[llvm-commits] [llvm] r123573 - /llvm/trunk/lib/Transforms/Scalar/SCCP.cpp

[Chris Lattner]

Author: lattner
Date: Sun Jan 16 01:11:21 2011
New Revision: 123573

URL: http://llvm.org/viewvc/llvm-project?rev=123573&view=rev
Log:
simplify a little

Modified:
    llvm/trunk/lib/Transforms/Scalar/SCCP.cpp

Modified: llvm/trunk/lib/Transforms/Scalar/SCCP.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Transforms/Scalar/SCCP.cpp?rev=123573&r1=123572&r2=123573&view=diff
==============================================================================
--- llvm/trunk/lib/Transforms/Scalar/SCCP.cpp (original)
+++ llvm/trunk/lib/Transforms/Scalar/SCCP.cpp Sun Jan 16 01:11:21 2011
@@ -487,15 +487,11 @@
   /// exponential growth of the table in rare cases.)
   void InsertInOverdefinedPHIs(Instruction *I, PHINode *PN) {
     std::multimap<PHINode*, Instruction*>::iterator J, E;
-    bool found = false;
     tie(J, E) = UsersOfOverdefinedPHIs.equal_range(PN);
     for (; J != E; ++J)
-      if (J->second == I) {
-        found = true;
-        break;
-      }
-    if (!found)
-      UsersOfOverdefinedPHIs.insert(std::make_pair(PN, I));
+      if (J->second == I)
+        return;
+    UsersOfOverdefinedPHIs.insert(std::make_pair(PN, I));
   }
 
 private: