diff --git a/compiler/testData/diagnostics/tests/resolve/resolveWithFunctionLiteralWithId.kt b/compiler/testData/diagnostics/tests/resolve/resolveWithFunctionLiteralWithId.kt
index 8d5764c8064..202c66c8f39 100644
--- a/compiler/testData/diagnostics/tests/resolve/resolveWithFunctionLiteralWithId.kt
+++ b/compiler/testData/diagnostics/tests/resolve/resolveWithFunctionLiteralWithId.kt
@@ -1,3 +1,4 @@
+//If this test hangs, it means something is broken.
 object A {
     val iii = 42
 }
diff --git a/compiler/testData/diagnostics/tests/resolve/resolveWithFunctionLiteralsOverload.kt b/compiler/testData/diagnostics/tests/resolve/resolveWithFunctionLiteralsOverload.kt
index c1f67d471c5..7c979af9a51 100644
--- a/compiler/testData/diagnostics/tests/resolve/resolveWithFunctionLiteralsOverload.kt
+++ b/compiler/testData/diagnostics/tests/resolve/resolveWithFunctionLiteralsOverload.kt
@@ -1,3 +1,4 @@
+//If this test hangs, it means something is broken.
 object A {
     val iii = 42
 }
diff --git a/compiler/testData/diagnostics/tests/resolve/resolveWithGenerics.kt b/compiler/testData/diagnostics/tests/resolve/resolveWithGenerics.kt
index 30098eb16e2..c29964cb005 100644
--- a/compiler/testData/diagnostics/tests/resolve/resolveWithGenerics.kt
+++ b/compiler/testData/diagnostics/tests/resolve/resolveWithGenerics.kt
@@ -1,3 +1,4 @@
+//If this test hangs, it means something is broken.
 package a
 
 class A {
diff --git a/compiler/testData/diagnostics/tests/resolve/resolveWithRedeclarationError.kt b/compiler/testData/diagnostics/tests/resolve/resolveWithRedeclarationError.kt
index dd5e6721d8a..318b77673d4 100644
--- a/compiler/testData/diagnostics/tests/resolve/resolveWithRedeclarationError.kt
+++ b/compiler/testData/diagnostics/tests/resolve/resolveWithRedeclarationError.kt
@@ -1,3 +1,4 @@
+//If this test hangs, it means something is broken.
 package c
 
 fun z(<!UNUSED_PARAMETER!>view<!>: () -> Unit) {}
diff --git a/compiler/testData/diagnostics/tests/resolve/resolveWithSpecifiedFunctionLiteralWithId.kt b/compiler/testData/diagnostics/tests/resolve/resolveWithSpecifiedFunctionLiteralWithId.kt
index 5492951f845..16b604a923d 100644
--- a/compiler/testData/diagnostics/tests/resolve/resolveWithSpecifiedFunctionLiteralWithId.kt
+++ b/compiler/testData/diagnostics/tests/resolve/resolveWithSpecifiedFunctionLiteralWithId.kt
@@ -1,3 +1,4 @@
+//If this test hangs, it means something is broken.
 package a
 
 object A {
diff --git a/compiler/testData/diagnostics/tests/resolve/resolveWithoutGenerics.kt b/compiler/testData/diagnostics/tests/resolve/resolveWithoutGenerics.kt
index cc31fa0e1c6..64c79ac30cd 100644
--- a/compiler/testData/diagnostics/tests/resolve/resolveWithoutGenerics.kt
+++ b/compiler/testData/diagnostics/tests/resolve/resolveWithoutGenerics.kt
@@ -1,3 +1,4 @@
+//If this test hangs, it means something is broken.
 package c
 
 class A {