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[polly] Fix non-determinism in IslNodeBuilder. 

The iteration order of OutsideLoopIterations matters for
IslNodeBuilder::getReferencesInSubtree, which inserts the values from
the map into a SetVector, which is eventually used to construct the
type of the context for parallel loops.

llvm-svn: 360723
This commit is contained in:
Eli Friedman 2019-05-14 23:01:19 +00:00
parent a68ee931e6
commit a0de66dd17
1 changed files with 1 additions and 1 deletions
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polly/include/polly/CodeGen/IslNodeBuilder.h
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@ -160,7 +160,7 @@ protected:
///
/// This map provides for a given loop a llvm::Value that contains the current
/// loop iteration.
LoopToScevMapT OutsideLoopIterations;
MapVector<const Loop *, const SCEV *> OutsideLoopIterations;
// This maps an isl_id* to the Value* it has in the generated program. For now
// on, the only isl_ids that are stored here are the newly calculated loop