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Diffstat (limited to '')
-rw-r--r-- | test/fixedbugs/issue26153.go | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/test/fixedbugs/issue26153.go b/test/fixedbugs/issue26153.go new file mode 100644 index 0000000..53f53cf --- /dev/null +++ b/test/fixedbugs/issue26153.go @@ -0,0 +1,29 @@ +// run + +// Copyright 2018 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 26153. The write to ps was incorrectly +// removed by the dead auto elimination pass. + +package main + +const hello = "hello world" + +func main() { + var s string + mangle(&s) + if s != hello { + panic("write incorrectly elided") + } +} + +//go:noinline +func mangle(ps *string) { + if ps == nil { + var s string + ps = &s + } + *ps = hello +} |