forward() should not increment internal iterator. Its client may insert instruction between now and next forward() call.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34649 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 1 insertions, 1 deletions

diff --git a/lib/CodeGen/PrologEpilogInserter.cpp b/lib/CodeGen/PrologEpilogInserter.cpp
index 5318ce5855..e9d7d837e8 100644
--- a/lib/CodeGen/PrologEpilogInserter.cpp
+++ b/lib/CodeGen/PrologEpilogInserter.cpp
@@ -455,7 +455,7 @@ void PEI::replaceFrameIndices(MachineFunction &Fn) {
         }
       // Update register states.
       if (MRI.requiresRegisterScavenging())
-        RS.forward();
+        RS.forward(I);
     }
   }
 }