[llvm-bugs] [Bug 27344] __builtin_expect(cond, 0) always produces CMOV under -O2
via llvm-bugs
llvm-bugs at lists.llvm.org
Fri Apr 15 08:38:20 PDT 2016
https://llvm.org/bugs/show_bug.cgi?id=27344
Sanjay Patel <spatel+llvm at rotateright.com> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|RESOLVED |REOPENED
Resolution|DUPLICATE |---
--- Comment #7 from Sanjay Patel <spatel+llvm at rotateright.com> ---
Let's reopen this bug to track the backend fix that's needed.
The profile metadata (based on the builtin_expect) should survive IR transforms
after:
http://reviews.llvm.org/rL266442
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