27f3618a60
<131e878664>
"Print nullptr_t namespace qualified within std::"
Change-Id: Idb3ebceadfa5a831429b8c3239de426e599eb9c6
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/122459
Tested-by: Jenkins
Reviewed-by: Stephan Bergmann <sbergman@redhat.com>
70 lines
2.4 KiB
C++
70 lines
2.4 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4; fill-column: 100 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*/
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#include <sal/config.h>
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#include <cassert>
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#include <sal/types.h>
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#pragma clang diagnostic ignored "-Wnull-conversion"
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enum E
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{
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E0,
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E1,
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E2
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};
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int const c1 = 1;
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constexpr int c2 = 2;
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struct S
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{
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S()
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// expected-error-re@+1 {{implicit conversion of constant {{nullptr|0}} of type '{{(std::)?}}nullptr_t' to 'bool'; use 'false' instead [loplugin:consttobool]}}
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: b(nullptr)
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{
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}
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bool b;
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};
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int main()
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{
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bool b;
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// expected-error@+1 {{implicit conversion of constant 0 of type 'int' to 'bool'; use 'false' instead [loplugin:consttobool]}}
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b = 0;
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// expected-error@+1 {{implicit conversion of constant 1 of type 'sal_Bool' (aka 'unsigned char') to 'bool'; use 'true' instead [loplugin:consttobool]}}
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b = sal_True;
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// expected-error@+1 {{implicit conversion of constant 1.000000e+00 of type 'double' to 'bool'; use 'true' instead [loplugin:consttobool]}}
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b = 1.0;
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// expected-error@+1 {{implicit conversion of constant 2 of type 'E' to 'bool'; use 'true' instead [loplugin:consttobool]}}
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b = E2;
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// expected-error@+1 {{implicit conversion of constant 97 of type 'char' to 'bool'; use 'true' instead [loplugin:consttobool]}}
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b = 'a';
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// expected-error@+1 {{implicit conversion of constant 1 of type 'int' to 'bool'; use 'true' instead [loplugin:consttobool]}}
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b = c1;
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// expected-error@+1 {{implicit conversion of constant 2 of type 'int' to 'bool'; use 'true' instead [loplugin:consttobool]}}
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b = c2;
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// expected-error@+1 {{implicit conversion of constant 3 of type 'int' to 'bool'; use 'true' instead [loplugin:consttobool]}}
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b = (c1 | c2);
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#if !defined NDEBUG
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assert(b); // no warnings from within assert macro itself
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assert(b && "msg"); // no warnings for `&& "msg"`
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if (b)
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{
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assert(!"msg"); // no warnings for `!"msg"`
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}
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// expected-error@+1 {{implicit conversion of constant &"msg"[0] of type 'const char *' to 'bool'; use 'true' instead [loplugin:consttobool]}}
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assert("msg");
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#endif
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}
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/* vim:set shiftwidth=4 softtabstop=4 expandtab cinoptions=b1,g0,N-s cinkeys+=0=break: */
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