diff --git a/src/backend/utils/fmgr/funcapi.c b/src/backend/utils/fmgr/funcapi.c
new file mode 100644
index ebd7ddd..b9f2b06
*** a/src/backend/utils/fmgr/funcapi.c
--- b/src/backend/utils/fmgr/funcapi.c
*************** get_func_trftypes(HeapTuple procTup,
*** 887,893 ****
  				  Oid **p_trftypes)
  {
  
! 	Form_pg_proc procStruct = (Form_pg_proc) GETSTRUCT(procTup);
  	Datum		protrftypes;
  	ArrayType  *arr;
  	int			nelems;
--- 887,893 ----
  				  Oid **p_trftypes)
  {
  
! 	Form_pg_proc procStruct PG_USED_FOR_ASSERTS_ONLY = (Form_pg_proc) GETSTRUCT(procTup);
  	Datum		protrftypes;
  	ArrayType  *arr;
  	int			nelems;