cmd/compile: add test for fixed ICE on untyped conversion

The ICE reported as #33308 was fixed by a related CL; this change adds a regression test with the crasher. Fixes #33308 Change-Id: I3260075dbe3823b56b8825e6269e57a0fad185a6 Reviewed-on: https://go-review.googlesource.com/c/go/+/243458 Reviewed-by: Matthew Dempsky <[email protected]>
golang · Jul 20, 2020 · 11f92e9 · 11f92e9
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commit 11f92e9
Showing 1 changed file with 12 additions and 0 deletions.
diff --git a/test/fixedbugs/issue33308.go b/test/fixedbugs/issue33308.go
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+// errorcheck
+
+// 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.
+
+// Test that the compiler does not crash on a []byte conversion of an
+// untyped expression.
+package p
+
+var v uint
+var x = []byte((1 << v) + 1) // ERROR "cannot convert"