Mention TypeInfo emission in debug log.

gen/llvmhelpers.cpp

@@ -1428,6 +1428,9 @@ LLConstant* DtoConstExpInit(Loc loc, Type* targetType, Expression* exp)
 
 LLConstant* DtoTypeInfoOf(Type* type, bool base)
 {
+    IF_LOG Logger::println("DtoTypeInfoOf(type = '%s', base='%d')", type->toChars(), base);
+    LOG_SCOPE
+
     type = type->merge2(); // needed.. getTypeInfo does the same
     type->getTypeInfo(NULL);
     TypeInfoDeclaration* tidecl = type->vtinfo;

gen/typinf.cpp

@@ -115,7 +115,9 @@ Expression *Type::getInternalTypeInfo(Scope *sc)
 
 Expression *Type::getTypeInfo(Scope *sc)
 {
-    //printf("Type::getTypeInfo() %p, %s\n", this, toChars());
+    IF_LOG Logger::println("Type::getTypeInfo(): %s", toChars());
+    LOG_SCOPE
+
     if (!Type::typeinfo)
     {
         error(Loc(), "TypeInfo not found. object.d may be incorrectly installed or corrupt, compile with -v switch");