Ignore some common varargs functions.

llvm-svn: 2973

1 files changed, 6 insertions, 0 deletions

diff --git a/llvm/lib/Analysis/DataStructure/BottomUpClosure.cpp b/llvm/lib/Analysis/DataStructure/BottomUpClosure.cpp
index 841dd50f43d..d2e8c215192 100644
--- a/llvm/lib/Analysis/DataStructure/BottomUpClosure.cpp
+++ b/llvm/lib/Analysis/DataStructure/BottomUpClosure.cpp
@@ -168,6 +168,12 @@ DSGraph &BUDataStructures::calculateGraph(Function &F) {
 
             // Erase the entry in the globals vector
             Globals.erase(Globals.begin()+g--);
+          } else if (FI.getName() == "printf" || FI.getName() == "sscanf" ||
+                     FI.getName() == "fprintf" || FI.getName() == "open" ||
+                     FI.getName() == "sprintf") {
+
+            // Erase the entry in the globals vector
+            Globals.erase(Globals.begin()+g--);
           }
         }