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-rw-r--r--src/math/logf.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/src/math/logf.c b/src/math/logf.c
index 285ee615..a4ed697b 100644
--- a/src/math/logf.c
+++ b/src/math/logf.c
@@ -52,7 +52,7 @@ float logf(float x)
i = (ix + (0x95f64<<3)) & 0x800000;
SET_FLOAT_WORD(x, ix|(i^0x3f800000)); /* normalize x or x/2 */
k += i>>23;
- f = x - (float)1.0;
+ f = x - 1.0f;
if ((0x007fffff & (0x8000 + ix)) < 0xc000) { /* -2**-9 <= f < 2**-9 */
if (f == zero) {
if (k == 0)
@@ -60,13 +60,13 @@ float logf(float x)
dk = (float)k;
return dk*ln2_hi + dk*ln2_lo;
}
- R = f*f*((float)0.5 - (float)0.33333333333333333*f);
+ R = f*f*(0.5f - 0.33333333333333333f*f);
if (k == 0)
return f-R;
dk = (float)k;
return dk*ln2_hi - ((R-dk*ln2_lo)-f);
}
- s = f/((float)2.0+f);
+ s = f/(2.0f + f);
dk = (float)k;
z = s*s;
i = ix-(0x6147a<<3);
@@ -77,7 +77,7 @@ float logf(float x)
i |= j;
R = t2 + t1;
if (i > 0) {
- hfsq = (float)0.5*f*f;
+ hfsq = 0.5f * f * f;
if (k == 0)
return f - (hfsq-s*(hfsq+R));
return dk*ln2_hi - ((hfsq-(s*(hfsq+R)+dk*ln2_lo))-f);