Fix compilation on GCC 2.96

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5113 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/CodeGen/RegAllocSimple.cpp b/lib/CodeGen/RegAllocSimple.cpp
index ffb6e97b19d1e06265e59ed9bf81717ec460340e..9c8f8d475981d5a64e5c5facf1140d79de5af2be 100644 (file)
--- a/lib/CodeGen/RegAllocSimple.cpp
+++ b/lib/CodeGen/RegAllocSimple.cpp
@@ -346,7 +346,7 @@ void RegAllocSimple::EmitPrologue() {
 ///
 void RegAllocSimple::EmitEpilogue(MachineBasicBlock &MBB) {
   // Insert instructions before the return.
-  MachineBasicBlock::iterator I = --MBB.end();
+  MachineBasicBlock::iterator I = MBB.end()-1;
 
   const unsigned *CSRegs = RegInfo->getCalleeSaveRegs();
   for (unsigned i = 0; CSRegs[i]; ++i) {