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新增错误判断的宏，以及返回值使用检测

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fslongjin
2022-09-28 23:11:34 +08:00
parent 1872d9bd4a
commit edef02286e
2 changed files with 36 additions and 1 deletions
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7
kernel/common/compiler.h
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@ -9,4 +9,9 @@
// 内存屏障
#define barrier() __asm__ __volatile__("" :: \
: "memory");
#endif
#endif
// 编译器属性
// 当函数的返回值未被使用时，编译器抛出警告信息
#define __must_check __attribute__((__warn_unused_result__))