X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=include%2Fmath.h;h=14f28ec8c646596aee2d78c662a65584def559a1;hb=718f363bc2067b6487900eddc9180c84e7739f80;hp=ec04a8a7d1a70c6ac39dbea8c317753055915012;hpb=5d01ab4ac64b913c537e91f7c01d5c8e910151da;p=musl

diff --git a/include/math.h b/include/math.h
index ec04a8a7..14f28ec8 100644
--- a/include/math.h
+++ b/include/math.h
@@ -16,7 +16,7 @@ extern "C" {
 #define INFINITY  __builtin_inff()
 #else
 #define NAN       (0.0f/0.0f)
-#define INFINITY  1e40f
+#define INFINITY  1e5000f
 #endif
 
 #define HUGE_VALF INFINITY
@@ -27,7 +27,7 @@ extern "C" {
 #define MATH_ERREXCEPT 2
 #define math_errhandling 2
 
-#define FP_ILOGBNAN (-1-(int)(((unsigned)-1)>>1))
+#define FP_ILOGBNAN (-1-0x7fffffff)
 #define FP_ILOGB0 FP_ILOGBNAN
 
 #define FP_NAN       0
@@ -36,18 +36,32 @@ extern "C" {
 #define FP_SUBNORMAL 3
 #define FP_NORMAL    4
 
+#ifdef __FP_FAST_FMA
+#define FP_FAST_FMA 1
+#endif
+
+#ifdef __FP_FAST_FMAF
+#define FP_FAST_FMAF 1
+#endif
+
+#ifdef __FP_FAST_FMAL
+#define FP_FAST_FMAL 1
+#endif
+
 int __fpclassify(double);
 int __fpclassifyf(float);
 int __fpclassifyl(long double);
 
 static __inline unsigned __FLOAT_BITS(float __f)
 {
-	union {float __f; unsigned __i;} __u = {__f};
+	union {float __f; unsigned __i;} __u;
+	__u.__f = __f;
 	return __u.__i;
 }
 static __inline unsigned long long __DOUBLE_BITS(double __f)
 {
-	union {double __f; unsigned long long __i;} __u = {__f};
+	union {double __f; unsigned long long __i;} __u;
+	__u.__f = __f;
 	return __u.__i;
 }