fix tests

dsymbol/src/dsymbol/conversion/first.d

@@ -432,16 +432,6 @@ final class FirstPass : ASTVisitor
 					structFieldTypes.insert(null);
 				}
 
-
-				// for auto declaration, we'll properly traverse the initializer
-				// and set the proper crumbs instead of using just the first one
-				// so we can handle things like cast/templates
-				auto lookup = symbol.typeLookups.front;
-				istring[] copy;
-				foreach(crumb; lookup.breadcrumbs[])
-					copy ~= crumb;
-				lookup.breadcrumbs.clear();
-
 				auto initializer = part.initializer.nonVoidInitializer;
 				if (initializer && initializer.assignExpression)
 				{
@@ -451,6 +441,8 @@ final class FirstPass : ASTVisitor
 						if (CastExpression castExpression = unary.castExpression)
 						{
 							warning("cast expression");
+							auto lookup = symbol.typeLookups.front;
+							lookup.breadcrumbs.clear();
 							if (castExpression.type && castExpression.type.type2)
 							{
 								Type2 t2 = castExpression.type.type2;
@@ -459,6 +451,7 @@ final class FirstPass : ASTVisitor
 									buildChain(symbol, lookup, &lookup.ctx, t2.typeIdentifierPart);
 								}
 							}
+							continue;
 						}
 						else if (FunctionCallExpression fc = unary.functionCallExpression)
 						{
@@ -469,8 +462,18 @@ final class FirstPass : ASTVisitor
 						}
 					}
 
-					if (unary)
+					if (unary
+						&& !unary.primaryExpression
+						&& !unary.indexExpression
+						&& !unary.throwExpression
+						&& !unary.assertExpression
+						&& !unary.argumentList 
+						&& !unary.deleteExpression 
+						&& !unary.newExpression 
+					)
 					{
+						auto lookup = symbol.typeLookups.front;
+						lookup.breadcrumbs.clear();
 						// build chain
 						traverseUnaryExpression(symbol, lookup, &lookup.ctx, unary);
 						// needs to be reversed because it got added in order (right->left)
@@ -509,14 +512,17 @@ final class FirstPass : ASTVisitor
 					}
 				}
 
-				if (symbol.acSymbol.name == "it")
+				if (symbol.acSymbol.name == "b")
 				{
 					import core.stdc.stdlib: exit;
+					auto lookup = symbol.typeLookups.front;
 					warning("crumb: ", lookup.breadcrumbs[]);
-
+					if (lookup.ctx.root)
+					{
 						warning("root: ", lookup.ctx.root.chain);
 						foreach(arg; lookup.ctx.root.args)
 							warning("  arg: ", arg.chain);
+					}
 					//exit(0);	
 				}
 			}

dsymbol/src/dsymbol/conversion/second.d

@@ -70,8 +70,15 @@ void secondPass(SemanticSymbol* currentSymbol, Scope* moduleScope, ref ModuleCac
 				{
 					DSymbol*[string] mapping;
 					int depth;
+					try 
+					{
 						resolveTemplate(currentSymbol.acSymbol, type, lookup, lookup.ctx.root, moduleScope, cache, depth, mapping);
 					}
+					catch(Exception e)
+					{
+						warning("exception: ".red, currentSymbol.acSymbol.name);
+					}
+				}
 			}
 		}
 		else
@@ -243,7 +250,7 @@ DSymbol* createTypeWithTemplateArgs(DSymbol* type, TypeLookup* lookup, VariableC
 	if (type.kind == CompletionKind.functionName)
 	{
 		auto callTip = type.callTip;
-		if (callTip.length > 1)
+		if (callTip && callTip.length > 1)
 		{
 			auto retType = extractReturnType(callTip);
 			if (retType in mapping)