+#
+# Diagnostic opt-outs. We need to make this list empty.
+#
+# DO NOT ADD MORE HERE.
+#
+# -Wno-cast-align
+pe_identify_machine.o_CFLAGS_ADD += -Wno-cast-align
+# -Wno-implicit-int-conversion
+pe_serial.o_CFLAGS_ADD += -Wno-implicit-int-conversion
+# -Wno-shorten-64-to-32
+pe_identify_machine.o_CFLAGS_ADD += -Wno-shorten-64-to-32
+pe_init.o_CFLAGS_ADD += -Wno-shorten-64-to-32
+# -Wno-sign-conversion
+bootargs.o_CFLAGS_ADD += -Wno-sign-conversion
+device_tree.o_CFLAGS_ADD += -Wno-sign-conversion
+pe_identify_machine.o_CFLAGS_ADD += -Wno-sign-conversion
+pe_init.o_CFLAGS_ADD += -Wno-sign-conversion
+pe_serial.o_CFLAGS_ADD += -Wno-sign-conversion
+