add gpio led uart

hc

2024-05-10 748e4f3d702def1a4bff191e0cf93b6a05340f01

 kernel/scripts/kconfig/preprocess.c
..
..
@@ -396,6 +396,9 @@
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 		p++;
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 	}
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+
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+	if (new_argc >= FUNCTION_MAX_ARGS)
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+		pperror("too many function arguments");
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 	new_argv[new_argc++] = prev;
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 	/*