diff --git a/src/pex/pex/gsiDeclRNetExtractor.cc b/src/pex/pex/gsiDeclRNetExtractor.cc
index 3fff2dad5..7ba3c1b54 100644
--- a/src/pex/pex/gsiDeclRNetExtractor.cc
+++ b/src/pex/pex/gsiDeclRNetExtractor.cc
@@ -264,12 +264,12 @@ static void tech_set_skip_simplify (pex::RExtractorTech *tech, bool f)
   tech->skip_simplify = f;
 }
 
-static auto tech_begin_vias (const pex::RExtractorTech *tech)
+static std::list<pex::RExtractorTechVia>::const_iterator tech_begin_vias (const pex::RExtractorTech *tech)
 {
   return tech->vias.begin ();
 }
 
-static auto tech_end_vias (const pex::RExtractorTech *tech)
+static std::list<pex::RExtractorTechVia>::const_iterator tech_end_vias (const pex::RExtractorTech *tech)
 {
   return tech->vias.end ();
 }
@@ -284,12 +284,12 @@ static void tech_add_via (pex::RExtractorTech *tech, const pex::RExtractorTechVi
   tech->vias.push_back (via);
 }
 
-static auto tech_begin_conductors (const pex::RExtractorTech *tech)
+static std::list<pex::RExtractorTechConductor>::const_iterator tech_begin_conductors (const pex::RExtractorTech *tech)
 {
   return tech->conductors.begin ();
 }
 
-static auto tech_end_conductors (const pex::RExtractorTech *tech)
+static std::list<pex::RExtractorTechConductor>::const_iterator tech_end_conductors (const pex::RExtractorTech *tech)
 {
   return tech->conductors.end ();
 }
diff --git a/testdata/ruby/pexTests.rb b/testdata/ruby/pexTests.rb
index 477f07ed3..e5e98a878 100644
--- a/testdata/ruby/pexTests.rb
+++ b/testdata/ruby/pexTests.rb
@@ -250,6 +250,7 @@ R $2.1(9.3,-5.9;9.9,-5.3) $8.2(10,-3.5;10,-2.7) 13.2813
 R $8.2(10,-3.5;10,-2.7) V0.1(5.2,0.4;5.2,0.4) 28.7812
 R V0.1(5.2,0.4;5.2,0.4) V0.2(0.3,-5.7;0.5,-5.5) 17.375
 END
+
   end
 
 end