Enable deprecated API wrappers for _ALT implementation
diff --git a/library/sha512.c b/library/sha512.c
index 97cee07..4d43487 100644
--- a/library/sha512.c
+++ b/library/sha512.c
@@ -277,6 +277,7 @@
 
     return( 0 );
 }
+#endif /* !MBEDTLS_SHA512_PROCESS_ALT */
 
 #if !defined(MBEDTLS_DEPRECATED_REMOVED)
 void mbedtls_sha512_process( mbedtls_sha512_context *ctx,
@@ -285,7 +286,6 @@
     mbedtls_internal_sha512_process( ctx, data );
 }
 #endif
-#endif /* !MBEDTLS_SHA512_PROCESS_ALT */
 
 /*
  * SHA-512 process buffer