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-rw-r--r--src/math/atan2f.c5
1 files changed, 2 insertions, 3 deletions
diff --git a/src/math/atan2f.c b/src/math/atan2f.c
index 19b134dc..96839cba 100644
--- a/src/math/atan2f.c
+++ b/src/math/atan2f.c
@@ -18,7 +18,6 @@
 static const volatile float
 tiny = 1.0e-30;
 static const float
-zero = 0.0,
 pi_o_4 = 7.8539818525e-01, /* 0x3f490fdb */
 pi_o_2 = 1.5707963705e+00, /* 0x3fc90fdb */
 pi     = 3.1415927410e+00; /* 0x40490fdb */
@@ -63,8 +62,8 @@ float atan2f(float y, float x)
 			}
 		} else {
 			switch (m) {
-			case 0: return  zero;    /* atan(+...,+INF) */
-			case 1: return -zero;    /* atan(-...,+INF) */
+			case 0: return  0.0f;    /* atan(+...,+INF) */
+			case 1: return -0.0f;    /* atan(-...,+INF) */
 			case 2: return  pi+tiny; /* atan(+...,-INF) */
 			case 3: return -pi-tiny; /* atan(-...,-INF) */
 			}