Exempt from strict warnings for struct packing and add MCU options

src/class/cdc/cdc.h

@@ -50,6 +50,10 @@
  extern "C" {
 #endif
 
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wpacked"
+#pragma GCC diagnostic ignored "-Wattributes"
+
 /** \defgroup ClassDriver_CDC_Common Common Definitions
  *  @{ */
 
@@ -401,6 +405,8 @@ typedef struct ATTR_PACKED
 
 TU_VERIFY_STATIC(sizeof(cdc_line_control_state_t) == 2, "size is not correct");
 
+#pragma GCC diagnostic pop
+
 /** @} */
 
 #ifdef __cplusplus

src/class/hid/hid.h

@@ -49,6 +49,10 @@
  extern "C" {
 #endif
 
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wpacked"
+#pragma GCC diagnostic ignored "-Wattributes"
+
 //--------------------------------------------------------------------+
 // Common Definitions
 //--------------------------------------------------------------------+
@@ -609,6 +613,7 @@ enum
   HID_USAGE_CONSUMER_AC_PAN                            = 0x0238,
 };
 
+#pragma GCC diagnostic pop
 
 #ifdef __cplusplus
  }

src/class/msc/msc.h

@@ -52,6 +52,10 @@
  extern "C" {
 #endif
 
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wpacked"
+#pragma GCC diagnostic ignored "-Wattributes"
+
 //--------------------------------------------------------------------+
 // Mass Storage Class Constant
 //--------------------------------------------------------------------+
@@ -392,6 +396,8 @@ typedef struct ATTR_PACKED
 TU_VERIFY_STATIC(sizeof(scsi_read10_t) == 10, "size is not correct");
 TU_VERIFY_STATIC(sizeof(scsi_write10_t) == 10, "size is not correct");
 
+#pragma GCC diagnostic pop
+
 #ifdef __cplusplus
  }
 #endif