1 files changed, 1 insertions, 0 deletions

diff --git a/src/arch/neon.h b/src/arch/neon.h
index 47dc147..19f6f9d 100644
--- a/src/arch/neon.h
+++ b/src/arch/neon.h
@@ -28,6 +28,7 @@ STATIC_INLINE uint8x8_t compose_corners_slim(uint8x8_t, uint8x8_t);
 
 /* TODO: optimize this (use intrinsics?) */
 STATIC_INLINE int
+popcount_u32(uint32_t x)
 {
         int ret;