diff -r c22e983b3b6e -r ccb089827f87 src/compiler/HIR.cpp
--- a/src/compiler/HIR.cpp	Sun Nov 18 15:50:41 2012 -0800
+++ b/src/compiler/HIR.cpp	Sun Nov 18 16:10:43 2012 -0800
@@ -45,6 +45,7 @@
     void visitGlobal(HGlobal *global);
     void visitConvert(HConvert *convert);
     void visitIndex(HIndex *index);
+    void visitPostIncDec(HPostIncDec *hir);
 
   private:
     Zone *zone_;
@@ -94,6 +95,12 @@
 }
 
 void
+HGlobal::swapAndPick(BytecodeEmitter &emitter_)
+{
+    __ dup();
+}
+
+void
 HGlobal::store(BytecodeEmitter &emitter_)
 {
     __ setglobal(sym_);
@@ -120,6 +127,17 @@
 }
 
 void
+HLocal::swapAndPick(BytecodeEmitter &emitter_)
+{
+    if (sym_->type()->isReference()) {
+        __ swap();
+        __ pick2();
+    } else {
+        __ dup();
+    }
+}
+
+void
 HLocal::store(BytecodeEmitter &emitter_)
 {
     if (sym_->type()->isReference())
@@ -151,6 +169,15 @@
 }
 
 void
+HIndex::swapAndPick(BytecodeEmitter &emitter_)
+{
+    // BASE INDEX VALUE
+    __ roll3();         // INDEX VALUE BASE
+    __ roll3();         // VALUE BASE INDEX
+    __ pick3();         // VALUE BASE INDEX VALUE
+}
+
+void
 HIndex::store(BytecodeEmitter &emitter_)
 {
     __ setelem(type());
@@ -253,6 +280,19 @@
 }
 
 void
+HIRTranslator::visitPostIncDec(HPostIncDec *hir)
+{
+    hir->lval()->bind(this, emitter_);
+    hir->lval()->hold(emitter_);
+    hir->lval()->load(emitter_);
+    hir->lval()->swapAndPick(emitter_);
+    hir->rval()->accept(this);
+    __ binary(TokenToOpcode(hir->kind()));
+    hir->lval()->store(emitter_);
+    __ pop();
+}
+
+void
 HIRTranslator::visitBinary(HBinary *binary)
 {
     binary->left()->accept(this);