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Suppress empty-variadic macros warning under GCC

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Martin Hořeňovský 2020-02-22 20:23:57 +01:00
parent e9caeb7d0b
commit e601a5dc4f
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1 changed files with 7 additions and 0 deletions
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7
src/catch2/catch_preprocessor.hpp
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@ -9,6 +9,13 @@
#ifndef TWOBLUECUBES_CATCH_PREPROCESSOR_HPP_INCLUDED
#define TWOBLUECUBES_CATCH_PREPROCESSOR_HPP_INCLUDED
#if defined(__GNUC__)
// We need to silence "empty __VA_ARGS__ warning", and using just _Pragma does not work
#pragma GCC system_header
#endif
#define CATCH_RECURSION_LEVEL0(...) __VA_ARGS__
#define CATCH_RECURSION_LEVEL1(...) CATCH_RECURSION_LEVEL0(CATCH_RECURSION_LEVEL0(CATCH_RECURSION_LEVEL0(__VA_ARGS__)))
#define CATCH_RECURSION_LEVEL2(...) CATCH_RECURSION_LEVEL1(CATCH_RECURSION_LEVEL1(CATCH_RECURSION_LEVEL1(__VA_ARGS__)))