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AK: Add a helper macro to temporarily ignore diagnostics with _Pragma()

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Linus Groh 2022-12-06 18:18:26 +00:00
parent 6e4f886999
commit d2e143eec7
1 changed files with 22 additions and 0 deletions
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AK/Diagnostics.h Normal file
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/*
* Copyright (c) 2022, Linus Groh <linusg@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
// Needed to turn the 'name' token and the preceding 'GCC diagnostic ignored'
// into a single string literal, it won't accept "foo"#bar concatenation.
#define _AK_PRAGMA(x) _Pragma(#x)
#define AK_PRAGMA(x) _AK_PRAGMA(x)
// Helper macro to temporarily disable a diagnostic for the given statement.
// Using _Pragma() makes it possible to use this in other macros as well (and
// allows us to define it as a macro in the first place).
// NOTE: 'GCC' is also recognized by clang.
#define AK_IGNORE_DIAGNOSTIC(name, statement) \
AK_PRAGMA(GCC diagnostic push); \
AK_PRAGMA(GCC diagnostic ignored name); \
statement; \
AK_PRAGMA(GCC diagnostic pop);