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1 | // ================================================================ // |
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2 | // // |
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3 | // File : gccver.h // |
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4 | // Purpose : central place for gcc-version-dependent defs // |
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5 | // // |
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6 | // Coded by Ralf Westram (coder@reallysoft.de) in December 2012 // |
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7 | // Institute of Microbiology (Technical University Munich) // |
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8 | // http://www.arb-home.de/ // |
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9 | // // |
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10 | // ================================================================ // |
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11 | |
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12 | #ifndef GCCVER_H |
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13 | #define GCCVER_H |
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14 | |
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15 | #ifndef __GNUC__ |
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16 | # error You have to use the gnu compiler! |
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17 | #endif |
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18 | |
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19 | #define GCC_VERSION_CODE ((__GNUC__ * 100) + __GNUC_MINOR__) |
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20 | #define GCC_PATCHLEVEL_CODE ((GCC_VERSION_CODE * 100) + __GNUC_PATCHLEVEL__) |
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21 | |
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22 | // check required gcc version: |
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23 | #if (GCC_PATCHLEVEL_CODE >= 40403) // gcc 4.4.3 or newer |
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24 | # define GCC_VERSION_OK |
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25 | #else |
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26 | # if (GCC_VERSION_CODE >= 402) // gcc 4.2 is ok for clang |
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27 | # ifdef __clang__ |
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28 | # define GCC_VERSION_OK |
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29 | # endif |
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30 | # endif |
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31 | #endif |
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32 | |
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33 | #ifndef GCC_VERSION_OK |
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34 | # error Wrong compiler version (need at least gcc 4.4.3 or clang 4.2) |
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35 | #endif |
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36 | |
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37 | #else |
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38 | #error gccver.h included twice |
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39 | #endif // GCCVER_H |
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