case 'i':
					syn |= syntax.FoldCase
				}
			}

			re, err := compile(pattern, syn, true)
			if err != nil {
				if shouldCompile {
					t.Errorf("%s:%d: %#q did not compile", file, lineno, pattern)
				}
				continue Testing
			}
			if !shouldCompile {
				t.Errorf("%s:%d: %#q should not compile", file, lineno, pattern)
				continue Testing
			}
			match := re.MatchString(text)