From 8aa749b52d69eff08fd8647203d992a358cff083 Mon Sep 17 00:00:00 2001
From: Miles Stoudenmire <miles.stoudenmire@gmail.com>
Date: Wed, 17 Jun 2020 16:51:00 -0400
Subject: [PATCH] Fix missing return statement in QNVal constructor. Fixes
 issue #430.

---
 src/qn/qn.jl | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/src/qn/qn.jl b/src/qn/qn.jl
index c5b82711db..8a4b681b38 100644
--- a/src/qn/qn.jl
+++ b/src/qn/qn.jl
@@ -7,7 +7,7 @@ struct QNVal
   function QNVal(name,v::Int,m::Int=1)
     am = abs(m)
     if am > 1
-      new(SmallString(name),mod(v,am),m)
+      return new(SmallString(name),mod(v,am),m)
     end
     new(SmallString(name),v,m)
   end
@@ -25,9 +25,9 @@ isfermionic(qv::QNVal) = modulus(qv) < 0
 Base.:<(qv1::QNVal,qv2::QNVal) = (name(qv1) < name(qv2))
 
 function qn_mod(val::Int,modulus::Int)
-  modulus = abs(modulus)
-  (modulus == 0 || modulus == 1) && return val
-  return mod(val,modulus)
+  amod = abs(modulus)
+  amod <= 1 && return val
+  return mod(val,amod)
 end
 
 function Base.:-(qv::QNVal)