Enable 'cppcoreguidelines-init-variables' clang-tidy check (#298)

Author: aobolensk

.clang-tidy

@@ -1,6 +1,7 @@
 Checks: >
   bugprone-*,
   clang-diagnostic-*,
+  cppcoreguidelines-init-variables,
   llvm-include-order,
   llvm-namespace-comment,
   misc-*,

modules/ref/max_of_vector_elements/include/ref_task.hpp

@@ -27,8 +27,8 @@ class MaxOfVectorElements : public ppc::core::Task {
   }
 
   bool ValidationImpl() override {
-    bool is_count_values_correct;
-    bool is_count_indexes_correct;
+    bool is_count_values_correct = false;
+    bool is_count_indexes_correct = false;
     // Check count elements of output
     is_count_values_correct = task_data->outputs_count[0] == 1;
     is_count_indexes_correct = task_data->outputs_count[1] == 1;

modules/ref/min_of_vector_elements/include/ref_task.hpp

@@ -27,8 +27,8 @@ class MinOfVectorElements : public ppc::core::Task {
   }
 
   bool ValidationImpl() override {
-    bool is_count_values_correct;
-    bool is_count_indexes_correct;
+    bool is_count_values_correct = false;
+    bool is_count_indexes_correct = false;
     // Check count elements of output
     is_count_values_correct = task_data->outputs_count[0] == 1;
     is_count_indexes_correct = task_data->outputs_count[1] == 1;