[llvm-bugs] [Bug 13559] clang fails to apply constructor alias optimization

[via llvm-bugs]

https://llvm.org/bugs/show_bug.cgi?id=13559

Rafael Ávila de Espíndola <rafael.espindola at gmail.com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEW                         |RESOLVED
         Resolution|---                         |FIXED

--- Comment #2 from Rafael Ávila de Espíndola <rafael.espindola at gmail.com> ---
(In reply to comment #1)
> (In reply to comment #0)
> > On this testcase:
> > 
> >   struct X {
> >     X(int j) : i(j) {}
> >     int i;
> >   };
> >   
> >   int main() {
> >     X x(10);
> >   }
> > 
> > $ clang b6940259.cc -flto -S -o - -O3 -mllvm -disable-llvm-optzns
> > 
> > emits a @_ZN1XC1Ei that calls @_ZN1XC2Ei. It should just be an alias.
> 
> FWIW we currently don't produce C1 at all in this example at the moment, if
> I'm testing this correctly.

I see the same. Closing the bug as fixed. Please reopen if you have a testcase
that still fails.

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