From 82539ad8d59729fb45b0bb0edda8f2bddb719eb1 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 28 Apr 2024 15:15:26 +0200 Subject: Adding upstream version 1.17.13. Signed-off-by: Daniel Baumann --- test/interface/noeq.go | 40 ++++++++++++++++++++++++++++++++++++++++ 1 file changed, 40 insertions(+) create mode 100644 test/interface/noeq.go (limited to 'test/interface/noeq.go') diff --git a/test/interface/noeq.go b/test/interface/noeq.go new file mode 100644 index 0000000..bb36893 --- /dev/null +++ b/test/interface/noeq.go @@ -0,0 +1,40 @@ +// run + +// Copyright 2011 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 run-time error detection for interface values containing types +// that cannot be compared for equality. + +package main + +func main() { + cmp(1) + + var ( + m map[int]int + s struct{ x []int } + f func() + ) + noCmp(m) + noCmp(s) + noCmp(f) +} + +func cmp(x interface{}) bool { + return x == x +} + +func noCmp(x interface{}) { + shouldPanic(func() { cmp(x) }) +} + +func shouldPanic(f func()) { + defer func() { + if recover() == nil { + panic("function should panic") + } + }() + f() +} -- cgit v1.2.3