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Diffstat (limited to '')
-rw-r--r-- | test/fixedbugs/issue20250.go | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/test/fixedbugs/issue20250.go b/test/fixedbugs/issue20250.go new file mode 100644 index 0000000..c739b6f --- /dev/null +++ b/test/fixedbugs/issue20250.go @@ -0,0 +1,27 @@ +// errorcheck -0 -live -l + +//go:build !goexperiment.cgocheck2 +// +build !goexperiment.cgocheck2 + +// Copyright 2017 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. + +// Issue 20250: liveness differed with concurrent compilation +// due to propagation of addrtaken to outer variables for +// closure variables. + +package p + +type T struct { + s [2]string +} + +func f(a T) { // ERROR "live at entry to f: a$" + var e interface{} // ERROR "stack object e interface \{\}$" + func() { // ERROR "live at entry to f.func1: &e a$" + e = a.s // ERROR "live at call to convT: &e$" "stack object a T$" + }() + // Before the fix, both a and e were live at the previous line. + _ = e +} |