fixed the deprecated-copy warning

2019-06-24 12:04:24 +02:00 · 2019-06-24 12:04:24 +02:00 · fc32d46df2
parent c3e749ee57
commit fc32d46df2
1 changed files with 1 additions and 0 deletions
--- a/crystal.cpp
+++ b/crystal.cpp
@ -273,6 +273,7 @@ struct lwalker {
  int spin;
  lwalker(crystal_structure& cs) : cs(cs) {}
  void operator = (const lwalker& x) { id = x.id; spin = x.spin; }
+  constexpr lwalker(const lwalker& l) : cs(l.cs), id(l.id), spin(l.spin) {}
  };

 lwalker operator +(lwalker a, int v) { a.spin = gmod(a.spin + v, a.cs.dir); return a; }