compiler/testData/codegen/bytecodeText/stringOperations/constConcat.kt - third_party/github/JetBrains/kotlin - Git at Google

 fun s() = "1" + "2" + 3 + 4L + 5.0 + 6F + '7'
 fun c() = "${"1"}2${3}${4L}${5.0}${6F}${'7'}"

 // 0 NEW java/lang/StringBuilder
 // 2 LDC "12345.06.07"
	fun s() = "1" + "2" + 3 + 4L + 5.0 + 6F + '7'
	fun c() = "${"1"}2${3}${4L}${5.0}${6F}${'7'}"

	// 0 NEW java/lang/StringBuilder
	// 2 LDC "12345.06.07"