From 73df946d56c74384511a194dd01dbe099584fd1a Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 28 Apr 2024 15:14:23 +0200 Subject: Adding upstream version 1.16.10. Signed-off-by: Daniel Baumann --- test/fixedbugs/issue25516.go | 26 ++++++++++++++++++++++++++ 1 file changed, 26 insertions(+) create mode 100644 test/fixedbugs/issue25516.go (limited to 'test/fixedbugs/issue25516.go') diff --git a/test/fixedbugs/issue25516.go b/test/fixedbugs/issue25516.go new file mode 100644 index 0000000..8326ef9 --- /dev/null +++ b/test/fixedbugs/issue25516.go @@ -0,0 +1,26 @@ +// compile + +// 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. + +// Make sure dead write barriers are handled correctly. + +package main + +func f(p **int) { + // The trick here is to eliminate the block containing the write barrier, + // but only after the write barrier branches are inserted. + // This requires some delicate code. + i := 0 + var b []bool + var s string + for true { + if b[i] { + var a []string + s = a[len(s)] + i = 0 + } + *p = nil + } +} -- cgit v1.2.3