EA-55962 - CCE: DefUseInspection$RemoveInitializerFix.sideEffectAwareRemove

java/java-impl/src/com/intellij/codeInspection/defUse/DefUseInspection.java

@@ -94,7 +94,7 @@ public class DefUseInspection extends DefUseInspectionBase {
     protected void sideEffectAwareRemove(Project project, PsiElement psiInitializer, PsiElement elementToDelete, PsiVariable variable) {
       if (!FileModificationService.getInstance().prepareFileForWrite(psiInitializer.getContainingFile())) return;
 
-      final PsiDeclarationStatement declaration = (PsiDeclarationStatement)variable.getParent();
+      final PsiElement declaration = variable.getParent();
       final List<PsiElement> sideEffects = new ArrayList<PsiElement>();
       boolean hasSideEffects = RemoveUnusedVariableUtil.checkSideEffects(psiInitializer, variable, sideEffects);
       int res = RemoveUnusedVariableUtil.DELETE_ALL;

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/quickFix/unusedAssignment/afterParameterAssignment.java

@@ -0,0 +1,7 @@
+// "Remove redundant assignment" "true"
+class A {
+    void m(int i) {
+        i = 0;
+        System.out.println(i);
+    }
+}

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/quickFix/unusedAssignment/beforeParameterAssignment.java

@@ -0,0 +1,8 @@
+// "Remove redundant assignment" "true"
+class A {
+    void m(int i) {
+        <caret>i = 9;
+        i = 0;
+        System.out.println(i);
+    }
+}