[PATCH] D122789: [compiler-rt] [scudo] Use -mcrc32 on x86 when available

[Phoebe Wang via Phabricator via cfe-commits]

pengfei added a comment.

GCC supports "-mcrc32", but seems only for built-in functions: https://godbolt.org/z/veeGMoY11

https://gcc.gnu.org/onlinedocs/gcc/x86-Options.html#x86-Options


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