FILE fqName:<root> fileName:/dotQualified.kt
  FUN name:length visibility:public modality:FINAL <> (s:kotlin.String) returnType:kotlin.Int flags:[]
    VALUE_PARAMETER name:s index:0 type:kotlin.String flags:[]
    BLOCK_BODY
      RETURN type=kotlin.Nothing from='FUN name:length visibility:public modality:FINAL <> (s:kotlin.String) returnType:kotlin.Int flags:[]'
        CALL 'FUN IR_EXTERNAL_DECLARATION_STUB name:<get-length> visibility:public modality:OPEN <> ($this:kotlin.String) returnType:kotlin.Int flags:[]' type=kotlin.Int origin=GET_PROPERTY
          $this: GET_VAR 'VALUE_PARAMETER name:s index:0 type:kotlin.String flags:[]' type=kotlin.String origin=null
  FUN name:lengthN visibility:public modality:FINAL <> (s:kotlin.String?) returnType:kotlin.Int? flags:[]
    VALUE_PARAMETER name:s index:0 type:kotlin.String? flags:[]
    BLOCK_BODY
      RETURN type=kotlin.Nothing from='FUN name:lengthN visibility:public modality:FINAL <> (s:kotlin.String?) returnType:kotlin.Int? flags:[]'
        BLOCK type=kotlin.Int? origin=SAFE_CALL
          VAR IR_TEMPORARY_VARIABLE name:tmp0_safe_receiver type:kotlin.String? flags:[val]
            GET_VAR 'VALUE_PARAMETER name:s index:0 type:kotlin.String? flags:[]' type=kotlin.String? origin=null
          WHEN type=kotlin.Int? origin=null
            BRANCH
              if: CALL 'FUN IR_BUILTINS_STUB name:EQEQ visibility:public modality:FINAL <> (arg0:kotlin.Any?, arg1:kotlin.Any?) returnType:kotlin.Boolean flags:[]' type=kotlin.Boolean origin=EQEQ
                arg0: GET_VAR 'VAR IR_TEMPORARY_VARIABLE name:tmp0_safe_receiver type:kotlin.String? flags:[val]' type=kotlin.String? origin=null
                arg1: CONST Null type=kotlin.Nothing? value=null
              then: CONST Null type=kotlin.Nothing? value=null
            BRANCH
              if: CONST Boolean type=kotlin.Boolean value=true
              then: CALL 'FUN IR_EXTERNAL_DECLARATION_STUB name:<get-length> visibility:public modality:OPEN <> ($this:kotlin.String) returnType:kotlin.Int flags:[]' type=kotlin.Int origin=GET_PROPERTY
                $this: GET_VAR 'VAR IR_TEMPORARY_VARIABLE name:tmp0_safe_receiver type:kotlin.String? flags:[val]' type=kotlin.String? origin=null
