[PATCH] [Polly] Allow to annotate alias scopes in the new SCoP.

[Johannes Doerfert]

Dup of http://reviews.llvm.org/D5575

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Comment at: include/polly/CodeGen/CodeGeneration.h:41
@@ -39,1 +40,3 @@
+extern bool PollyAnnotateAliasScopes;
+
 static inline int getNumberOfIterations(__isl_take isl_set *Domain) {
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grosser wrote:
> I don't think we need a command line option for this. That seems pure goodness, so why don't we enable it by default?
This is for example useful for ppl using Polly as an analyzer/annotator with the ignore-aliasing option and without scheduling. In such a case you might don't want the alias scopes.

http://reviews.llvm.org/D5563