Mercurial > cpython-lru_cache-weakref
view Python/pystrcmp.c @ 51031:d86e23318b41
Issue #4753: By enabling a configure option named '--with-computed-gotos'
on compilers that support it (notably: gcc, SunPro, icc), the bytecode
evaluation loop is compiled with a new dispatch mechanism which gives
speedups of up to 20%, depending on the system, on various benchmarks.
| author | Antoine Pitrou <solipsis@pitrou.net> |
|---|---|
| date | Sun, 25 Jan 2009 16:34:23 +0000 |
| parents | 0a485593ae1c |
| children | fd25030223b0 |
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/* Cross platform case insensitive string compare functions */ #include "Python.h" int PyOS_mystrnicmp(const char *s1, const char *s2, Py_ssize_t size) { if (size == 0) return 0; while ((--size > 0) && (tolower((unsigned)*s1) == tolower((unsigned)*s2))) { if (!*s1++ || !*s2++) break; } return tolower((unsigned)*s1) - tolower((unsigned)*s2); } int PyOS_mystricmp(const char *s1, const char *s2) { while (*s1 && (tolower((unsigned)*s1++) == tolower((unsigned)*s2++))) { ; } return (tolower((unsigned)*s1) - tolower((unsigned)*s2)); }
