[Bug target/100461] [11/12 Regression] mingw build broken due to change of rdtsc implementation

hjl.tools at gmail dot com gcc-bugzilla@gcc.gnu.org
Fri May 7 19:49:00 GMT 2021


https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100461

H.J. Lu <hjl.tools at gmail dot com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
         Resolution|---                         |WONTFIX
             Status|WAITING                     |RESOLVED

--- Comment #7 from H.J. Lu <hjl.tools at gmail dot com> ---
(In reply to Daniel Starke from comment #6)
> Thank you for the suggestion, however, I am not involved in the mingw-w64
> project. Furthermore, the fact that this regression remains against all
> versions of mingw-w64 known to date does not change.

It doesn't make what mingw-w64 did is correct.

> It is also unclear to me why only these two intrinsics are handled
> differently now. What was the purpose of this change? Do we break existing
> code if the change is reverted?

See PR target/99744.


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