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libkern: use compiler builtins for strcpy, strcmp and strlen

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This commit is contained in:
Mateusz Guzik 2021-02-07 19:50:25 +00:00
parent 3e2d96ac97
commit 81e074d57d
1 changed files with 4 additions and 0 deletions
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4
sys/sys/libkern.h
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@ -199,6 +199,10 @@ size_t kcsan_strlen(const char *);
#define strcpy(d, s) kcsan_strcpy((d), (s))
#define strcmp(s1, s2) kcsan_strcmp((s1), (s2))
#define strlen(s) kcsan_strlen((s))
#else
#define strcpy(d, s) __builtin_strcpy((d), (s))
#define strcmp(s1, s2) __builtin_strcmp((s1), (s2))
#define strlen(s) __builtin_strlen((s))
#endif
static __inline char *