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

[libm] / src / math / log10l.c

diff --git a/src/math/log10l.c b/src/math/log10l.c
index 12c71f6..3a85883 100644 (file)
--- a/src/math/log10l.c
+++ b/src/math/log10l.c
@@ -59,12 +59,12 @@
 
 #include "libm.h"
 
-#if LD64
+#if LDBL_MANT_DIG == 53 && LDBL_MAX_EXP == 1024
 long double log10l(long double x)
 {
        return log10(x);
 }
-#elif LD80
+#elif LDBL_MANT_DIG == 64 && LDBL_MAX_EXP == 16384
 /* Coefficients for log(1+x) = x - x**2/2 + x**3 P(x)/Q(x)
  * 1/sqrt(2) <= x < sqrt(2)
  * Theoretical peak relative error = 6.2e-22