diff options
| author | Ian Moffett <ian@osmora.org> | 2025-07-14 22:39:34 -0400 |
|---|---|---|
| committer | Ian Moffett <ian@osmora.org> | 2025-07-14 23:27:58 -0400 |
| commit | 30634165980deaeead9f4e71e0ff6a5c9d897776 (patch) | |
| tree | 18546a9d493a699eb3ea23ab5cc792d40cf82d7d /lib/libc/src/musl-math/nearbyintf.c | |
| parent | 83acdbef7ae961c2ae296835df3f368573c89eeb (diff) | |
usr: libc: Add math.h + musl math impl portexpt
Signed-off-by: Ian Moffett <ian@osmora.org>
Diffstat (limited to 'lib/libc/src/musl-math/nearbyintf.c')
| -rw-r--r-- | lib/libc/src/musl-math/nearbyintf.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/lib/libc/src/musl-math/nearbyintf.c b/lib/libc/src/musl-math/nearbyintf.c new file mode 100644 index 0000000..092e9ff --- /dev/null +++ b/lib/libc/src/musl-math/nearbyintf.c @@ -0,0 +1,18 @@ +#include <fenv.h> +#include <math.h> + +float nearbyintf(float x) +{ +#ifdef FE_INEXACT + #pragma STDC FENV_ACCESS ON + int e; + + e = fetestexcept(FE_INEXACT); +#endif + x = rintf(x); +#ifdef FE_INEXACT + if (!e) + feclearexcept(FE_INEXACT); +#endif + return x; +} |