EXPECT
Can't modify constant item in read at - line 1, near "1)"
Execution of - aborted due to compilation errors.
+######## [ID 19990906.001]
+$line = ('a' x 99999) . ";'"; . ('a' x 20000);
+$line =~ m";(?:\s*\'(?:[^\\']|\\.)*\'\s*)";;
+print "ok\n";
+EXPECT
+ok