math: use 0x1p-120f and 0x1p120f for tiny and huge values

[musl] / src / math / asin.c

diff --git a/src/math/asin.c b/src/math/asin.c
index a1906b0..d61c04b 100644 (file)
--- a/src/math/asin.c
+++ b/src/math/asin.c
@@ -77,14 +77,14 @@ double asin(double x)
                GET_LOW_WORD(lx, x);
                if ((ix-0x3ff00000 | lx) == 0)
                        /* asin(1) = +-pi/2 with inexact */
-                       return x*pio2_hi + 0x1p-1000;
+                       return x*pio2_hi + 0x1p-120f;
                return 0/(x-x);
        }
        /* |x| < 0.5 */
        if (ix < 0x3fe00000) {
                if (ix < 0x3e500000) {
                        /* |x|<0x1p-26, return x with inexact if x!=0*/
-                       FORCE_EVAL(x + 0x1p1000);
+                       FORCE_EVAL(x + 0x1p120f);
                        return x;
                }
                return x + x*R(x*x);