[polly] r309453 - [VirtualInstruction] Do not iterate over a region statement's instruction list. NFC.

[Michael Kruse via llvm-commits]

Author: meinersbur
Date: Fri Jul 28 16:22:23 2017
New Revision: 309453

URL: http://llvm.org/viewvc/llvm-project?rev=309453&view=rev
Log:
[VirtualInstruction] Do not iterate over a region statement's instruction list. NFC.

It should be empty anyways. In this case it would even be redundant
because we just all all instructions in region statements.

Modified:
    polly/trunk/lib/Support/VirtualInstruction.cpp

Modified: polly/trunk/lib/Support/VirtualInstruction.cpp
URL: http://llvm.org/viewvc/llvm-project/polly/trunk/lib/Support/VirtualInstruction.cpp?rev=309453&r1=309452&r2=309453&view=diff
==============================================================================
--- polly/trunk/lib/Support/VirtualInstruction.cpp (original)
+++ polly/trunk/lib/Support/VirtualInstruction.cpp Fri Jul 28 16:22:23 2017
@@ -181,6 +181,7 @@ addInstructionRoots(ScopStmt *Stmt,
     for (auto *BB : Stmt->getRegion()->blocks())
       for (Instruction &Inst : *BB)
         RootInsts.emplace_back(Stmt, &Inst);
+    return;
   }
 
   for (Instruction *Inst : Stmt->getInstructions())