diff --git a/compiler/fir/fir2ir/tests-gen/org/jetbrains/kotlin/test/runners/codegen/FirBlackBoxCodegenTestGenerated.java b/compiler/fir/fir2ir/tests-gen/org/jetbrains/kotlin/test/runners/codegen/FirBlackBoxCodegenTestGenerated.java
index 303f7e0e165..1848e233cc6 100644
--- a/compiler/fir/fir2ir/tests-gen/org/jetbrains/kotlin/test/runners/codegen/FirBlackBoxCodegenTestGenerated.java
+++ b/compiler/fir/fir2ir/tests-gen/org/jetbrains/kotlin/test/runners/codegen/FirBlackBoxCodegenTestGenerated.java
@@ -12952,6 +12952,12 @@ public class FirBlackBoxCodegenTestGenerated extends AbstractFirBlackBoxCodegenT
             runTest("compiler/testData/codegen/box/defaultArguments/callDefaultFromInitializer.kt");
         }
 
+        @Test
+        @TestMetadata("captureInTailrec.kt")
+        public void testCaptureInTailrec() throws Exception {
+            runTest("compiler/testData/codegen/box/defaultArguments/captureInTailrec.kt");
+        }
+
         @Test
         @TestMetadata("complexInheritance.kt")
         public void testComplexInheritance() throws Exception {
diff --git a/compiler/testData/codegen/box/defaultArguments/captureInTailrec.kt b/compiler/testData/codegen/box/defaultArguments/captureInTailrec.kt
new file mode 100644
index 00000000000..5722b6896f6
--- /dev/null
+++ b/compiler/testData/codegen/box/defaultArguments/captureInTailrec.kt
@@ -0,0 +1,15 @@
+// IGNORE_BACKEND: JS_IR
+// IGNORE_BACKEND: WASM
+
+// KT-46225
+
+class C
+
+fun box(): String =
+    C().foo("O")
+
+tailrec fun C.foo(x: String, f: (String) -> String = { bar(it) }): String =
+    if (x.length < 2) foo(f(x)) else x
+
+fun C.bar(s: String): String =
+    s + "K"
\ No newline at end of file
diff --git a/compiler/tests-common-new/tests-gen/org/jetbrains/kotlin/test/runners/codegen/BlackBoxCodegenTestGenerated.java b/compiler/tests-common-new/tests-gen/org/jetbrains/kotlin/test/runners/codegen/BlackBoxCodegenTestGenerated.java
index cba50d98651..f2f9861eea8 100644
--- a/compiler/tests-common-new/tests-gen/org/jetbrains/kotlin/test/runners/codegen/BlackBoxCodegenTestGenerated.java
+++ b/compiler/tests-common-new/tests-gen/org/jetbrains/kotlin/test/runners/codegen/BlackBoxCodegenTestGenerated.java
@@ -12874,6 +12874,12 @@ public class BlackBoxCodegenTestGenerated extends AbstractBlackBoxCodegenTest {
             runTest("compiler/testData/codegen/box/defaultArguments/callDefaultFromInitializer.kt");
         }
 
+        @Test
+        @TestMetadata("captureInTailrec.kt")
+        public void testCaptureInTailrec() throws Exception {
+            runTest("compiler/testData/codegen/box/defaultArguments/captureInTailrec.kt");
+        }
+
         @Test
         @TestMetadata("complexInheritance.kt")
         public void testComplexInheritance() throws Exception {
diff --git a/compiler/tests-common-new/tests-gen/org/jetbrains/kotlin/test/runners/codegen/IrBlackBoxCodegenTestGenerated.java b/compiler/tests-common-new/tests-gen/org/jetbrains/kotlin/test/runners/codegen/IrBlackBoxCodegenTestGenerated.java
index 2992e8ec848..71853f948a1 100644
--- a/compiler/tests-common-new/tests-gen/org/jetbrains/kotlin/test/runners/codegen/IrBlackBoxCodegenTestGenerated.java
+++ b/compiler/tests-common-new/tests-gen/org/jetbrains/kotlin/test/runners/codegen/IrBlackBoxCodegenTestGenerated.java
@@ -12952,6 +12952,12 @@ public class IrBlackBoxCodegenTestGenerated extends AbstractIrBlackBoxCodegenTes
             runTest("compiler/testData/codegen/box/defaultArguments/callDefaultFromInitializer.kt");
         }
 
+        @Test
+        @TestMetadata("captureInTailrec.kt")
+        public void testCaptureInTailrec() throws Exception {
+            runTest("compiler/testData/codegen/box/defaultArguments/captureInTailrec.kt");
+        }
+
         @Test
         @TestMetadata("complexInheritance.kt")
         public void testComplexInheritance() throws Exception {
diff --git a/compiler/tests-gen/org/jetbrains/kotlin/codegen/LightAnalysisModeTestGenerated.java b/compiler/tests-gen/org/jetbrains/kotlin/codegen/LightAnalysisModeTestGenerated.java
index 10f55dbf006..ce8574c5384 100644
--- a/compiler/tests-gen/org/jetbrains/kotlin/codegen/LightAnalysisModeTestGenerated.java
+++ b/compiler/tests-gen/org/jetbrains/kotlin/codegen/LightAnalysisModeTestGenerated.java
@@ -10433,6 +10433,11 @@ public class LightAnalysisModeTestGenerated extends AbstractLightAnalysisModeTes
             runTest("compiler/testData/codegen/box/defaultArguments/callDefaultFromInitializer.kt");
         }
 
+        @TestMetadata("captureInTailrec.kt")
+        public void testCaptureInTailrec() throws Exception {
+            runTest("compiler/testData/codegen/box/defaultArguments/captureInTailrec.kt");
+        }
+
         @TestMetadata("complexInheritance.kt")
         public void testComplexInheritance() throws Exception {
             runTest("compiler/testData/codegen/box/defaultArguments/complexInheritance.kt");
diff --git a/js/js.tests/tests-gen/org/jetbrains/kotlin/js/test/es6/semantics/IrJsCodegenBoxES6TestGenerated.java b/js/js.tests/tests-gen/org/jetbrains/kotlin/js/test/es6/semantics/IrJsCodegenBoxES6TestGenerated.java
index 2e7a3ee518a..ae6ca505d09 100644
--- a/js/js.tests/tests-gen/org/jetbrains/kotlin/js/test/es6/semantics/IrJsCodegenBoxES6TestGenerated.java
+++ b/js/js.tests/tests-gen/org/jetbrains/kotlin/js/test/es6/semantics/IrJsCodegenBoxES6TestGenerated.java
@@ -9267,6 +9267,11 @@ public class IrJsCodegenBoxES6TestGenerated extends AbstractIrJsCodegenBoxES6Tes
             runTest("compiler/testData/codegen/box/defaultArguments/callDefaultFromInitializer.kt");
         }
 
+        @TestMetadata("captureInTailrec.kt")
+        public void testCaptureInTailrec() throws Exception {
+            runTest("compiler/testData/codegen/box/defaultArguments/captureInTailrec.kt");
+        }
+
         @TestMetadata("complexInheritance.kt")
         public void testComplexInheritance() throws Exception {
             runTest("compiler/testData/codegen/box/defaultArguments/complexInheritance.kt");
diff --git a/js/js.tests/tests-gen/org/jetbrains/kotlin/js/test/ir/semantics/IrJsCodegenBoxTestGenerated.java b/js/js.tests/tests-gen/org/jetbrains/kotlin/js/test/ir/semantics/IrJsCodegenBoxTestGenerated.java
index ee09cfd3632..2b215cb66ef 100644
--- a/js/js.tests/tests-gen/org/jetbrains/kotlin/js/test/ir/semantics/IrJsCodegenBoxTestGenerated.java
+++ b/js/js.tests/tests-gen/org/jetbrains/kotlin/js/test/ir/semantics/IrJsCodegenBoxTestGenerated.java
@@ -8673,6 +8673,11 @@ public class IrJsCodegenBoxTestGenerated extends AbstractIrJsCodegenBoxTest {
             runTest("compiler/testData/codegen/box/defaultArguments/callDefaultFromInitializer.kt");
         }
 
+        @TestMetadata("captureInTailrec.kt")
+        public void testCaptureInTailrec() throws Exception {
+            runTest("compiler/testData/codegen/box/defaultArguments/captureInTailrec.kt");
+        }
+
         @TestMetadata("complexInheritance.kt")
         public void testComplexInheritance() throws Exception {
             runTest("compiler/testData/codegen/box/defaultArguments/complexInheritance.kt");
diff --git a/js/js.tests/tests-gen/org/jetbrains/kotlin/js/test/semantics/JsCodegenBoxTestGenerated.java b/js/js.tests/tests-gen/org/jetbrains/kotlin/js/test/semantics/JsCodegenBoxTestGenerated.java
index 7f5b4aff3d7..d21ab5c929a 100644
--- a/js/js.tests/tests-gen/org/jetbrains/kotlin/js/test/semantics/JsCodegenBoxTestGenerated.java
+++ b/js/js.tests/tests-gen/org/jetbrains/kotlin/js/test/semantics/JsCodegenBoxTestGenerated.java
@@ -8638,6 +8638,11 @@ public class JsCodegenBoxTestGenerated extends AbstractJsCodegenBoxTest {
             runTest("compiler/testData/codegen/box/defaultArguments/callDefaultFromInitializer.kt");
         }
 
+        @TestMetadata("captureInTailrec.kt")
+        public void testCaptureInTailrec() throws Exception {
+            runTest("compiler/testData/codegen/box/defaultArguments/captureInTailrec.kt");
+        }
+
         @TestMetadata("complexInheritance.kt")
         public void testComplexInheritance() throws Exception {
             runTest("compiler/testData/codegen/box/defaultArguments/complexInheritance.kt");
diff --git a/js/js.tests/tests-gen/org/jetbrains/kotlin/js/test/wasm/semantics/IrCodegenBoxWasmTestGenerated.java b/js/js.tests/tests-gen/org/jetbrains/kotlin/js/test/wasm/semantics/IrCodegenBoxWasmTestGenerated.java
index 3d3d6920833..8d54c700ef9 100644
--- a/js/js.tests/tests-gen/org/jetbrains/kotlin/js/test/wasm/semantics/IrCodegenBoxWasmTestGenerated.java
+++ b/js/js.tests/tests-gen/org/jetbrains/kotlin/js/test/wasm/semantics/IrCodegenBoxWasmTestGenerated.java
@@ -5154,6 +5154,11 @@ public class IrCodegenBoxWasmTestGenerated extends AbstractIrCodegenBoxWasmTest
             runTest("compiler/testData/codegen/box/defaultArguments/callDefaultFromInitializer.kt");
         }
 
+        @TestMetadata("captureInTailrec.kt")
+        public void testCaptureInTailrec() throws Exception {
+            runTest("compiler/testData/codegen/box/defaultArguments/captureInTailrec.kt");
+        }
+
         @TestMetadata("complexInheritance.kt")
         public void testComplexInheritance() throws Exception {
             runTest("compiler/testData/codegen/box/defaultArguments/complexInheritance.kt");