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Merge pull request #4807 from RicoP/RicoP/sinfl_bsr

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[rcore] sinfl_bsr fix for TCC
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Ray 2025-03-11 08:32:32 +01:00 • committed by GitHub
commit b80250bee4
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1 changed files with 5 additions and 4 deletions
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9
src/external/sinfl.h vendored
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@ -171,10 +171,11 @@ extern int zsinflate(void *out, int cap, const void *in, int size);
static int
sinfl_bsr(unsigned n) {
#if defined(_MSC_VER) && !defined(__clang__)
_BitScanReverse(&n, n);
return n;
#elif defined(__GNUC__) || defined(__clang__)
#ifdef _MSC_VER
unsigned long uln = 0;
_BitScanReverse(&uln, n);
return (int)(uln);
#else // defined(__GNUC__) || defined(__clang__) || defined(__TINYC__)
return 31 - __builtin_clz(n);
#endif
}