12 lines
197 B
C
12 lines
197 B
C
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__IsNan(double d)
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{
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#if defined(vax) || defined(pdp)
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#else
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float f = d;
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if ((*((long *) &f) & 0x7f800000) == 0x7f800000 &&
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(*((long *) &f) & 0x007fffff) != 0) return 1;
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#endif
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return 0;
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}
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