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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 16:51:28 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 16:51:28 +0000 |
commit | 940b4d1848e8c70ab7642901a68594e8016caffc (patch) | |
tree | eb72f344ee6c3d9b80a7ecc079ea79e9fba8676d /compilerplugins/clang/test/simplifyconstruct.cxx | |
parent | Initial commit. (diff) | |
download | libreoffice-940b4d1848e8c70ab7642901a68594e8016caffc.tar.xz libreoffice-940b4d1848e8c70ab7642901a68594e8016caffc.zip |
Adding upstream version 1:7.0.4.upstream/1%7.0.4upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | compilerplugins/clang/test/simplifyconstruct.cxx | 88 |
1 files changed, 88 insertions, 0 deletions
diff --git a/compilerplugins/clang/test/simplifyconstruct.cxx b/compilerplugins/clang/test/simplifyconstruct.cxx new file mode 100644 index 000000000..d44738f78 --- /dev/null +++ b/compilerplugins/clang/test/simplifyconstruct.cxx @@ -0,0 +1,88 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4; fill-column: 100 -*- */ +/* + * This file is part of the LibreOffice project. + * + * This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. + */ + +#include <memory> +#include <rtl/ref.hxx> +#include <tools/gen.hxx> + +namespace test1 +{ +struct Foo +{ + void acquire(); + void release(); +}; +class Foo1 +{ + std::unique_ptr<int> m_pbar1; + rtl::Reference<Foo> m_pbar2; + Foo1() + : m_pbar1(nullptr) + // expected-error@-1 {{no need to explicitly init an instance of 'std::unique_ptr<int>' with nullptr, just use default constructor [loplugin:simplifyconstruct]}} + , m_pbar2(nullptr) + // expected-error@-1 {{no need to explicitly init an instance of 'rtl::Reference<Foo>' with nullptr, just use default constructor [loplugin:simplifyconstruct]}} + { + } +}; +} + +// no warning expected when using std::unique_ptr constructor with a custom deleter +namespace test2 +{ +struct ITypeLib +{ +}; +struct IUnknown +{ + void Release(); +}; +void func2() +{ + std::unique_ptr<IUnknown, void (*)(IUnknown * p)> aITypeLibGuard(nullptr, [](IUnknown* p) { + if (p) + p->Release(); + }); +} +} + +namespace test3 +{ +struct Foo +{ + void acquire(); + void release(); +}; +void f(Foo* f) +{ + // expected-error@+1 {{simplify [loplugin:simplifyconstruct]}} + rtl::Reference<Foo> x = rtl::Reference(f); +} +} + +// no warning expected +namespace test4 +{ +struct Foo +{ + void acquire(); + void release(); +}; +void f(Foo* f) { auto x = rtl::Reference(f); } +} + +namespace test5 +{ +void f() +{ + // expected-error@+1 {{simplify [loplugin:simplifyconstruct]}} + tools::Rectangle x = tools::Rectangle(10, 10, 10, 10); + (void)x; +} +} +/* vim:set shiftwidth=4 softtabstop=4 expandtab cinoptions=b1,g0,N-s cinkeys+=0=break: */ |