(__ieee754_acoshl): acosh(x) = ln(2x) if x > 2^30.

diff --git a/sysdeps/ieee754/ldbl-96/e_acoshl.c b/sysdeps/ieee754/ldbl-96/e_acoshl.c
index a60704aa29afbfc7273cf8eaf8abda772b63e898..5d4fa1dedaaaf769bb1c081ae0f4e391dd7578c5 100644 (file)
--- a/sysdeps/ieee754/ldbl-96/e_acoshl.c
+++ b/sysdeps/ieee754/ldbl-96/e_acoshl.c
@@ -55,7 +55,7 @@ ln2   = 6.931471805599453094287e-01L; /* 0x3FFE, 0xB17217F7, 0xD1CF79AC */
        GET_LDOUBLE_WORDS(se,i0,i1,x);
        if(se<0x3fff || se & 0x8000) {  /* x < 1 */
            return (x-x)/(x-x);
-       } else if(se >=0x401b) {        /* x > 2**28 */
+       } else if(se >=0x401d) {        /* x > 2**30 */
            if(se >=0x7fff) {           /* x is inf of NaN */
                return x+x;
            } else