squash a1d59bde Do not define struct in place, gcc 9.4 does not seem to like this

radio/COMMON/common_lib.h

@@ -181,6 +181,11 @@ typedef enum {
 /*! \brief defines the direction of each symbol. Int values intentional and
  * analogous to FAPI/FHI 7.2 */
 typedef enum { SYMBOL_DIR_DL = 0, SYMBOL_DIR_UL = 1, SYMBOL_DIR_GU = 2 } symbol_direction_t;
+/*! \brief defines the direction of all symbols in one slot, hence defining the
+ * format of the entire slot */
+typedef struct slot_format {
+  symbol_direction_t sym_dir[14];
+} slot_format_t;
 /*! \brief Contains information about PRACH and Frame structure, for
  * initialization of split 7 radios which reuses the interface of split 8.
  */
@@ -192,9 +197,7 @@ typedef struct split7_config {
   /*! the TDD period length, if TDD indicated in parent struct */
   int n_tdd_period;
   /*! TDD frame structure, if TDD indicated */
-  struct {
-    symbol_direction_t sym_dir[14];
-  } slots[160];
+  slot_format_t slots[160];
 } split7_config_t;
 
 /*! \brief RF frontend parameters set by application */