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Workaround for machines on GitHub Actions that incorrectly report CPU vector instruction availability

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Kovid Goyal
2024-01-21 15:17:16 +05:30
parent b0ccaa09be
commit eee14ae148
1 changed files with 6 additions and 0 deletions
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6
kitty/simd-string.c
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@@ -127,6 +127,12 @@ init_simd(void *x) {
has_sse4_2 = true; has_avx2 = true; has_sse4_2 = true; has_avx2 = true;
#else #else
do_check(); do_check();
// On GitHub actions there are some weird macOS machines which report avx2 not available but sse4.2 is available and then
// SIGILL when using basic sse instructions
if (!has_avx2 && has_sse4_2) {
const char *ci = getenv("CI");
if (ci && strcmp(ci, "true") == 0) has_sse4_2 = false;
}
#endif #endif
#else #else
#ifdef __aarch64__ #ifdef __aarch64__