FIR: reproduce KT-43339 (Throwable.stackTrace)

compiler/fir/fir2ir/tests/org/jetbrains/kotlin/fir/Fir2IrTextTestGenerated.java

@@ -1827,6 +1827,11 @@ public class Fir2IrTextTestGenerated extends AbstractFir2IrTextTest {
             runTest("compiler/testData/ir/irText/firProblems/SignatureClash.kt");
         }
 
+        @TestMetadata("throwableStackTrace.kt")
+        public void testThrowableStackTrace() throws Exception {
+            runTest("compiler/testData/ir/irText/firProblems/throwableStackTrace.kt");
+        }
+
         @TestMetadata("V8ArrayToList.kt")
         public void testV8ArrayToList() throws Exception {
             runTest("compiler/testData/ir/irText/firProblems/V8ArrayToList.kt");

compiler/testData/ir/irText/firProblems/throwableStackTrace.fir.txt

@@ -0,0 +1,5 @@
+FILE fqName:<root> fileName:/throwableStackTrace.kt
+  FUN name:foo visibility:public modality:FINAL <> (t:kotlin.Throwable) returnType:kotlin.Unit
+    VALUE_PARAMETER name:t index:0 type:kotlin.Throwable
+    BLOCK_BODY
+      ERROR_CALL 'Unresolved reference: R|kotlin/stackTrace|' type=IrErrorType

compiler/testData/ir/irText/firProblems/throwableStackTrace.kt

@@ -0,0 +1,6 @@
+// WITH_RUNTIME
+// FULL_JDK
+
+fun foo(t: Throwable) {
+    t.stackTrace = t.stackTrace
+}

compiler/testData/ir/irText/firProblems/throwableStackTrace.txt

@@ -0,0 +1,8 @@
+FILE fqName:<root> fileName:/throwableStackTrace.kt
+  FUN name:foo visibility:public modality:FINAL <> (t:kotlin.Throwable) returnType:kotlin.Unit
+    VALUE_PARAMETER name:t index:0 type:kotlin.Throwable
+    BLOCK_BODY
+      CALL 'public open fun setStackTrace (p0: @[FlexibleNullability] kotlin.Array<out @[FlexibleNullability] java.lang.StackTraceElement?>?): kotlin.Unit declared in kotlin.Throwable' type=kotlin.Unit origin=EQ
+        $this: GET_VAR 't: kotlin.Throwable declared in <root>.foo' type=kotlin.Throwable origin=null
+        p0: CALL 'public open fun getStackTrace (): @[FlexibleNullability] kotlin.Array<out @[FlexibleNullability] java.lang.StackTraceElement?>? declared in kotlin.Throwable' type=@[FlexibleNullability] kotlin.Array<out @[FlexibleNullability] java.lang.StackTraceElement?>? origin=GET_PROPERTY
+          $this: GET_VAR 't: kotlin.Throwable declared in <root>.foo' type=kotlin.Throwable origin=null

compiler/tests/org/jetbrains/kotlin/ir/IrTextTestCaseGenerated.java

@@ -1826,6 +1826,11 @@ public class IrTextTestCaseGenerated extends AbstractIrTextTestCase {
             runTest("compiler/testData/ir/irText/firProblems/SignatureClash.kt");
         }
 
+        @TestMetadata("throwableStackTrace.kt")
+        public void testThrowableStackTrace() throws Exception {
+            runTest("compiler/testData/ir/irText/firProblems/throwableStackTrace.kt");
+        }
+
         @TestMetadata("V8ArrayToList.kt")
         public void testV8ArrayToList() throws Exception {
             runTest("compiler/testData/ir/irText/firProblems/V8ArrayToList.kt");