KT-36953 break/continue/return/throw have kotlinType Nothing

compiler/testData/codegen/box/ranges/unsigned/kt36953.kt

@@ -0,0 +1,31 @@
+// IGNORE_BACKEND_FIR: JVM_IR
+// WITH_RUNTIME
+// KJS_WITH_FULL_RUNTIME
+
+fun testBreak() {
+    for (i in 0..1) {
+        for (j in break downTo 1u) {}
+    }
+}
+
+fun testReturn() {
+    for (i in 0..1) {
+        for (j in (return) downTo 1u) {}
+    }
+}
+
+fun testThrow() {
+    try {
+        for (i in 0..1) {
+            for (j in (throw Exception()) downTo 1u) {
+            }
+        }
+    } catch (e: Exception) {}
+}
+
+fun box(): String {
+    testBreak()
+    testReturn()
+    testThrow()
+    return "OK"
+}

compiler/testData/codegen/box/ranges/unsigned/kt36953_continue.kt

@@ -0,0 +1,16 @@
+// IGNORE_BACKEND_FIR: JVM_IR
+// WITH_RUNTIME
+// KJS_WITH_FULL_RUNTIME
+// IGNORE_BACKEND: JVM_IR
+// ^ TODO KT-37373
+
+fun testContinue() {
+    for (i in 0..1) {
+        for (j in continue downTo 1u) {}
+    }
+}
+
+fun box(): String {
+    testContinue()
+    return "OK"
+}