gcc/testsuite/go.test/test/runtime.go

   1 // errorcheck
   2
   3 // Copyright 2009 The Go Authors.  All rights reserved.
   4 // Use of this source code is governed by a BSD-style
   5 // license that can be found in the LICENSE file.
   6
   7 // Test that even if a file imports runtime,
   8 // it cannot get at the low-level runtime definitions
   9 // known to the compiler.  For normal packages
  10 // the compiler doesn't even record the lower case
  11 // functions in its symbol table, but some functions
  12 // in runtime are hard-coded into the compiler.
  13 // Does not compile.
  14
  15 package main
  16
  17 import "runtime"
  18
  19 func main() {
  20         runtime.printbool(true) // ERROR "unexported"
  21 }