From 73df946d56c74384511a194dd01dbe099584fd1a Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 28 Apr 2024 15:14:23 +0200
Subject: Adding upstream version 1.16.10.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 test/ddd1.go | 64 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 64 insertions(+)
 create mode 100644 test/ddd1.go

(limited to 'test/ddd1.go')

diff --git a/test/ddd1.go b/test/ddd1.go
new file mode 100644
index 0000000..01b9c0e
--- /dev/null
+++ b/test/ddd1.go
@@ -0,0 +1,64 @@
+// errorcheck
+
+// Copyright 2010 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.
+
+// Verify that illegal uses of ... are detected.
+// Does not compile.
+
+package main
+
+import "unsafe"
+
+func sum(args ...int) int { return 0 }
+
+var (
+	_ = sum(1, 2, 3)
+	_ = sum()
+	_ = sum(1.0, 2.0)
+	_ = sum(1.5)      // ERROR "integer"
+	_ = sum("hello")  // ERROR ".hello. .type untyped string. as type int|incompatible"
+	_ = sum([]int{1}) // ERROR "\[\]int{...}.*as type int|incompatible"
+)
+
+func sum3(int, int, int) int { return 0 }
+func tuple() (int, int, int) { return 1, 2, 3 }
+
+var (
+	_ = sum(tuple())
+	_ = sum(tuple()...) // ERROR "multiple-value"
+	_ = sum3(tuple())
+	_ = sum3(tuple()...) // ERROR "multiple-value"
+)
+
+type T []T
+
+func funny(args ...T) int { return 0 }
+
+var (
+	_ = funny(nil)
+	_ = funny(nil, nil)
+	_ = funny([]T{}) // ok because []T{} is a T; passes []T{[]T{}}
+)
+
+func Foo(n int) {}
+
+func bad(args ...int) {
+	print(1, 2, args...)	// ERROR "[.][.][.]"
+	println(args...)	// ERROR "[.][.][.]"
+	ch := make(chan int)
+	close(ch...)	// ERROR "[.][.][.]"
+	_ = len(args...)	// ERROR "[.][.][.]"
+	_ = new(int...)	// ERROR "[.][.][.]"
+	n := 10
+	_ = make([]byte, n...)	// ERROR "[.][.][.]"
+	_ = make([]byte, 10 ...)	// ERROR "[.][.][.]"
+	var x int
+	_ = unsafe.Pointer(&x...)	// ERROR "[.][.][.]"
+	_ = unsafe.Sizeof(x...)	// ERROR "[.][.][.]"
+	_ = [...]byte("foo") // ERROR "[.][.][.]"
+	_ = [...][...]int{{1,2,3},{4,5,6}}	// ERROR "[.][.][.]"
+
+	Foo(x...) // ERROR "invalid use of .*[.][.][.]"
+}
-- 
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