Rephrase comments

src/language/node_processor/IfProcessor.hpp

@@ -19,7 +19,7 @@ class IfProcessor final : public INodeProcessor
         if constexpr (std::is_arithmetic_v<T>) {
           return value;
         } else {
-          return false;   // LCOV_EXCL_LINE (only there for compilation purpose unreachable)
+          return false;   // LCOV_EXCL_LINE (unreachable: only there for compilation purpose)
         }
       },
       m_node.children[0]->m_value));

src/language/node_processor/WhileProcessor.hpp

@@ -21,7 +21,7 @@ class WhileProcessor final : public INodeProcessor
           if constexpr (std::is_arithmetic_v<T>) {
             return value;
           } else {
-            return false;   // LCOV_EXCL_LINE (only there for compilation purpose unreachable)
+            return false;   // LCOV_EXCL_LINE (unreachable: only there for compilation purpose)
           }
         },
         m_node.children[0]->m_value));