Enabled SEH for MSVC builds

cmake/flags.cmake

@@ -67,7 +67,7 @@ if (CMAKE_CXX_COMPILER_ID MATCHES GNU)
 		endif()
 	endif()
 elseif (CMAKE_CXX_COMPILER_ID MATCHES MSVC)
-	set(GENERAL_FLAGS "/MP")
+	set(GENERAL_FLAGS "/MP /EHa")
 	set(WARNING_FLAGS "/Wall /WX /sdl")
 	set(SECURITY_FLAGS "/GS /guard:cf")
 	set(OPTIMIZATION_FLAGS "/O2 /Oi /Ob2 /Ot /DNDEBUG /GL")

src/common.h

@@ -19,7 +19,7 @@
 
 #ifdef _MSC_VER
 
-#pragma warning(disable : 4005 4061 4324 4365 4464 4619 4625 4626 4668 4710 4711 4804 4820 5039 5045 5220 5246 5264)
+#pragma warning(disable : 4005 4061 4324 4365 4464 4619 4625 4626 4668 4710 4711 4714 4804 4820 5039 5045 5220 5246 5264)
 #define FORCEINLINE __forceinline
 #define NOINLINE __declspec(noinline)
 #define LIKELY(expression) expression

src/log.cpp

@@ -51,7 +51,7 @@ static const HANDLE hStdOut = GetStdHandle(STD_OUTPUT_HANDLE);
 
 #pragma comment(lib, "Dbghelp.lib")
 
-LONG WINAPI UnhandledExceptionFilter(_In_ _EXCEPTION_POINTERS*)
+LONG WINAPI UnhandledExceptionFilter(_In_ _EXCEPTION_POINTERS* exception_pointers)
 {
 	constexpr size_t MAX_FRAMES = 32;
 
@@ -70,7 +70,9 @@ LONG WINAPI UnhandledExceptionFilter(_In_ _EXCEPTION_POINTERS*)
 
 	const HANDLE h = GetCurrentProcess();
 
-	fprintf(stderr, "\n\nUnhandled exception at:\n");
+	const uint32_t code = (exception_pointers && exception_pointers->ExceptionRecord) ? exception_pointers->ExceptionRecord->ExceptionCode : 0;
+
+	fprintf(stderr, "\n\nUnhandled exception %X at:\n", code);
 	fflush(stderr);
 
 	for (size_t j = 0; j < MAX_FRAMES; ++j) {
@@ -86,7 +88,7 @@ LONG WINAPI UnhandledExceptionFilter(_In_ _EXCEPTION_POINTERS*)
 	fflush(stderr);
 
 	// Normal logging might be broken at this point, but try to log it anyway
-	LOGERR(0, "Unhandled exception at:");
+	LOGERR(0, "Unhandled exception " << log::Hex(code) << " at:");
 
 	for (size_t j = 0; j < MAX_FRAMES; ++j) {
 		const DWORD64 address = reinterpret_cast<DWORD64>(stack_trace[j]);