compilerplugins/clang/test/rangedforcopy.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4; fill-column: 100 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  */
   9
  10 #include <vector>
  11
  12 struct S
  13 {
  14     int i1;
  15     int i2;
  16 };
  17
  18 void f(S const (&a)[2])
  19 {
  20     // expected-error-re@+1 {{Loop variable passed by value, pass by reference instead, e.g. 'const {{(struct )?}}S&' [loplugin:rangedforcopy]}}
  21     for (auto i : a)
  22     {
  23         (void)i;
  24     }
  25     for (auto[i1, i2] : a)
  26     {
  27         (void)i1;
  28         (void)i2;
  29     }
  30 }
  31
  32 void f(std::vector<bool> const& v)
  33 {
  34     for (auto b : v)
  35     {
  36         (void)b;
  37     }
  38 }
  39
  40 /* vim:set shiftwidth=4 softtabstop=4 expandtab cinoptions=b1,g0,N-s cinkeys+=0=break: */