[FIR-TEST] Add new testdata generated after changes in previous commit

compiler/testData/diagnostics/testsWithStdLib/contracts/smartcasts/multieffect/implicitIff.fir.kt

@@ -0,0 +1,87 @@
+// !LANGUAGE: +AllowContractsForCustomFunctions +UseReturnsEffect
+// !USE_EXPERIMENTAL: kotlin.contracts.ExperimentalContracts
+// !DIAGNOSTICS: -INVISIBLE_REFERENCE -INVISIBLE_MEMBER
+
+import kotlin.contracts.*
+
+fun onlyTrue(b: Boolean): Boolean {
+    contract {
+        returns(true) implies (b)
+    }
+    return b
+}
+
+fun onlyFalse(b: Boolean): Boolean {
+    contract {
+        returns(false) implies (!b)
+    }
+    return b
+}
+
+fun trueAndFalse(b: Boolean): Boolean {
+    contract {
+        returns(true) implies (b)
+        returns(false) implies (!b)
+    }
+    return b
+}
+
+
+
+// ==== actual tests ====
+
+fun useOnlyTrueInTrueBranch(x: Any?) {
+    if (onlyTrue(x is String)) {
+        x.<!UNRESOLVED_REFERENCE!>length<!>
+    }
+    else {
+        x.<!UNRESOLVED_REFERENCE!>length<!>
+    }
+}
+
+fun useOnlyTrueInFalseBranch(x: Any?) {
+    if (onlyTrue(x !is String)) {
+        x.<!UNRESOLVED_REFERENCE!>length<!>
+    }
+    else {
+        // No smartcast here, we don't know that condition is false here
+        x.<!UNRESOLVED_REFERENCE!>length<!>
+    }
+}
+
+fun useOnlyFalseInTrueBranch(x: Any?) {
+    if (onlyFalse(x is String)) {
+        // No smartcast here, we don't know that condition is true here
+        x.<!UNRESOLVED_REFERENCE!>length<!>
+    }
+    else {
+        x.<!UNRESOLVED_REFERENCE!>length<!>
+    }
+}
+
+fun useOnlyFalseInFalseBranch(x: Any?) {
+    if (onlyFalse(x !is String)) {
+        x.<!UNRESOLVED_REFERENCE!>length<!>
+    }
+    else {
+        x.<!UNRESOLVED_REFERENCE!>length<!>
+    }
+}
+
+fun useTrueAndFalseInTrueBranch(x: Any?) {
+    if (trueAndFalse(x is String)) {
+        x.<!UNRESOLVED_REFERENCE!>length<!>
+    }
+    else {
+        x.<!UNRESOLVED_REFERENCE!>length<!>
+    }
+}
+
+fun useTrueAndFalseInFalseBranch(x: Any?) {
+    if (trueAndFalse(x !is String)) {
+        x.<!UNRESOLVED_REFERENCE!>length<!>
+    }
+    else {
+        x.<!UNRESOLVED_REFERENCE!>length<!>
+    }
+}

compiler/testData/diagnostics/testsWithStdLib/contracts/smartcasts/multieffect/returnsAndCalls.fir.kt

@@ -0,0 +1,68 @@
+// !LANGUAGE: +AllowContractsForCustomFunctions +UseReturnsEffect +UseCallsInPlaceEffect
+// !USE_EXPERIMENTAL: kotlin.contracts.ExperimentalContracts
+// !DIAGNOSTICS: -INVISIBLE_REFERENCE -INVISIBLE_MEMBER
+
+import kotlin.contracts.*
+
+fun callsAndInverts(b: Boolean, block: () -> Unit): Boolean {
+    contract {
+        <!INAPPLICABLE_CANDIDATE!>callsInPlace<!>(block, InvocationKind.EXACTLY_ONCE)
+        returns(true) implies (!b)
+        returns(false) implies b
+    }
+
+    block()
+    return !b
+}
+
+
+
+fun smartcastAndInitialization(x: Any?) {
+    val y: Int
+
+    if (callsAndInverts(x !is String) { y = 42 }) {
+        println(y)
+        x.<!UNRESOLVED_REFERENCE!>length<!>
+    } else {
+        println(y)
+        x.<!UNRESOLVED_REFERENCE!>length<!>
+    }
+    println(y)
+}
+
+fun inPresenceOfLazy(x: Any?, unknownBoolean: Boolean) {
+    val y: Int
+
+    if (unknownBoolean && callsAndInverts(x !is String) { y = 42 }) {
+        println(y)
+        x.<!UNRESOLVED_REFERENCE!>length<!>
+    }
+    else {
+        println(y)
+        x.<!UNRESOLVED_REFERENCE!>length<!>
+    }
+    println(y)
+}
+
+fun isPresenceOfLazy2(x: Any?, unknownBoolean: Boolean) {
+    val y: Int
+    if (unknownBoolean && callsAndInverts(x !is String) { y = 42 }) {
+        x.<!UNRESOLVED_REFERENCE!>length<!>
+    }
+    else {
+        println(y)
+        x.<!UNRESOLVED_REFERENCE!>length<!>
+    }
+    println(y)
+}
+
+fun isPresenceOfLazy3(x: Any?, unknownBoolean: Boolean) {
+    val y: Int
+    if (unknownBoolean && callsAndInverts(x !is String) { y = 42 }) {
+        x.<!UNRESOLVED_REFERENCE!>length<!>
+    }
+    else {
+        x.<!UNRESOLVED_REFERENCE!>length<!>
+    }
+    println(y)
+}