Update to opus-HEAD-66611f1.

celt/arm/pitch_arm.h

 /* Copyright (c) 2010 Xiph.Org Foundation
  * Copyright (c) 2013 Parrot */
 /*
    Redistribution and use in source and binary forms, with or without
    modification, are permitted provided that the following conditions
    are met:
 
    - Redistributions of source code must retain the above copyright
    notice, this list of conditions and the following disclaimer.
 
@@ skipping 34 matching lines @@
 opus_val32 celt_pitch_xcorr_edsp(const opus_val16 *_x, const opus_val16 *_y,
     opus_val32 *xcorr, int len, int max_pitch);
 #  endif
 
 #  if !defined(OPUS_HAVE_RTCD)
 #   define OVERRIDE_PITCH_XCORR (1)
 #   define celt_pitch_xcorr(_x, _y, xcorr, len, max_pitch, arch) \
   ((void)(arch),PRESUME_NEON(celt_pitch_xcorr)(_x, _y, xcorr, len, max_pitch))
 #  endif
 
-# endif
+#else /* Start !FIXED_POINT */
+/* Float case */
+#if defined(OPUS_ARM_NEON_INTR)
+void celt_pitch_xcorr_float_neon(const opus_val16 *_x, const opus_val16 *_y,
+                                 opus_val32 *xcorr, int len, int max_pitch);
+#if !defined(OPUS_HAVE_RTCD)
+#define OVERRIDE_PITCH_XCORR (1)
+#   define celt_pitch_xcorr(_x, _y, xcorr, len, max_pitch, arch) \
+   ((void)(arch),celt_pitch_xcorr_float_neon(_x, _y, xcorr, len, max_pitch))
+#endif
+#endif
 
+#endif /* end !FIXED_POINT */
 #endif