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-rw-r--r--src/math/atan.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/src/math/atan.c b/src/math/atan.c
index 63b0ab25..4ad4a83c 100644
--- a/src/math/atan.c
+++ b/src/math/atan.c
@@ -114,3 +114,11 @@ double atan(double x)
z = atanhi[id] - (x*(s1+s2) - atanlo[id] - x);
return sign ? -z : z;
}
+
+
+#ifdef TEST
+int
+main(void) {
+ return 0;
+}
+#endif