yosys/tests/liberty/non-ascii.lib

// The parser used to choke on the copyright symbol even in comments
// © ® ø Φ
library(dummy) {
  cell(buffer) {
    area : 1 ;
    pin(A) {
      direction : input ;
    }
    pin(Y) {
      direction : output ;
      function : "A" ;
    }
  }
}