compilerplugins/clang/test/staticvar.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 <config_clang.h>
  11 #include <sal/config.h>
  12 #include <rtl/ustring.hxx>
  13
  14 #include <string_view>
  15
  16 struct S1
  17 {
  18     int x, y;
  19 };
  20
  21 S1 const& f1(int a)
  22 {
  23     static S1 s1[]{
  24         // expected-error@-1 {{var should be static const, or allowlisted [loplugin:staticvar]}}
  25         { 1, 1 }
  26     };
  27     // no warning expected
  28     const S1 s2[]{ { a, 1 } };
  29     (void)s2;
  30     return s1[0];
  31 }
  32
  33 struct S2
  34 {
  35     OUString x;
  36 };
  37
  38 S2 const& f2()
  39 {
  40     static S2 const s1[]{
  41         // expected-error@-1 {{static const var requires runtime initialization? [loplugin:staticvar]}}
  42         { "xxx" }
  43     };
  44     return s1[0];
  45 }
  46
  47 // no warning expected
  48 S2 const& f3()
  49 {
  50     static S2 s1[]{ { "xxx" } };
  51     return s1[0];
  52 }
  53
  54 // no warning expected
  55 struct S4
  56 {
  57     std::u16string_view const cName;
  58     bool const bCanBeVisible;
  59 };
  60 S4 const& f4()
  61 {
  62     static const S4 s1[] = {
  63         { std::u16string_view(u"/DocColor"), false },
  64     };
  65     return s1[0];
  66 }
  67
  68 struct S5
  69 {
  70     bool const bCanBeVisible;
  71 };
  72 void f5(bool b)
  73 {
  74     const S5 s1[] = {
  75         { b },
  76     };
  77     (void)s1;
  78 }
  79
  80 /* vim:set shiftwidth=4 softtabstop=4 expandtab cinoptions=b1,g0,N-s cinkeys+=0=break: */