[PATCH] D15722: [WIP][Polly] SSA Codegen

Sebastian Pop via llvm-commits llvm-commits at lists.llvm.org
Fri Jan 29 11:16:12 PST 2016

sebpop added inline comments.

Comment at: lib/Support/ScopHelper.cpp:481
@@ +480,3 @@
+    MergePHI->eraseFromParent();
+    return *Values.begin();
+  }
You could also check whether all arguments of the MergePHI node are the same, in which case you do not need the phi node, and just return the first arg.


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