compiler/testData/codegen/bytecodeText/interfaces/noNullCheckOnThisInDefaultMethod.kt - third_party/github/JetBrains/kotlin - Git at Google

 interface Test {
     fun foo() = "abc"
     fun String.bar() = "def"
 }

 // 1 check
 //  ^ no null check for dispatch receiver parameters in 'foo' and 'bar',
 //    extension receiver parameter in 'bar' is checked
	interface Test {
	fun foo() = "abc"
	fun String.bar() = "def"
	}

	// 1 check
	// ^ no null check for dispatch receiver parameters in 'foo' and 'bar',
	// extension receiver parameter in 'bar' is checked