return
}

func suffix(s, suffix string) bool {
	// todo, we're still not able to drop the bound check here in the general case
	return len(s) >= len(suffix) && s[len(s)-len(suffix):] == suffix
}

func constsuffix(s string) bool {
	return suffix(s, "abc") // ERROR "Proved IsSliceInBounds$"
}

// oforuntil tests the pattern created by OFORUNTIL blocks. These are
// handled by addLocalInductiveFacts rather than findIndVar.