From: Owen Anderson <resistor@mac.com>
Date: Thu, 29 May 2008 08:48:21 +0000 (+0000)
Subject: Re-enable the newly simplified ADCE.  This fixes a regression on
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=c5b271072ec3bbc9dc1978f1af60aeb1d8b7328b;p=oota-llvm.git

Re-enable the newly simplified ADCE.  This fixes a regression on
Dhrystone introduced by its removal.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@51669 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/tools/opt/opt.cpp b/tools/opt/opt.cpp
index a37e89999b7..19dcb2b782c 100644
--- a/tools/opt/opt.cpp
+++ b/tools/opt/opt.cpp
@@ -296,7 +296,7 @@ void AddStandardCompilePasses(PassManager &PM) {
   addPass(PM, createCondPropagationPass());      // Propagate conditionals
 
   addPass(PM, createDeadStoreEliminationPass()); // Delete dead stores
-  addPass(PM, createDeadCodeEliminationPass());                  // Delete dead instructions
+  addPass(PM, createAggressiveDCEPass());        // Delete dead instructions
   addPass(PM, createCFGSimplificationPass());    // Merge & remove BBs
   addPass(PM, createStripDeadPrototypesPass());  // Get rid of dead prototypes
   addPass(PM, createDeadTypeEliminationPass());  // Eliminate dead types