https://bugs.llvm.org/show_bug.cgi?id=30506
Simon Pilgrim <[email protected]> changed:
What |Removed |Added
----------------------------------------------------------------------------
CC| |[email protected]
Status|RESOLVED |REOPENED
Resolution|FIXED |---
--- Comment #7 from Simon Pilgrim <[email protected]> ---
If we're going to allow general use of the tzcnt intrinsics like this, then
their doxygen comments need to be updated to be very clear that if TZCNT isn't
available then the result of __tzcnt_u32(0) is undefined.
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