From: Chris Lattner <sabre@nondot.org>
Date: Fri, 5 Mar 2004 22:04:07 +0000 (+0000)
Subject: Fix a minor bug
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=deb8712b49bde50cd56e14c0f202bf86306a54b9;p=oota-llvm.git

Fix a minor bug


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@12169 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/Analysis/DataStructure/CompleteBottomUp.cpp b/lib/Analysis/DataStructure/CompleteBottomUp.cpp
index 95c9d3cf5db..87b96b266a4 100644
--- a/lib/Analysis/DataStructure/CompleteBottomUp.cpp
+++ b/lib/Analysis/DataStructure/CompleteBottomUp.cpp
@@ -71,7 +71,8 @@ bool CompleteBUDataStructures::run(Module &M) {
   unsigned NextID = 1;
 
   if (Function *Main = M.getMainFunction()) {
-    calculateSCCGraphs(getOrCreateGraph(*Main), Stack, NextID, ValMap);
+    if (!Main->isExternal())
+      calculateSCCGraphs(getOrCreateGraph(*Main), Stack, NextID, ValMap);
   } else {
     std::cerr << "CBU-DSA: No 'main' function found!\n";
   }