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check for unsupported compilers

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Niels
2016-06-28 22:09:22 +02:00
parent 7ffa07e3a3
commit dc479b3f9d
2 changed files with 28 additions and 0 deletions
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14
src/json.hpp
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@ -53,6 +53,20 @@ SOFTWARE.
#include <utility>
#include <vector>
// exclude unsupported compilers
#if defined(__clang__)
#define CLANG_VERSION (__clang_major__ * 10000 + __clang_minor__ * 100 + __clang_patchlevel__)
#if CLANG_VERSION < 34000
#error "unsupported Clang version - see https://github.com/nlohmann/json#supported-compilers"
#endif
#endif
#if defined(__GNUC__)
#define GCC_VERSION (__GNUC__ * 10000 + __GNUC_MINOR__ * 100 + __GNUC_PATCHLEVEL__)
#if GCC_VERSION < 48000
#error "unsupported GCC version - see https://github.com/nlohmann/json#supported-compilers"
#endif
#endif
// disable float-equal warnings on GCC/clang
#if defined(__clang__) || defined(__GNUC__) || defined(__GNUG__)
#pragma GCC diagnostic push