diff --git a/plugins/scripting/scripting-ide-common/src/org/jetbrains/kotlin/idea/util/ShadowedDeclarationsFilter.kt b/plugins/scripting/scripting-ide-common/src/org/jetbrains/kotlin/idea/util/ShadowedDeclarationsFilter.kt
index 9b8f2b0083d..ca4a720591b 100644
--- a/plugins/scripting/scripting-ide-common/src/org/jetbrains/kotlin/idea/util/ShadowedDeclarationsFilter.kt
+++ b/plugins/scripting/scripting-ide-common/src/org/jetbrains/kotlin/idea/util/ShadowedDeclarationsFilter.kt
@@ -16,6 +16,7 @@ import org.jetbrains.kotlin.idea.resolve.getLanguageVersionSettings
 import org.jetbrains.kotlin.psi.*
 import org.jetbrains.kotlin.resolve.BindingContext
 import org.jetbrains.kotlin.resolve.DelegatingBindingTrace
+import org.jetbrains.kotlin.resolve.DescriptorEquivalenceForOverrides
 import org.jetbrains.kotlin.resolve.bindingContextUtil.getDataFlowInfoBefore
 import org.jetbrains.kotlin.resolve.calls.CallResolver
 import org.jetbrains.kotlin.resolve.calls.context.BasicCallResolutionContext
@@ -87,6 +88,12 @@ class ShadowedDeclarationsFilter(
             return listOf(first)
         }
 
+        // Optimization: if the descriptors are structurally equivalent then there is no need to run resolve.
+        // This can happen when the classpath contains multiple copies of the same library.
+        if (descriptors.all { DescriptorEquivalenceForOverrides.areEquivalent(first, it, allowCopiesFromTheSameDeclaration = true) }) {
+            return listOf(first)
+        }
+
         val isFunction = first is FunctionDescriptor
         val name = when (first) {
             is ConstructorDescriptor -> first.constructedClass.name