[Bug target/84077] [7/8 Regression] Likely wrong code with `__builtin_expect()` on i686-linux-gnu

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84077

Richard Biener <rguenth at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
           Keywords|                            |wrong-code
             Target|                            |x86_64-*-*, i?86-*-*
      Known to work|                            |6.4.0
   Target Milestone|---                         |7.4
            Summary|Likely wrong code with      |[7/8 Regression] Likely
                   |`__builtin_expect()` on     |wrong code with
                   |i686-linux-gnu              |`__builtin_expect()` on
                   |                            |i686-linux-gnu
      Known to fail|                            |7.2.0

--- Comment #2 from Richard Biener <rguenth at gcc dot gnu.org> ---
The use of __builtin_expect likely triggers a problem elsewhere, not
necessarily in the backend.