Subzero, Wasm: Link and run torture tests; bug fixes.

src/IceCfg.cpp

 //===- subzero/src/IceCfg.cpp - Control flow graph implementation ---------===//
 //
 //                        The Subzero Code Generator
 //
 // This file is distributed under the University of Illinois Open Source
 // License. See LICENSE.TXT for details.
 //
 //===----------------------------------------------------------------------===//
 ///
 /// \file
@@ skipping 243 matching lines @@
       assert(Phi);
       for (SizeT i = 0; i < InEdges.size(); ++i) {
         Phi->setLabel(i, InEdges[i]);
       }
     }
   }
 }
 
 void Cfg::computeInOutEdges() {
   // Compute the out-edges.
-  for (CfgNode *Node : Nodes)
+  for (CfgNode *Node : Nodes) {
     Node->computeSuccessors();
+  }
 
   // Prune any unreachable nodes before computing in-edges.
   SizeT NumNodes = getNumNodes();
   BitVector Reachable(NumNodes);
   BitVector Pending(NumNodes);
   Pending.set(getEntryNode()->getIndex());
   while (true) {
     int Index = Pending.find_first();
     if (Index == -1)
       break;
@@ skipping 890 matching lines @@
     }
   }
   // Print each basic block
   for (CfgNode *Node : Nodes)
     Node->dump(this);
   if (isVerbose(IceV_Instructions))
     Str << "}\n";
 }
 
 } // end of namespace Ice