diff --git a/src/pl/plpgsql/src/pl_handler.c b/src/pl/plpgsql/src/pl_handler.c
index 36868fb..2a36913 100644
*** a/src/pl/plpgsql/src/pl_handler.c
--- b/src/pl/plpgsql/src/pl_handler.c
***************
*** 23,28 ****
--- 23,29 ----
  #include "utils/builtins.h"
  #include "utils/guc.h"
  #include "utils/lsyscache.h"
+ #include "utils/memutils.h"
  #include "utils/syscache.h"
  
  
*************** plpgsql_call_handler(PG_FUNCTION_ARGS)
*** 230,235 ****
--- 231,239 ----
  	/* Find or compile the function */
  	func = plpgsql_compile(fcinfo, false);
  
+ 	/* Flush any transient junk allocated during compile */
+ 	MemoryContextReset(CurrentMemoryContext);
+ 
  	/* Must save and restore prior value of cur_estate */
  	save_cur_estate = func->cur_estate;