Silence clang 12 warning: destructor called on non-final 'QPSLimiter' that has virtual

functions but non-virtual destructor

diff --git a/pdns/dnsdist.hh b/pdns/dnsdist.hh
index 7c79380b19f5fcb071987d54d11f0a44ab2c0ef0..7b63403fb93c1453d6ff11a5ec8beb5b87906e13 100644 (file)
--- a/pdns/dnsdist.hh
+++ b/pdns/dnsdist.hh
@@ -446,6 +446,10 @@ public:
     d_prev.start();
   }
 
+  virtual ~BasicQPSLimiter()
+  {
+  }
+
   bool check(unsigned int rate, unsigned int burst) const // this is not quite fair
   {
     if (checkOnly(rate, burst)) {