Last change
on this file since 351 was 337, checked in by coas-nagasima, 6 years ago |
ASP3版ECNLを追加
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Property svn:eol-style
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native
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Property svn:mime-type
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File size:
332 bytes
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1 | #include <fenv.h>
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2 | #include <math.h>
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3 |
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4 | /* nearbyint is the same as rint, but it must not raise the inexact exception */
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5 |
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6 | double nearbyint(double x)
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7 | {
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8 | #ifdef FE_INEXACT
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9 | #pragma STDC FENV_ACCESS ON
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10 | int e;
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11 |
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12 | e = fetestexcept(FE_INEXACT);
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13 | #endif
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14 | x = rint(x);
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15 | #ifdef FE_INEXACT
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16 | if (!e)
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17 | feclearexcept(FE_INEXACT);
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18 | #endif
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19 | return x;
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20 | }
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