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Safe version of ascii macros, add missing tolower_ascii (#25836) #3

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Apr 4, 2024
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Safe version of ascii macros, add missing tolower_ascii (#25836) #3

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7 changes: 4 additions & 3 deletions pandas/_libs/src/headers/portable.h
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Expand Up @@ -7,8 +7,9 @@

// GH-23516 - works around locale perf issues
// from MUSL libc, MIT Licensed - see LICENSES
#define isdigit_ascii(c) ((unsigned)c - '0' < 10)
#define isspace_ascii(c) (c == ' ' || (unsigned)c-'\t' < 5)
#define toupper_ascii(c) (((unsigned)c-'a' < 26) ? (c & 0x5f) : c)
#define isdigit_ascii(c) (((unsigned)(c) - '0') < 10u)
#define isspace_ascii(c) (((c) == ' ') || (((unsigned)(c) - '\t') < 5))
#define toupper_ascii(c) ((((unsigned)(c) - 'a') < 26) ? ((c) & 0x5f) : (c))
#define tolower_ascii(c) ((((unsigned)(c) - 'A') < 26) ? ((c) | 0x20) : (c))

#endif