From: Owen Anderson <resistor@mac.com>
Date: Wed, 24 Aug 2011 21:35:46 +0000 (+0000)
Subject: Be careful not to walk off the end of the operand info list while updating VFP predic... 
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=12a1e3bbcbd4e8f740c8304379001d1e6731561c;p=oota-llvm.git

Be careful not to walk off the end of the operand info list while updating VFP predicates.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@138492 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/Target/ARM/Disassembler/ARMDisassembler.cpp b/lib/Target/ARM/Disassembler/ARMDisassembler.cpp
index 1ce330a4e36..e22126956e7 100644
--- a/lib/Target/ARM/Disassembler/ARMDisassembler.cpp
+++ b/lib/Target/ARM/Disassembler/ARMDisassembler.cpp
@@ -417,7 +417,8 @@ void ThumbDisassembler::UpdateThumbVFPPredicate(MCInst &MI) const {
 
   const MCOperandInfo *OpInfo = ARMInsts[MI.getOpcode()].OpInfo;
   MCInst::iterator I = MI.begin();
-  for (unsigned i = 0, e = MI.size(); i < e; ++i, ++I) {
+  unsigned short NumOps = ARMInsts[MI.getOpcode()].NumOperands;
+  for (unsigned i = 0; i < NumOps; ++i, ++I) {
     if (OpInfo[i].isPredicate() ) {
       I->setImm(CC);
       ++I;