improve comment.

[oota-llvm.git] / lib / Transforms / Utils / CloneLoop.cpp

diff --git a/lib/Transforms/Utils/CloneLoop.cpp b/lib/Transforms/Utils/CloneLoop.cpp
index a0306ffa527232f2d7e8e1ca1d94c2aeeffe6374..7e000a1a75fe660b8170238bcfabbf64b6dce7d8 100644 (file)
--- a/lib/Transforms/Utils/CloneLoop.cpp
+++ b/lib/Transforms/Utils/CloneLoop.cpp
@@ -92,8 +92,7 @@ Loop *llvm::CloneLoop(Loop *OrigL, LPPassManager  *LPM, LoopInfo *LI,
 
   Loop *NewParentLoop = NULL;
   while (!LoopNest.empty()) {
-    Loop *L = LoopNest.back();
-    LoopNest.pop_back();
+    Loop *L = LoopNest.pop_back_val();
     Loop *NewLoop = new Loop();
 
     if (!NewParentLoop)