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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-16 19:19:13 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-16 19:19:13 +0000 |
commit | ccd992355df7192993c666236047820244914598 (patch) | |
tree | f00fea65147227b7743083c6148396f74cd66935 /test/fixedbugs/issue42944.go | |
parent | Initial commit. (diff) | |
download | golang-1.21-ccd992355df7192993c666236047820244914598.tar.xz golang-1.21-ccd992355df7192993c666236047820244914598.zip |
Adding upstream version 1.21.8.upstream/1.21.8
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'test/fixedbugs/issue42944.go')
-rw-r--r-- | test/fixedbugs/issue42944.go | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/test/fixedbugs/issue42944.go b/test/fixedbugs/issue42944.go new file mode 100644 index 0000000..bb947bc --- /dev/null +++ b/test/fixedbugs/issue42944.go @@ -0,0 +1,24 @@ +// errorcheck -0 -live + +// Copyright 2020 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 42944: address of callee args area should only be short-lived +// and never across a call. + +package p + +type T [10]int // trigger DUFFCOPY when passing by value, so it uses the address + +func F() { + var x T + var i int + for { + x = G(i) // no autotmp live at this and next calls + H(i, x) + } +} + +func G(int) T +func H(int, T) |