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21 lines
261 B
C
21 lines
261 B
C
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#ifndef NAN_INF_H
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#define NAN_INF_H
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#include <math.h>
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#ifdef sun
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#include <ieeefp.h>
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#define ISNAN(x) ((sizeof(x)==sizeof(float))?isnanf(x):isnand(x))
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#define ISINF(x) (!finite(x))
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#else
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#define ISNAN(x) isnan(x)
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#define ISINF(x) isinf(x)
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#endif
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#endif
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