[llvm] r206328 - RegionInfo: Do not access a value that was just moved away

[David Blaikie]

On Tue, Apr 15, 2014 at 3:09 PM, Tobias Grosser <tobias at grosser.es> wrote:
> Author: grosser
> Date: Tue Apr 15 17:09:36 2014
> New Revision: 206328
>
> URL: http://llvm.org/viewvc/llvm-project?rev=206328&view=rev
> Log:
> RegionInfo: Do not access a value that was just moved away

Thanks for the catch - sorry about that.

>
> This fixes a regression introduced in r206310.
>
> Modified:
>     llvm/trunk/lib/Analysis/RegionInfo.cpp
>
> Modified: llvm/trunk/lib/Analysis/RegionInfo.cpp
> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Analysis/RegionInfo.cpp?rev=206328&r1=206327&r2=206328&view=diff
> ==============================================================================
> --- llvm/trunk/lib/Analysis/RegionInfo.cpp (original)
> +++ llvm/trunk/lib/Analysis/RegionInfo.cpp Tue Apr 15 17:09:36 2014
> @@ -363,8 +363,8 @@ void Region::addSubRegion(Region *SubReg
>    std::vector<std::unique_ptr<Region>> Keep;
>    for (iterator I = begin(), E = end(); I != E; ++I)
>      if (SubRegion->contains(I->get()) && I->get() != SubRegion) {
> -      SubRegion->children.push_back(std::move(*I));
>        (*I)->parent = SubRegion;
> +      SubRegion->children.push_back(std::move(*I));
>      } else
>        Keep.push_back(std::move(*I));
>
>
>
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