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/x64/native_clock.h b/src/common/x64/native_clock.h
index 891a3bbfd..7c503df26 100644
--- a/src/common/x64/native_clock.h
+++ b/src/common/x64/native_clock.h
@@ -12,7 +12,7 @@
 namespace Common {
 
 namespace X64 {
-class NativeClock : public WallClock {
+class NativeClock final : public WallClock {
 public:
     NativeClock(u64 emulated_cpu_frequency, u64 emulated_clock_frequency, u64 rtsc_frequency);