Initial commit: Go 1.23 release state

test/nul1.go

@@ -0,0 +1,55 @@
+// errorcheckoutput
+
+// Copyright 2009 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 source files and strings containing NUL and invalid UTF-8.
+
+package main
+
+import (
+	"fmt"
+	"os"
+)
+
+func main() {
+	var s = "\xc2\xff"
+	var t = "\xd0\xfe"
+	var u = "\xab\x00\xfc"
+
+	if len(s) != 2 || s[0] != 0xc2 || s[1] != 0xff ||
+		len(t) != 2 || t[0] != 0xd0 || t[1] != 0xfe ||
+		len(u) != 3 || u[0] != 0xab || u[1] != 0x00 || u[2] != 0xfc {
+		println("BUG: non-UTF-8 string mangled")
+		os.Exit(2)
+	}
+
+	fmt.Print(`
+package main
+
+var x = "in string ` + "\x00" + `"	// ERROR "NUL"
+
+var y = ` + "`in raw string \x00 foo`" + `  // ERROR "NUL"
+
+// in comment ` + "\x00" + `  // ERROR "NUL"
+
+/* in other comment ` + "\x00" + ` */ // ERROR "NUL"
+
+/* in source code */ ` + "\x00" + `// ERROR "NUL"
+
+var xx = "in string ` + "\xc2\xff" + `" // ERROR "UTF-8"
+
+var yy = ` + "`in raw string \xff foo`" + `  // ERROR "UTF-8"
+
+// in comment ` + "\xe2\x80\x01" + `  // ERROR "UTF-8"
+
+/* in other comment ` + "\xe0\x00\x00" + ` */ // ERROR "UTF-8|NUL"
+
+/* in variable name */
+var z` + "\xc1\x81" + ` int // ERROR "UTF-8"
+
+/* in source code */ ` + "var \xc2A int" + `// ERROR "UTF-8"
+
+`)
+}