Update to opus-HEAD-66611f1.

celt/tests/test_unit_dft.c

 /* Copyright (c) 2008 Xiph.Org Foundation
    Written by Jean-Marc Valin */
 /*
    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 20 matching lines @@
 
 #define SKIP_CONFIG_H
 
 #ifndef CUSTOM_MODES
 #define CUSTOM_MODES
 #endif
 
 #include <stdio.h>
 
 #define CELT_C
+#define TEST_UNIT_DFT_C
 #include "stack_alloc.h"
 #include "kiss_fft.h"
 #include "kiss_fft.c"
 #include "mathops.c"
 #include "entcode.c"
 
 
 #ifndef M_PI
 #define M_PI 3.141592653
 #endif
@@ skipping 104 matching lines @@
         test1d(36,0);
         test1d(36,1);
         test1d(50,0);
         test1d(50,1);
         test1d(120,0);
         test1d(120,1);
 #endif
     }
     return ret;
 }