CondParser_Eval: !(${:UINF} > 1e100) make: "cond-cmp-numeric.mk" line 11: String comparison operator must be either == or != CondParser_Eval: ${:UNaN} > NaN make: "cond-cmp-numeric.mk" line 16: String comparison operator must be either == or != CondParser_Eval: !(${:UNaN} == NaN) lhs = "NaN", rhs = "NaN", op = == CondParser_Eval: 123 ! 123 make: "cond-cmp-numeric.mk" line 34: Malformed conditional (123 ! 123) make: Fatal errors encountered -- cannot continue make: stopped in unit-tests exit status 1