Use [FLEXIBLE_ARRAY_MEMBER] not [1] in MultiSortSupportData.

This struct seems to have not gotten the word about preferred
coding style for variable-length arrays.

diff --git a/src/include/statistics/extended_stats_internal.h b/src/include/statistics/extended_stats_internal.h
index 9fc591261eb27f9599d10c98a48209c2d9f1dd1e..cc36176b3c5279f317ba3fcd3db17faece32da4a 100644 (file)
--- a/src/include/statistics/extended_stats_internal.h
+++ b/src/include/statistics/extended_stats_internal.h
@@ -43,8 +43,9 @@ typedef struct DimensionInfo
 /* multi-sort */
 typedef struct MultiSortSupportData
 {
-   int         ndims;          /* number of dimensions supported by the */
-   SortSupportData ssup[1];    /* sort support data for each dimension */
+   int         ndims;          /* number of dimensions */
+   /* sort support data for each dimension: */
+   SortSupportData ssup[FLEXIBLE_ARRAY_MEMBER];
 } MultiSortSupportData;
 
 typedef MultiSortSupportData *MultiSortSupport;