From 973b5f55f85428085c2206920a96d2c5496a8615 Mon Sep 17 00:00:00 2001
From: Zhongxing Xu <xuzhongxing@gmail.com>
Date: Mon, 5 Apr 2010 13:00:12 +0000
Subject: [PATCH] Since now we process regions in clusters when removing dead
 bindings, this code can be removed.

llvm-svn: 100428
---
 clang/lib/Checker/Environment.cpp | 8 --------
 1 file changed, 8 deletions(-)

diff --git a/clang/lib/Checker/Environment.cpp b/clang/lib/Checker/Environment.cpp
index cc71f8569c62..e2568b66377b 100644
--- a/clang/lib/Checker/Environment.cpp
+++ b/clang/lib/Checker/Environment.cpp
@@ -137,14 +137,6 @@ EnvironmentManager::RemoveDeadBindings(Environment Env, const Stmt *S,
       if (isa<loc::MemRegionVal>(X)) {
         const MemRegion* R = cast<loc::MemRegionVal>(X).getRegion();
         DRoots.push_back(R);
-        // Mark the super region of the RX as live.
-        // e.g.: int x; char *y = (char*) &x; if (*y) ...
-        // 'y' => element region. 'x' is its super region.
-        // We only add one level super region for now.
-
-        // FIXME: maybe multiple level of super regions should be added.
-        if (const SubRegion *SR = dyn_cast<SubRegion>(R))
-          DRoots.push_back(SR->getSuperRegion());
       }
 
       // Mark all symbols in the block expr's value live.