1-- { dg-do run } 2 3with GNAT.Regpat; use GNAT.Regpat; 4procedure regpat1 is 5begin 6 declare 7 Re : Pattern_Matcher := Compile ("a[]b"); 8 begin 9 raise Program_Error; 10 end; 11exception 12 when Expression_Error => null; 13end regpat1; 14