test for trait

callgirl/CallGraph.cpp

@@ -83,10 +83,16 @@ void CallGirlGraph::addToCallGirlGraph(Function *F)
       {
         const Function *Callee = CS.getCalledFunction();
         if (!Callee || !Intrinsic::isLeaf(Callee->getIntrinsicID()))
+        {
           // Indirect calls of intrinsics are not allowed so no need to check.
           // We can be more precise here by using TargetArg returned by
           // Intrinsic::isLeaf.
+
+          MDNode *metadata = CS->getMetadata(0);
+
+          errs() << "\n -- here -- " << I << "Callee:" << Callee;
           Node->addCalledFunction(CS, CallsExternalNode.get());
+        }
         else if (!Callee->isIntrinsic())
           Node->addCalledFunction(CS, getOrInsertFunction(Callee));
       }
@@ -189,7 +195,11 @@ void CallGirlGraphNode::print(raw_ostream &OS) const
     if (Function *FI = I.second->getFunction())
       OS << "function '" << FI->getName() << "'\n";
     else
+    {
       OS << "external node, ooh no\n";
+      OS << "first: " << I.first << "\n";
+      OS << "second: " << I.second << "\n";
+    }
   }
   OS << '\n';
 }

rust/Cargo.toml

@@ -13,5 +13,5 @@ panic = "abort"
 [profile.release]
 panic = "abort"
 codegen-units = 1 # better optimizations
-# debug = true # symbols are nice and they don't increase the size on Flash
+debug = true # symbols are nice and they don't increase the size on Flash
 lto = true # better optimizations