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

[libm] / src / math / __fpclassifyl.c

diff --git a/src/math/__fpclassifyl.c b/src/math/__fpclassifyl.c
index daeeaab..c886e5a 100644 (file)
--- a/src/math/__fpclassifyl.c
+++ b/src/math/__fpclassifyl.c
@@ -1,8 +1,8 @@
 #include "libm.h"
 
-#if LD64
+#if LDBL_MANT_DIG == 53 && LDBL_MAX_EXP == 1024
 
-#elif LD80
+#elif LDBL_MANT_DIG == 64 && LDBL_MAX_EXP == 16384
 int __fpclassifyl(long double x)
 {
        union ldshape u = { x };
@@ -10,10 +10,10 @@ int __fpclassifyl(long double x)
        if (!e)
                return u.bits.m ? FP_SUBNORMAL : FP_ZERO;
        if (e == 0x7fff)
-               return u.bits.m & ~(uint64_t)1<<63 ? FP_NAN : FP_INFINITE;
+               return u.bits.m & ~((uint64_t)1<<63) ? FP_NAN : FP_INFINITE;
        return u.bits.m & (uint64_t)1<<63 ? FP_NORMAL : FP_NAN;
 }
-#elif LD128
+#elif LDBL_MANT_DIG == 113 && LDBL_MAX_EXP == 16384
 int __fpclassifyl(long double x)
 {
        union ldshape u = { x };