src/share/vm/code/compiledMethod.cpp

*** 313,327 ****
  
      // If value types are passed as fields, use the extended signature
      // which contains the types of all (oop) fields of the value type.
      if (ValueTypePassFieldsAsArgs) {
        // Check if receiver or one of the arguments is a value type
!       bool has_value_receiver = (callee != NULL && callee->method_holder()->is_value());
        bool has_value_argument = has_value_receiver;
!       const int len = signature->utf8_length();
!       for (int i = 0; i < len && !has_value_argument; ++i) {
!         if (signature->byte_at(i) == 'Q') {
            has_value_argument = true;
          }
        }
        if (has_value_argument) {
          // Get the extended signature from the callee's adapter through the attached method
--- 313,326 ----
  
      // If value types are passed as fields, use the extended signature
      // which contains the types of all (oop) fields of the value type.
      if (ValueTypePassFieldsAsArgs) {
        // Check if receiver or one of the arguments is a value type
!       bool has_value_receiver = (has_receiver && callee != NULL && callee->method_holder()->is_value());
        bool has_value_argument = has_value_receiver;
!       for (SignatureStream ss(signature); !has_value_argument && !ss.at_return_type(); ss.next()) {
!         if (ss.type() == T_VALUETYPE) {
            has_value_argument = true;
          }
        }
        if (has_value_argument) {
          // Get the extended signature from the callee's adapter through the attached method