[polly] r252437 - [FIX] Initialize incoming scalar memory locations for PHIs

[Tobias Grosser via llvm-commits]

On 11/09/2015 01:21 AM, Johannes Doerfert via llvm-commits wrote:
> Author: jdoerfert
> Date: Sun Nov  8 18:21:21 2015
> New Revision: 252437
>
> URL: http://llvm.org/viewvc/llvm-project?rev=252437&view=rev
> Log:
> [FIX] Initialize incoming scalar memory locations for PHIs
>
> Added:
>      polly/trunk/test/Isl/CodeGen/uninitialized_scalar_memory.ll
> Modified:
>      polly/trunk/lib/CodeGen/BlockGenerators.cpp

Thank you Johannes for tracking down this run-time bug. This and the
other test case significanty reduced the miscompiles we are still seeing 
on our -polly-process-unprofitable builder!

Best,
Tobias