diff --git a/opt/optimize_resources/OptimizeResources.cpp b/opt/optimize_resources/OptimizeResources.cpp
index 18680cfa24..62a6fbf9e7 100644
--- a/opt/optimize_resources/OptimizeResources.cpp
+++ b/opt/optimize_resources/OptimizeResources.cpp
@@ -403,7 +403,6 @@ void remap_resource_class_clinit(
       std::vector<uint16_t> filtered_op_data_entries;
 
       uint16_t header_entry = *(op_data->data());
-      int deleted_array_element_count = 0;
       auto array_ints = get_fill_array_data_payload<uint32_t>(op_data);
       for (uint32_t entry_x : array_ints) {
         if (entry_x > PACKAGE_RESID_START) {
@@ -420,8 +419,6 @@ void remap_resource_class_clinit(
             if (c_name.find("R$styleable") != std::string::npos) {
               filtered_op_data_entries.push_back(0);
               filtered_op_data_entries.push_back(0);
-            } else {
-              ++deleted_array_element_count;
             }
           }
         } else {
@@ -618,7 +615,7 @@ void OptimizeResourcesPass::run_pass(DexStoresVector& stores,
                                      PassManager& mgr) {
   std::string zip_dir;
   conf.get_json_config().get("apk_dir", "", zip_dir);
-  always_assert(zip_dir.size());
+  always_assert(!zip_dir.empty());
 
   // 1. Get all known resource ID's from either resources.pb(AAB) or
   // resources.arsc(APK) file.
diff --git a/test/integ/TypeAnalysisRemoveRedundantCmp.cpp b/test/integ/TypeAnalysisRemoveRedundantCmp.cpp
index 5d8d0d2851..6048b356ca 100644
--- a/test/integ/TypeAnalysisRemoveRedundantCmp.cpp
+++ b/test/integ/TypeAnalysisRemoveRedundantCmp.cpp
@@ -48,16 +48,12 @@ TEST_F(TypeAnalysisTransformTest, MethodHasNoEqDefined) {
       DexMethod::get_method(
           "LTypeAnalysisRemoveRedundantCmp;.getYy:()Ljava/lang/String;")
           ->as_def();
-  bool found_cmpz = false;
   auto codey = y_method->get_code();
   ASSERT_NE(nullptr, codey);
   auto jj = InstructionIterable(y_method->get_code());
   auto end2 = jj.end();
   for (auto it = jj.begin(); it != end2; ++it) {
     auto insn = it->insn;
-    if (insn->opcode() == OPCODE_IF_EQZ || insn->opcode() == OPCODE_IF_NEZ) {
-      found_cmpz = true;
-    }
   }
 }
 
diff --git a/tools/redex-tool/Verifier.cpp b/tools/redex-tool/Verifier.cpp
index 96a0f34933..e35fd34a69 100644
--- a/tools/redex-tool/Verifier.cpp
+++ b/tools/redex-tool/Verifier.cpp
@@ -127,10 +127,6 @@ void verify(DexStoresVector& stores) {
     }
     build_refs(scope, class_refs);
   }
-  int references = 0;
-  for (const auto& refs : class_refs) {
-    references += (int)refs.second.size();
-  }
 
   // Build allowed stor (references) map
   allowed_store_map_t allowed_store_map;