Fix TLS issues

src/a.cpp

@@ -0,0 +1,5 @@
+#include "std_include.hpp"
+
+// The naming of the file enforces early linking and thus
+// a better placement in the tls segment
+__declspec(thread) char tls_data[TLS_PAYLOAD_SIZE];

src/main.cpp

@@ -9,8 +9,6 @@
 
 //#define GENERATE_DIFFS
 
-__declspec(thread) char tls_data[TLS_PAYLOAD_SIZE];
-
 DECLSPEC_NORETURN void WINAPI exit_hook(const int code)
 {
 	module_loader::pre_destroy();

src/std_include.cpp

@@ -9,9 +9,6 @@
 
 #pragma comment(linker,"/manifestdependency:\"type='win32' name='Microsoft.Windows.Common-Controls' version='6.0.0.0' processorArchitecture='x86' publicKeyToken='6595b64144ccf1df' language='*'\"")
 
-// Moved to main.cpp to enforce early linking
-//__declspec(thread) char tls_data[TLS_PAYLOAD_SIZE];
-
 #pragma bss_seg(".payload")
 char payload_data[BINARY_PAYLOAD_SIZE];
 

src/std_include.hpp

@@ -60,3 +60,5 @@
 #include "resource.hpp"
 
 using namespace std::literals;
+
+extern __declspec(thread) char tls_data[TLS_PAYLOAD_SIZE];