见
https://stackoverflow.com/questions/15763937/unused-parameter-in-c11
#define UNUSED(expr) do { (void)(expr); } while (0)
编译选项
-Wall -Wextra -Werror -Wconversion -Wshadow
见
https://stackoverflow.com/questions/15763937/unused-parameter-in-c11
#define UNUSED(expr) do { (void)(expr); } while (0)
编译选项
-Wall -Wextra -Werror -Wconversion -Wshadow
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