use #if LDBL_MANT_DIG == ... instead of custom LD80 etc macros

[libm] / src / math / copysignl.c

diff --git a/src/math/copysignl.c b/src/math/copysignl.c
index 93cb1c5..72a2148 100644 (file)
--- a/src/math/copysignl.c
+++ b/src/math/copysignl.c
@@ -1,11 +1,11 @@
 #include "libm.h"
 
 #include "libm.h"
 

-#if LD64
+#if LDBL_MANT_DIG == 53 && LDBL_MAX_EXP == 1024

 long double copysignl(long double x, long double y)
 {
        return copysign(x, y);
 }
 long double copysignl(long double x, long double y)
 {
        return copysign(x, y);
 }

-#elif LD80 || LD128
+#elif (LDBL_MANT_DIG == 64 || LDBL_MANT_DIG == 113) && LDBL_MAX_EXP == 16384

 long double copysignl(long double x, long double y)
 {
        union ldshape ux = {x}, uy = {y};
 long double copysignl(long double x, long double y)
 {
        union ldshape ux = {x}, uy = {y};