Hey guys, this fails on JS-IR Kotlin 1.4-M2-mt: ``...

# javascript

[Deactivated User]

Hey guys, this fails on JS-IR Kotlin 1.4-M2-mt:

@Test
fun testFailingIr2() {
    val v = 1L shl 62
    assertEquals("$v", v.toString())
}

[Deactivated User]

Reproduced here: https://github.com/korlibs/kbignum/runs/815666620

[Deactivated User]

https://youtrack.jetbrains.com/issue/KT-39891