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Diffstat (limited to 'lib/mlibc/options/ansi/musl-generic-math/nearbyintf.c')
-rw-r--r--lib/mlibc/options/ansi/musl-generic-math/nearbyintf.c18
1 files changed, 18 insertions, 0 deletions
diff --git a/lib/mlibc/options/ansi/musl-generic-math/nearbyintf.c b/lib/mlibc/options/ansi/musl-generic-math/nearbyintf.c
new file mode 100644
index 0000000..092e9ff
--- /dev/null
+++ b/lib/mlibc/options/ansi/musl-generic-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;
+}