecd909d3acf Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Tue, 16 Apr 2024 21:23:18 +0200 Subject: Adding upstream version 1.20.14. Signed-off-by: Daniel Baumann --- test/live2.go | 41 +++++++++++++++++++++++++++++++++++++++++ 1 file changed, 41 insertions(+) create mode 100644 test/live2.go (limited to 'test/live2.go') diff --git a/test/live2.go b/test/live2.go new file mode 100644 index 0000000..83a6cb7 --- /dev/null +++ b/test/live2.go @@ -0,0 +1,41 @@ +// errorcheck -0 -live -wb=0 + +// Copyright 2014 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. + +// liveness tests with inlining ENABLED +// see also live.go. + +package main + +// issue 8142: lost 'addrtaken' bit on inlined variables. + +func printnl() + +//go:noescape +func useT40(*T40) + +type T40 struct { + m map[int]int +} + +func newT40() *T40 { + ret := T40{} + ret.m = make(map[int]int, 42) // ERROR "live at call to makemap: &ret$" + return &ret +} + +func bad40() { + t := newT40() // ERROR "stack object ret T40$" "stack object .autotmp_[0-9]+ map.hdr\[int\]int$" + printnl() // ERROR "live at call to printnl: ret$" + useT40(t) +} + +func good40() { + ret := T40{} // ERROR "stack object ret T40$" + ret.m = make(map[int]int, 42) // ERROR "stack object .autotmp_[0-9]+ map.hdr\[int\]int$" + t := &ret + printnl() // ERROR "live at call to printnl: ret$" + useT40(t) +} -- cgit v1.2.3