Trap registry

wasmtime-runtime/signalhandlers/SignalHandlers.cpp

@@ -408,6 +408,10 @@ HandleTrap(CONTEXT* context)
 {
     assert(sAlreadyHandlingTrap);
 
+    if (!CheckIfTrapAtAddress(ContextToPC(context))) {
+        return false;
+    }
+
     RecordTrap(ContextToPC(context));
 
     // Unwind calls longjmp, so it doesn't run the automatic

wasmtime-runtime/signalhandlers/SignalHandlers.hpp

@@ -11,6 +11,7 @@
 extern "C" {
 #endif
 
+int8_t CheckIfTrapAtAddress(const uint8_t* pc);
 // Record the Trap code and wasm bytecode offset in TLS somewhere
 void RecordTrap(const uint8_t* pc);