[polly] r233479 - Use an early return on failure

[Tobias Grosser]

Author: grosser
Date: Sat Mar 28 09:50:32 2015
New Revision: 233479

URL: http://llvm.org/viewvc/llvm-project?rev=233479&view=rev
Log:
Use an early return on failure

Modified:
    polly/trunk/lib/Analysis/ScopInfo.cpp

Modified: polly/trunk/lib/Analysis/ScopInfo.cpp
URL: http://llvm.org/viewvc/llvm-project/polly/trunk/lib/Analysis/ScopInfo.cpp?rev=233479&r1=233478&r2=233479&view=diff
==============================================================================
--- polly/trunk/lib/Analysis/ScopInfo.cpp (original)
+++ polly/trunk/lib/Analysis/ScopInfo.cpp Sat Mar 28 09:50:32 2015
@@ -1534,7 +1534,6 @@ bool Scop::buildAliasGroups(AliasAnalysi
     AG.clear();
   }
 
-  bool Valid = true;
   for (AliasGroupTy &AG : AliasGroups) {
     if (AG.empty())
       continue;
@@ -1551,16 +1550,16 @@ bool Scop::buildAliasGroups(AliasAnalysi
     Locations = isl_union_set_intersect_params(Locations, getAssumedContext());
     Locations = isl_union_set_coalesce(Locations);
     Locations = isl_union_set_detect_equalities(Locations);
-    Valid = (0 == isl_union_set_foreach_set(Locations, buildMinMaxAccess,
-                                            MinMaxAccesses));
+    bool Valid = (0 == isl_union_set_foreach_set(Locations, buildMinMaxAccess,
+                                                 MinMaxAccesses));
     isl_union_set_free(Locations);
     MinMaxAliasGroups.push_back(MinMaxAccesses);
 
     if (!Valid)
-      break;
+      return false;
   }
 
-  return Valid;
+  return true;
 }
 
 static unsigned getMaxLoopDepthInRegion(const Region &R, LoopInfo &LI) {