test: add test for fixed internal compiler error

Updates #35157 (the bug there was fixed by CL200861)

Change-Id: I67069207b4cdc2ad4a475dd0bbc8555ecc5f534f
Reviewed-on: https://go-review.googlesource.com/c/go/+/203598
Run-TryBot: Giovanni Bajo <rasky@develer.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Alberto Donizetti <alb.donizetti@gmail.com>

diff --git a/test/fixedbugs/issue35157.go b/test/fixedbugs/issue35157.go
new file mode 100644 (file)
index 0000000..c9c4899
--- /dev/null
+++ b/test/fixedbugs/issue35157.go
@@ -0,0 +1,20 @@
+// compile
+
+// Copyright 2019 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.
+
+package p
+
+func f() {
+       var i int
+       var b *bool
+       var s0, s1, s2 string
+
+       if *b {
+               s2 = s2[:1]
+               i = 1
+       }
+       s1 = s1[i:-i+i] + s1[-i+i:i+2]
+       s1 = s0[i:-i]
+}