diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 99242911e8b68c2a03aebd395b7f71c1cccfcd28..5d2311fcc5becb354cad4d753ed69ec96101007f 100755
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -12086,6 +12086,7 @@ case_expr:	CASE case_arg when_clause_list case_default END_P
 					c->arg = (Expr *) $2;
 					c->args = $3;
 					c->defresult = (Expr *) $4;
+					c->location = @1;
 					$$ = (Node *)c;
 				}
 		;
@@ -12102,6 +12103,7 @@ when_clause:
 					CaseWhen *w = makeNode(CaseWhen);
 					w->expr = (Expr *) $2;
 					w->result = (Expr *) $4;
+					w->location = @1;
 					$$ = (Node *)w;
 				}
 			;
diff --git a/src/backend/parser/parse_expr.c b/src/backend/parser/parse_expr.c
index 799a266c3b5c9b48e444c2c41b51fc5eb72e6b2d..5fb93df296c4bf96b709a88f7e2e09cd5144c6d9 100644
--- a/src/backend/parser/parse_expr.c
+++ b/src/backend/parser/parse_expr.c
@@ -1910,6 +1910,7 @@ transformCoalesceExpr(ParseState *pstate, CoalesceExpr *c)
 	}
 
 	newc->args = newcoercedargs;
+	newc->location = c->location;
 	return (Node *) newc;
 }
 
@@ -1948,6 +1949,7 @@ transformMinMaxExpr(ParseState *pstate, MinMaxExpr *m)
 	}
 
 	newm->args = newcoercedargs;
+	newm->location = m->location;
 	return (Node *) newm;
 }