[Bug middle-end/66989] poor performance of builtin_isfinite on x64

[neleai at seznam dot cz]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66989

--- Comment #1 from Ondrej Bilka <neleai at seznam dot cz> ---
Created attachment 36049
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=36049&action=edit
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