diff --git a/nvbench/detail/measure_cold.cuh b/nvbench/detail/measure_cold.cuh
index 786e9b7..3a372d1 100644
--- a/nvbench/detail/measure_cold.cuh
+++ b/nvbench/detail/measure_cold.cuh
@@ -85,27 +85,27 @@ protected:
   nvbench::state &m_state;
 
   nvbench::launch m_launch;
-  nvbench::cuda_timer m_cuda_timer;
-  nvbench::cpu_timer m_cpu_timer;
-  nvbench::cpu_timer m_walltime_timer;
-  nvbench::detail::l2flush m_l2flush;
-  nvbench::blocking_kernel m_blocker;
+  nvbench::cuda_timer m_cuda_timer{};
+  nvbench::cpu_timer m_cpu_timer{};
+  nvbench::cpu_timer m_walltime_timer{};
+  nvbench::detail::l2flush m_l2flush{};
+  nvbench::blocking_kernel m_blocker{};
 
-  nvbench::criterion_params m_criterion_params;
+  nvbench::criterion_params m_criterion_params{};
   nvbench::stopping_criterion_base &m_stopping_criterion;
-  nvbench::detail::gpu_frequency m_gpu_frequency;
+  nvbench::detail::gpu_frequency m_gpu_frequency{};
 
   bool m_disable_blocking_kernel{false};
   bool m_run_once{false};
-  bool m_check_throttling;
+  bool m_check_throttling{true};
 
   nvbench::int64_t m_min_samples{};
 
   nvbench::float64_t m_skip_time{};
   nvbench::float64_t m_timeout{};
 
-  nvbench::float32_t m_throttle_threshold;      // [% of default SM clock rate]
-  nvbench::float32_t m_throttle_recovery_delay; // [seconds]
+  nvbench::float32_t m_throttle_threshold{};      // [% of default SM clock rate]
+  nvbench::float32_t m_throttle_recovery_delay{}; // [seconds]
 
   // Dynamically increased when repeated throttling occurs
   // without successfully recording a sample.
@@ -122,13 +122,13 @@ protected:
   nvbench::float64_t m_max_cpu_time{};
   nvbench::float64_t m_total_cpu_time{};
 
-  std::vector<nvbench::float64_t> m_sm_clock_rates{};
   nvbench::float64_t m_sm_clock_rate_accumulator{};
+  std::vector<nvbench::float64_t> m_sm_clock_rates{};
 
-  std::vector<nvbench::float64_t> m_cuda_times;
-  std::vector<nvbench::float64_t> m_cpu_times;
+  std::vector<nvbench::float64_t> m_cuda_times{};
+  std::vector<nvbench::float64_t> m_cpu_times{};
 
-  bool m_max_time_exceeded{};
+  bool m_max_time_exceeded{false};
 };
 
 struct measure_cold_base::kernel_launch_timer