Fix prematurely analyzing a lambda while fixing a type variable for another argument

^KT-35168 Fixed

compiler/resolution/src/org/jetbrains/kotlin/resolve/calls/inference/components/KotlinConstraintSystemCompleter.kt

@@ -145,7 +145,7 @@ class KotlinConstraintSystemCompleter(
             to.addIfNotNull(this.safeAs<PostponedResolvedAtom>()?.takeUnless { it.analyzed })
 
             if (analyzed) {
-                subResolvedAtoms.forEach { it.process(to) }
+                subResolvedAtoms?.forEach { it.process(to) }
             }
         }
 
@@ -177,7 +177,7 @@ class KotlinConstraintSystemCompleter(
             }
 
             if (analyzed) {
-                subResolvedAtoms.forEach { it.process(to) }
+                subResolvedAtoms?.forEach { it.process(to) }
             }
         }
 
@@ -257,7 +257,7 @@ class KotlinConstraintSystemCompleter(
                 return this
             }
 
-            subResolvedAtoms.forEach { subResolvedAtom ->
+            subResolvedAtoms?.forEach { subResolvedAtom ->
                 subResolvedAtom.check()?.let { result -> return@check result }
             }
 

compiler/resolution/src/org/jetbrains/kotlin/resolve/calls/model/ResolutionAtoms.kt

@@ -37,7 +37,7 @@ sealed class ResolvedAtom {
     var analyzed: Boolean = false
         private set
 
-    lateinit var subResolvedAtoms: List<ResolvedAtom>
+    var subResolvedAtoms: List<ResolvedAtom>? = null
         private set
 
     protected open fun setAnalyzedResults(subResolvedAtoms: List<ResolvedAtom>) {