*
*
* IDENTIFICATION
- * $PostgreSQL: pgsql/src/backend/commands/copy.c,v 1.309 2009/05/29 13:54:52 meskes Exp $
+ * $PostgreSQL: pgsql/src/backend/commands/copy.c,v 1.310 2009/06/03 14:48:33 momjian Exp $
*
*-------------------------------------------------------------------------
*/
/*
* These macros centralize code used to process line_buf and raw_buf buffers.
* They are macros because they often do continue/break control and to avoid
- * function call overhead in tight COPY loops.
+ * function call overhead in tight COPY loops. "((void) 0)" is used to silence
+ * compiler warnings.
*
* We must use "if (1)" because "do {} while(0)" overrides the continue/break
* processing. See http://www.cit.gu.edu.au/~anthony/info/C/C.macros.