branches/zip: Make ibuf_validate_low() static and enclose in #ifdef UNIV_DEBUG.

ibuf/ibuf0ibuf.c

@@ -209,14 +209,15 @@ because ibuf merge is done to a page when it is read in, and it is
 still physically like the index page even if the index would have been
 dropped! So, there seems to be no problem. */
 
+#ifdef UNIV_DEBUG
 /**********************************************************************
 Validates the ibuf data structures when the caller owns ibuf_mutex. */
-
+static
 ibool
 ibuf_validate_low(void);
 /*===================*/
 			/* out: TRUE if ok */
-
+#endif /* UNIV_DEBUG */
 /**********************************************************************
 Sets the flag in the current OS thread local storage denoting that it is
 inside an insert buffer routine. */
@@ -3535,10 +3536,10 @@ leave_loop:
 	mem_heap_free(heap);
 }
 
-
+#ifdef UNIV_DEBUG
 /**********************************************************************
 Validates the ibuf data structures when the caller owns ibuf_mutex. */
-
+static
 ibool
 ibuf_validate_low(void)
 /*===================*/
@@ -3547,9 +3548,9 @@ ibuf_validate_low(void)
 	ibuf_data_t*	data;
 	ulint		sum_sizes;
 
-#ifdef UNIV_SYNC_DEBUG
+# ifdef UNIV_SYNC_DEBUG
 	ut_ad(mutex_own(&ibuf_mutex));
-#endif /* UNIV_SYNC_DEBUG */
+# endif /* UNIV_SYNC_DEBUG */
 
 	sum_sizes = 0;
 
@@ -3565,6 +3566,7 @@ ibuf_validate_low(void)
 
 	return(TRUE);
 }
+#endif /* UNIV_DEBUG */
 
 /**********************************************************************
 Looks if the insert buffer is empty. */