Add 'volatile' to suppress 'variable might be clobbered by longjmp'

tglsfdc · tglsfdc · commit 070907b24109 · 2007-07-01T02:20:59.000Z
warning emitted by some versions of gcc.
diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c
@@ -55,7 +55,7 @@
  *
  *
  * IDENTIFICATION
- *	  $PostgreSQL: pgsql/src/backend/postmaster/autovacuum.c,v 1.53 2007/06/30 04:08:05 alvherre Exp $
+ *	  $PostgreSQL: pgsql/src/backend/postmaster/autovacuum.c,v 1.54 2007/07/01 02:20:59 tgl Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -1776,7 +1776,7 @@ do_autovacuum(void)
 	List	   *table_oids = NIL;
 	List	   *toast_oids = NIL;
 	List	   *table_toast_list = NIL;
-	ListCell   *cell;
+	ListCell   * volatile cell;
 	PgStat_StatDBEntry *shared;
 	PgStat_StatDBEntry *dbentry;
 	BufferAccessStrategy bstrategy;

Original file line number	Diff line number	Diff line change
`@@ -55,7 +55,7 @@`
`55`	`55`	`*`
`56`	`56`	`*`
`57`	`57`	`* IDENTIFICATION`
`58`		`- * $PostgreSQL: pgsql/src/backend/postmaster/autovacuum.c,v 1.53 2007/06/30 04:08:05 alvherre Exp $`
	`58`	`+ * $PostgreSQL: pgsql/src/backend/postmaster/autovacuum.c,v 1.54 2007/07/01 02:20:59 tgl Exp $`
`59`	`59`	`*`
`60`	`60`	`*-------------------------------------------------------------------------`
`61`	`61`	`*/`
`@@ -1776,7 +1776,7 @@ do_autovacuum(void)`
`1776`	`1776`	`List *table_oids = NIL;`
`1777`	`1777`	`List *toast_oids = NIL;`
`1778`	`1778`	`List *table_toast_list = NIL;`
`1779`		`- ListCell *cell;`
	`1779`	`+ ListCell * volatile cell;`
`1780`	`1780`	`PgStat_StatDBEntry *shared;`
`1781`	`1781`	`PgStat_StatDBEntry *dbentry;`
`1782`	`1782`	`BufferAccessStrategy bstrategy;`