math cleanup: use 1.0f instead of (float)1.0

[musl] / src / math / jnf.c

diff --git a/src/math/jnf.c b/src/math/jnf.c
index 7db93ae..648db32 100644 (file)
--- a/src/math/jnf.c
+++ b/src/math/jnf.c
@@ -64,7 +64,7 @@ float jnf(int n, float x)
                        if (n > 33)  /* underflow */
                                b = zero;
                        else {
-                               temp = x*(float)0.5;
+                               temp = 0.5f * x;
                                b = temp;
                                for (a=one,i=2; i<=n; i++) {
                                        a *= (float)i;    /* a = n! */
@@ -106,13 +106,13 @@ float jnf(int n, float x)
                        float q0,q1,h,tmp;
                        int32_t k,m;
 
-                       w = (n+n)/(float)x;
-                       h = (float)2.0/(float)x;
+                       w = (n+n)/x;
+                       h = 2.0f/x;
                        z = w+h;
                        q0 = w;
-                       q1 = w*z - (float)1.0;
+                       q1 = w*z - 1.0f;
                        k = 1;
-                       while (q1 < (float)1.0e9) {
+                       while (q1 < 1.0e9f) {
                                k += 1;
                                z += h;
                                tmp = z*q1 - q0;
@@ -135,7 +135,7 @@ float jnf(int n, float x)
                        tmp = n;
                        v = two/x;
                        tmp = tmp*logf(fabsf(v*tmp));
-                       if (tmp < (float)8.8721679688e+01) {
+                       if (tmp < 88.721679688f) {
                                for (i=n-1,di=(float)(i+i); i>0; i--) {
                                        temp = b;
                                        b *= di;
@@ -151,7 +151,7 @@ float jnf(int n, float x)
                                        a = temp;
                                        di -= two;
                                        /* scale b to avoid spurious overflow */
-                                       if (b > (float)1e10) {
+                                       if (b > 1e10f) {
                                                a /= b;
                                                t /= b;
                                                b = one;