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-rw-r--r--test/fixedbugs/issue20811.go23
1 files changed, 23 insertions, 0 deletions
diff --git a/test/fixedbugs/issue20811.go b/test/fixedbugs/issue20811.go
new file mode 100644
index 0000000..96b61ec
--- /dev/null
+++ b/test/fixedbugs/issue20811.go
@@ -0,0 +1,23 @@
+// run
+
+// 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 20811: slice-in-bound check is lowered incorrectly on
+// amd64p32.
+
+package main
+
+func main() {
+ i := g()
+ _ = "x"[int32(i)]
+ j := g()
+ _ = "x"[:int32(j)]
+}
+
+//go:noinline
+func g() int64 {
+ return 4398046511104
+}
+