commit bb8ddc7e4ff1f06c7289865bbf9e1fa4632d1c8e
author Jakub Staszak <kubastaszak@gmail.com> Mon Nov 26 22:14:19 2012 +0000
committer Jakub Staszak <kubastaszak@gmail.com> Mon Nov 26 22:14:19 2012 +0000
tree 1b814703a93fab16a99dc8c94fa4a7e33cc8f392
parent 8a66b6ab45986f1fe23b0131ef92b27fd4460ad7

Don't use iterator after being erased.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@168622 91177308-0d34-0410-b5e6-96231b3b80d8

lib/CodeGen/MachineCSE.cpp

diff --git a/lib/CodeGen/MachineCSE.cpp b/lib/CodeGen/MachineCSE.cpp
index 497e000..dbc41de 100644
--- a/lib/CodeGen/MachineCSE.cpp
+++ b/lib/CodeGen/MachineCSE.cpp
@@ -429,8 +429,8 @@
   DEBUG(dbgs() << "Exiting: " << MBB->getName() << '\n');
   DenseMap<MachineBasicBlock*, ScopeType*>::iterator SI = ScopeMap.find(MBB);
   assert(SI != ScopeMap.end());
-  ScopeMap.erase(SI);
   delete SI->second;
+  ScopeMap.erase(SI);
 }
 
 bool MachineCSE::ProcessBlock(MachineBasicBlock *MBB) {