FILE fqName:<root> fileName:/typeOperators.kt
  CLASS INTERFACE name:IThing modality:ABSTRACT visibility:public flags:[] superTypes:[kotlin.Any]
    $this: VALUE_PARAMETER INSTANCE_RECEIVER name:<this> type:<root>.IThing flags:[]
    FUN FAKE_OVERRIDE name:equals visibility:public modality:OPEN <> ($this:kotlin.Any, other:kotlin.Any?) returnType:kotlin.Boolean flags:[]
      overridden:
        FUN IR_EXTERNAL_DECLARATION_STUB name:equals visibility:public modality:OPEN <> ($this:kotlin.Any, other:kotlin.Any?) returnType:kotlin.Boolean flags:[]
      $this: VALUE_PARAMETER name:<this> type:kotlin.Any flags:[]
      VALUE_PARAMETER name:other index:0 type:kotlin.Any? flags:[]
    FUN FAKE_OVERRIDE name:hashCode visibility:public modality:OPEN <> ($this:kotlin.Any) returnType:kotlin.Int flags:[]
      overridden:
        FUN IR_EXTERNAL_DECLARATION_STUB name:hashCode visibility:public modality:OPEN <> ($this:kotlin.Any) returnType:kotlin.Int flags:[]
      $this: VALUE_PARAMETER name:<this> type:kotlin.Any flags:[]
    FUN FAKE_OVERRIDE name:toString visibility:public modality:OPEN <> ($this:kotlin.Any) returnType:kotlin.String flags:[]
      overridden:
        FUN IR_EXTERNAL_DECLARATION_STUB name:toString visibility:public modality:OPEN <> ($this:kotlin.Any) returnType:kotlin.String flags:[]
      $this: VALUE_PARAMETER name:<this> type:kotlin.Any flags:[]
  FUN name:test1 visibility:public modality:FINAL <> (x:kotlin.Any) returnType:kotlin.Boolean flags:[]
    VALUE_PARAMETER name:x index:0 type:kotlin.Any flags:[]
    BLOCK_BODY
      RETURN type=kotlin.Nothing from='FUN name:test1 visibility:public modality:FINAL <> (x:kotlin.Any) returnType:kotlin.Boolean flags:[]'
        TYPE_OP type=kotlin.Boolean origin=INSTANCEOF typeOperand=<root>.IThing
          typeOperand: CLASS INTERFACE name:IThing modality:ABSTRACT visibility:public flags:[] superTypes:[kotlin.Any]
          GET_VAR 'VALUE_PARAMETER name:x index:0 type:kotlin.Any flags:[]' type=kotlin.Any origin=null
  FUN name:test2 visibility:public modality:FINAL <> (x:kotlin.Any) returnType:kotlin.Boolean flags:[]
    VALUE_PARAMETER name:x index:0 type:kotlin.Any flags:[]
    BLOCK_BODY
      RETURN type=kotlin.Nothing from='FUN name:test2 visibility:public modality:FINAL <> (x:kotlin.Any) returnType:kotlin.Boolean flags:[]'
        TYPE_OP type=kotlin.Boolean origin=NOT_INSTANCEOF typeOperand=<root>.IThing
          typeOperand: CLASS INTERFACE name:IThing modality:ABSTRACT visibility:public flags:[] superTypes:[kotlin.Any]
          GET_VAR 'VALUE_PARAMETER name:x index:0 type:kotlin.Any flags:[]' type=kotlin.Any origin=null
  FUN name:test3 visibility:public modality:FINAL <> (x:kotlin.Any) returnType:<root>.IThing flags:[]
    VALUE_PARAMETER name:x index:0 type:kotlin.Any flags:[]
    BLOCK_BODY
      RETURN type=kotlin.Nothing from='FUN name:test3 visibility:public modality:FINAL <> (x:kotlin.Any) returnType:<root>.IThing flags:[]'
        TYPE_OP type=<root>.IThing origin=CAST typeOperand=<root>.IThing
          typeOperand: CLASS INTERFACE name:IThing modality:ABSTRACT visibility:public flags:[] superTypes:[kotlin.Any]
          GET_VAR 'VALUE_PARAMETER name:x index:0 type:kotlin.Any flags:[]' type=kotlin.Any origin=null
  FUN name:test4 visibility:public modality:FINAL <> (x:kotlin.Any) returnType:<root>.IThing? flags:[]
    VALUE_PARAMETER name:x index:0 type:kotlin.Any flags:[]
    BLOCK_BODY
      RETURN type=kotlin.Nothing from='FUN name:test4 visibility:public modality:FINAL <> (x:kotlin.Any) returnType:<root>.IThing? flags:[]'
        TYPE_OP type=<root>.IThing? origin=SAFE_CAST typeOperand=<root>.IThing
          typeOperand: CLASS INTERFACE name:IThing modality:ABSTRACT visibility:public flags:[] superTypes:[kotlin.Any]
          GET_VAR 'VALUE_PARAMETER name:x index:0 type:kotlin.Any flags:[]' type=kotlin.Any origin=null
