X-Git-Url: http://git.linex4red.de/pub/USBasp.git/blobdiff_plain/88bcc6fde546f12a31f46b5c8b77631b0c648638..9737a23271ce6b3fce6bdae5cacaaf3f0ac8c420:/Bootloaders/MassStorage/BootloaderMassStorage.h

diff --git a/Bootloaders/MassStorage/BootloaderMassStorage.h b/Bootloaders/MassStorage/BootloaderMassStorage.h
index 05b0eedfe..1fcce9063 100644
--- a/Bootloaders/MassStorage/BootloaderMassStorage.h
+++ b/Bootloaders/MassStorage/BootloaderMassStorage.h
@@ -49,6 +49,12 @@
 
 		#include <LUFA/Drivers/Board/LEDs.h>
 		#include <LUFA/Drivers/USB/USB.h>
+		#include <LUFA/Platform/Platform.h>
+
+	/* Preprocessor Checks: */
+		#if !defined(__OPTIMIZE_SIZE__)
+			#error This bootloader requires that it be optimized for size, not speed, to fit into the target device. Change optimization settings and try again.
+		#endif
 
 	/* Macros: */
 		/** LED mask for the library LED driver, to indicate that the USB interface is not ready. */