common/wall_clock: Add virtual destructors

From -fsanitize=address, this code wasn't calling the proper destructor.
Adding virtual destructors for each inherited class and the base class
fixes this bug.

While we are at it, mark the functions as final.

1 files changed, 1 insertions, 1 deletions

diff --git a/src/common/wall_clock.cpp b/src/common/wall_clock.cpp
index 3afbdb898..7a20e95b7 100644
--- a/src/common/wall_clock.cpp
+++ b/src/common/wall_clock.cpp
@@ -15,7 +15,7 @@ namespace Common {
 using base_timer = std::chrono::steady_clock;
 using base_time_point = std::chrono::time_point<base_timer>;
 
-class StandardWallClock : public WallClock {
+class StandardWallClock final : public WallClock {
 public:
     StandardWallClock(u64 emulated_cpu_frequency, u64 emulated_clock_frequency)
         : WallClock(emulated_cpu_frequency, emulated_clock_frequency, false) {