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

[libm] / src / math / acoshl.c

diff --git a/src/math/acoshl.c b/src/math/acoshl.c
index 9e37a38..d8310a7 100644 (file)
--- a/src/math/acoshl.c
+++ b/src/math/acoshl.c
@@ -25,12 +25,12 @@
 
 #include "libm.h"
 
-#if LD64
+#if LDBL_MANT_DIG == 53 && LDBL_MAX_EXP == 1024
 long double acoshl(long double x)
 {
        return acosh(x);
 }
-#elif LD80
+#elif LDBL_MANT_DIG == 64 && LDBL_MAX_EXP == 16384
 static const long double
 one = 1.0,
 ln2 = 6.931471805599453094287e-01L; /* 0x3FFE, 0xB17217F7, 0xD1CF79AC */