diff options
Diffstat (limited to 'lib/mlibc/options/ansi/musl-generic-math/nearbyintl.c')
-rw-r--r-- | lib/mlibc/options/ansi/musl-generic-math/nearbyintl.c | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/lib/mlibc/options/ansi/musl-generic-math/nearbyintl.c b/lib/mlibc/options/ansi/musl-generic-math/nearbyintl.c new file mode 100644 index 0000000..8285249 --- /dev/null +++ b/lib/mlibc/options/ansi/musl-generic-math/nearbyintl.c @@ -0,0 +1,26 @@ +#include <math.h> +#include <float.h> + +#if LDBL_MANT_DIG == 53 && LDBL_MAX_EXP == 1024 +long double nearbyintl(long double x) +{ + return nearbyint(x); +} +#else +#include <fenv.h> +long double nearbyintl(long double x) +{ +#ifdef FE_INEXACT + #pragma STDC FENV_ACCESS ON + int e; + + e = fetestexcept(FE_INEXACT); +#endif + x = rintl(x); +#ifdef FE_INEXACT + if (!e) + feclearexcept(FE_INEXACT); +#endif + return x; +} +#endif |