diff --git a/core/error_macros.h b/core/error_macros.h
index 1bcb61672dd..d3e1ed03b12 100644
--- a/core/error_macros.h
+++ b/core/error_macros.h
@@ -77,15 +77,15 @@ struct ErrorHandlerList {
 void add_error_handler(ErrorHandlerList *p_handler);
 void remove_error_handler(ErrorHandlerList *p_handler);
 
-void _err_print_error(const char *p_function, const char *p_file, int p_line, const char *p_error, ErrorHandlerType p_type = ERR_HANDLER_ERROR);
-void _err_print_error(const char *p_function, const char *p_file, int p_line, const String &p_error, ErrorHandlerType p_type = ERR_HANDLER_ERROR);
-void _err_print_error(const char *p_function, const char *p_file, int p_line, const char *p_error, const char *p_message, ErrorHandlerType p_type = ERR_HANDLER_ERROR);
-void _err_print_error(const char *p_function, const char *p_file, int p_line, const String &p_error, const char *p_message, ErrorHandlerType p_type = ERR_HANDLER_ERROR);
-void _err_print_error(const char *p_function, const char *p_file, int p_line, const char *p_error, const String &p_message, ErrorHandlerType p_type = ERR_HANDLER_ERROR);
-void _err_print_error(const char *p_function, const char *p_file, int p_line, const String &p_error, const String &p_message, ErrorHandlerType p_type = ERR_HANDLER_ERROR);
-void _err_print_index_error(const char *p_function, const char *p_file, int p_line, int64_t p_index, int64_t p_size, const char *p_index_str, const char *p_size_str, const char *p_message = "", bool fatal = false);
-void _err_print_index_error(const char *p_function, const char *p_file, int p_line, int64_t p_index, int64_t p_size, const char *p_index_str, const char *p_size_str, const String &p_message, bool fatal = false);
-void _err_flush_stdout();
+_NO_INLINE_ void _err_print_error(const char *p_function, const char *p_file, int p_line, const char *p_error, ErrorHandlerType p_type = ERR_HANDLER_ERROR);
+_NO_INLINE_ void _err_print_error(const char *p_function, const char *p_file, int p_line, const String &p_error, ErrorHandlerType p_type = ERR_HANDLER_ERROR);
+_NO_INLINE_ void _err_print_error(const char *p_function, const char *p_file, int p_line, const char *p_error, const char *p_message, ErrorHandlerType p_type = ERR_HANDLER_ERROR);
+_NO_INLINE_ void _err_print_error(const char *p_function, const char *p_file, int p_line, const String &p_error, const char *p_message, ErrorHandlerType p_type = ERR_HANDLER_ERROR);
+_NO_INLINE_ void _err_print_error(const char *p_function, const char *p_file, int p_line, const char *p_error, const String &p_message, ErrorHandlerType p_type = ERR_HANDLER_ERROR);
+_NO_INLINE_ void _err_print_error(const char *p_function, const char *p_file, int p_line, const String &p_error, const String &p_message, ErrorHandlerType p_type = ERR_HANDLER_ERROR);
+_NO_INLINE_ void _err_print_index_error(const char *p_function, const char *p_file, int p_line, int64_t p_index, int64_t p_size, const char *p_index_str, const char *p_size_str, const char *p_message = "", bool fatal = false);
+_NO_INLINE_ void _err_print_index_error(const char *p_function, const char *p_file, int p_line, int64_t p_index, int64_t p_size, const char *p_index_str, const char *p_size_str, const String &p_message, bool fatal = false);
+_NO_INLINE_ void _err_flush_stdout();
 
 void _physics_interpolation_warning(const char *p_function, const char *p_file, int p_line, ObjectID p_id, const char *p_warn_string);
 
diff --git a/core/typedefs.h b/core/typedefs.h
index 76efabb7f1c..02c53df9c36 100644
--- a/core/typedefs.h
+++ b/core/typedefs.h
@@ -69,6 +69,20 @@
 
 #endif
 
+// Should never inline.
+#ifndef _NO_INLINE_
+#if defined(__GNUC__) && (__GNUC__ >= 4)
+#define _NO_INLINE_ __attribute__((noinline))
+#elif defined(__llvm__)
+#define _NO_INLINE_ __attribute__((noinline))
+#elif defined(_MSC_VER)
+#define _NO_INLINE_ __declspec(noinline)
+#else
+#define _NO_INLINE_
+#endif
+
+#endif
+
 // No discard allows the compiler to flag warnings if we don't use the return value of functions / classes
 #ifndef _NO_DISCARD_
 // c++ 17 onwards