From e0739d12007f4fabbbef91deee9de9923d5924d8 Mon Sep 17 00:00:00 2001 From: Cherry Zhang Date: Thu, 11 Jul 2019 16:09:50 -0400 Subject: [PATCH] test: add a test for gccgo bug #33062. Gccgo generates incorrect type equality functions for some types. CL 185817 fixes it. This CL adds a test. Updates #33062. Change-Id: Id445c5d44a437512c65c46a029e49b7fc32e4d89 Reviewed-on: https://go-review.googlesource.com/c/go/+/185818 Run-TryBot: Cherry Zhang Reviewed-by: Ian Lance Taylor TryBot-Result: Gobot Gobot --- test/fixedbugs/issue33062.go | 33 +++++++++++++++++++++++++++++++++ 1 file changed, 33 insertions(+) create mode 100644 test/fixedbugs/issue33062.go diff --git a/test/fixedbugs/issue33062.go b/test/fixedbugs/issue33062.go new file mode 100644 index 0000000000..5e6a3581a1 --- /dev/null +++ b/test/fixedbugs/issue33062.go @@ -0,0 +1,33 @@ +// run + +// 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. + +// Issue 33062: gccgo generates incorrect type equality +// functions. + +package main + +type simpleStruct struct { + int + string +} + +type complexStruct struct { + int + simpleStruct +} + +func main() { + x := complexStruct{1, simpleStruct{2, "xxx"}} + ix := interface{}(x) + y := complexStruct{1, simpleStruct{2, "yyy"}} + iy := interface{}(y) + if ix != ix { + panic("FAIL") + } + if ix == iy { + panic("FAIL") + } +} -- 2.50.0