Simplify code. No functionality change.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@166053 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Transforms/Scalar/LoopUnswitch.cpp b/lib/Transforms/Scalar/LoopUnswitch.cpp
index 15b168fe2aa6f23f9c6090fd9b6e055640bb89cd..047b43eb84fcb567a8795aa08ff2f8f6a8e7232a 100644 (file)
--- a/lib/Transforms/Scalar/LoopUnswitch.cpp
+++ b/lib/Transforms/Scalar/LoopUnswitch.cpp
@@ -907,13 +907,9 @@ void LoopUnswitch::UnswitchNontrivialCondition(Value *LIC, Constant *Val,
 /// specified.
 static void RemoveFromWorklist(Instruction *I,
                                std::vector<Instruction*> &Worklist) {
-  std::vector<Instruction*>::iterator WI = std::find(Worklist.begin(),
-                                                     Worklist.end(), I);
-  while (WI != Worklist.end()) {
-    unsigned Offset = WI-Worklist.begin();
-    Worklist.erase(WI);
-    WI = std::find(Worklist.begin()+Offset, Worklist.end(), I);
-  }
+
+  Worklist.erase(std::remove(Worklist.begin(), Worklist.end(), I),
+                 Worklist.end());
 }
 
 /// ReplaceUsesOfWith - When we find that I really equals V, remove I from the