From: Nick Lewycky <nicholas@mxc.ca>
Date: Mon, 25 May 2009 06:29:56 +0000 (+0000)
Subject: Fix the crash debugger to actually bisect globals once it's determined that it
X-Git-Url: http://plrg.eecs.uci.edu/git/?a=commitdiff_plain;h=028839db09eb47424cd3955471f2c32c68fee74d;p=oota-llvm.git

Fix the crash debugger to actually bisect globals once it's determined that it
can't just eliminate all global initializers.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@72378 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/tools/bugpoint/CrashDebugger.cpp b/tools/bugpoint/CrashDebugger.cpp
index f369d4e5184..7daf57c9158 100644
--- a/tools/bugpoint/CrashDebugger.cpp
+++ b/tools/bugpoint/CrashDebugger.cpp
@@ -150,7 +150,7 @@ ReduceCrashingGlobalVariables::TestGlobalVariables(
   // playing with...
   for (Module::global_iterator I = M->global_begin(), E = M->global_end();
        I != E; ++I)
-    if (I->hasInitializer()) {
+    if (I->hasInitializer() && !GVSet.count(I)) {
       I->setInitializer(0);
       I->setLinkage(GlobalValue::ExternalLinkage);
     }