diff options
Diffstat (limited to 'nuttx/lib/math/lib_atan.c')
-rw-r--r-- | nuttx/lib/math/lib_atan.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/nuttx/lib/math/lib_atan.c b/nuttx/lib/math/lib_atan.c index 2b7f6e3a6..b4db8fb31 100644 --- a/nuttx/lib/math/lib_atan.c +++ b/nuttx/lib/math/lib_atan.c @@ -40,7 +40,7 @@ * Public Functions ************************************************************************/ -#if CONFIG_HAVE_DOUBLE +#ifdef CONFIG_HAVE_DOUBLE double atan(double x) { return asin(x / sqrt(x * x + 1)); |