Adding upstream version 1.21.8.upstream/1.21.8

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 32 insertions, 0 deletions

diff --git a/test/fixedbugs/issue26043.go b/test/fixedbugs/issue26043.go
new file mode 100644
index 0000000..fe32947
--- /dev/null
+++ b/test/fixedbugs/issue26043.go
@@ -0,0 +1,32 @@
+// 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.
+
+// This program results in a loop inferred to increment
+// j by 0, causing bounds check elimination to attempt
+// something%0, which panics (in the bug).
+
+package q
+
+func f() {
+	var s1 string
+	var b bool
+	if b {
+		b = !b
+		s1 += "a"
+	}
+
+	var s2 string
+	var i, j int
+	if (s1 <= "") || (s2 >= "") {
+		j = len(s1[:6])
+	} else {
+		i = len("b")
+	}
+
+	for j < 0 {
+		j += i
+	}
+}