[PATCH] D18440: Don't use potentially invalidated iterator

[Stephan Bergmann via llvm-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rL265024: Don't use potentially invalidated iterator (authored by sberg).

Changed prior to commit:
  http://reviews.llvm.org/D18440?vs=51536&id=52218#toc

Repository:
  rL LLVM

http://reviews.llvm.org/D18440

Files:
  llvm/trunk/lib/CodeGen/BranchFolding.cpp

Index: llvm/trunk/lib/CodeGen/BranchFolding.cpp
===================================================================
--- llvm/trunk/lib/CodeGen/BranchFolding.cpp
+++ llvm/trunk/lib/CodeGen/BranchFolding.cpp
@@ -453,8 +453,10 @@
 
   // Add the new block to the funclet.
   const auto &FuncletI = FuncletMembership.find(&CurMBB);
-  if (FuncletI != FuncletMembership.end())
-    FuncletMembership[NewMBB] = FuncletI->second;
+  if (FuncletI != FuncletMembership.end()) {
+    auto n = FuncletI->second;
+    FuncletMembership[NewMBB] = n;
+  }
 
   return NewMBB;
 }


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