// Clobber only functions where the hash of the function name matches a pattern.
		// Useful for binary searching for a miscompiled function.
		hstr := ""
		for _, b := range notsha256.Sum256([]byte(lv.f.Name)) {
			hstr += fmt.Sprintf("%08b", b)
		}
		if !strings.HasSuffix(hstr, h) {
			return
		}
		fmt.Printf("\t\t\tCLOBBERDEAD %s\n", lv.f.Name)
	}
	lv.doClobber = true
}