diff --git a/deps/v8/src/trap-handler/trap-handler-simulator.h b/deps/v8/src/trap-handler/trap-handler-simulator.h
index bfceb49697a843..aeb02a515c769a 100644
--- a/deps/v8/src/trap-handler/trap-handler-simulator.h
+++ b/deps/v8/src/trap-handler/trap-handler-simulator.h
@@ -12,6 +12,27 @@
 
 // This implementation is only usable on an x64 host with non-x64 target (i.e. a
 // simulator build on x64).
+
+#pragma message("DEBUG INFO")
+
+#if defined(_M_X64)
+#pragma message("_M_X64: " _M_X64)
+#else
+#pragma message("_M_X64 is undefined")
+#endif
+
+#if defined(__x86_64__)
+#pragma message("__x86_64__: " __x86_64__)
+#else
+#pragma message("__x86_64__ is undefined")
+#endif
+
+#if defined(V8_TARGET_ARCH_X64)
+#pragma message("V8_TARGET_ARCH_X64: " V8_TARGET_ARCH_X64)
+#else
+#pragma message("V8_TARGET_ARCH_X64 is undefined")
+#endif
+
 #if (!defined(_M_X64) && !defined(__x86_64__)) || defined(V8_TARGET_ARCH_X64)
 #error "Do only include this file on simulator builds on x64."
 #endif