Fix format modifier used in elog.

hlinnaka · hlinnaka · commit 0bd65a390570 · 2021-10-18T16:15:44.000+03:00
The previous commit 6501400 changed the variable passed to elog from an int64 to a size_t variable, but neglected to change the modifier in the format string accordingly. Per failure on buildfarm member lapwing.
diff --git a/src/backend/utils/sort/tuplesort.c b/src/backend/utils/sort/tuplesort.c
@@ -2911,7 +2911,7 @@ mergeruns(Tuplesortstate *state)
 	USEMEM(state, state->availMem);
 #ifdef TRACE_SORT
 	if (trace_sort)
-		elog(LOG, "worker %d using " INT64_FORMAT " KB of memory for tape buffers",
+		elog(LOG, "worker %d using %zu KB of memory for tape buffers",
 			 state->worker, state->tape_buffer_mem / 1024);
 #endif
 
