X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=src%2Fmath%2Ffmal.c;h=ccbe434d0eae6b883fc07e48bc3b5b79f9c971ff;hb=5652d70054daf3c2c9b6d475fdf9d24a940e51aa;hp=cbaf46ebec926516f3abd6afa7fd76212ff6a4aa;hpb=dbdec9722ee604969dddf51e81f8c9e4a9ce064a;p=musl

diff --git a/src/math/fmal.c b/src/math/fmal.c
index cbaf46eb..ccbe434d 100644
--- a/src/math/fmal.c
+++ b/src/math/fmal.c
@@ -115,7 +115,7 @@ static inline long double add_and_denormalize(long double a, long double b, int
 		if (bits_lost != 1 ^ (int)(u.bits.manl & 1))
 			sum.hi = nextafterl(sum.hi, INFINITY * sum.lo);
 	}
-	return (ldexp(sum.hi, scale));
+	return scalbnl(sum.hi, scale);
 }
 
 /*
@@ -162,6 +162,7 @@ static inline struct dd dd_mul(long double a, long double b)
  */
 long double fmal(long double x, long double y, long double z)
 {
+	#pragma STDC FENV_ACCESS ON
 	long double xs, ys, zs, adj;
 	struct dd xy, r;
 	int oround;
@@ -228,7 +229,7 @@ long double fmal(long double x, long double y, long double z)
 		}
 	}
 	if (spread <= LDBL_MANT_DIG * 2)
-		zs = ldexpl(zs, -spread);
+		zs = scalbnl(zs, -spread);
 	else
 		zs = copysignl(LDBL_MIN, zs);
 
@@ -254,7 +255,7 @@ long double fmal(long double x, long double y, long double z)
 		 */
 		fesetround(oround);
 		volatile long double vzs = zs; /* XXX gcc CSE bug workaround */
-		return (xy.hi + vzs + ldexpl(xy.lo, spread));
+		return xy.hi + vzs + scalbnl(xy.lo, spread);
 	}
 
 	if (oround != FE_TONEAREST) {
@@ -264,13 +265,13 @@ long double fmal(long double x, long double y, long double z)
 		 */
 		fesetround(oround);
 		adj = r.lo + xy.lo;
-		return (ldexpl(r.hi + adj, spread));
+		return scalbnl(r.hi + adj, spread);
 	}
 
 	adj = add_adjusted(r.lo, xy.lo);
 	if (spread + ilogbl(r.hi) > -16383)
-		return (ldexpl(r.hi + adj, spread));
+		return scalbnl(r.hi + adj, spread);
 	else
-		return (add_and_denormalize(r.hi, adj, spread));
+		return add_and_denormalize(r.hi, adj, spread);
 }
 #endif