From 424fcd3901925882e0bc1922805f24c052b418b3 Mon Sep 17 00:00:00 2001
From: Karen Arutyunov <karen@codesynthesis.com>
Date: Wed, 14 Dec 2022 11:55:42 +0300
Subject: Add noexcept to move constructors and move assignment operators

---
 libbpkg/manifest.cxx | 15 ++++++++-------
 libbpkg/manifest.hxx | 10 +++++-----
 2 files changed, 13 insertions(+), 12 deletions(-)

diff --git a/libbpkg/manifest.cxx b/libbpkg/manifest.cxx
index 03aef34..57684df 100644
--- a/libbpkg/manifest.cxx
+++ b/libbpkg/manifest.cxx
@@ -566,7 +566,7 @@ namespace bpkg
   }
 
   version& version::
-  operator= (version&& v)
+  operator= (version&& v) noexcept
   {
     if (this != &v)
     {
@@ -624,7 +624,8 @@ namespace bpkg
   }
 
   text_file::
-  text_file (text_file&& f): file (f.file), comment (move (f.comment))
+  text_file (text_file&& f) noexcept
+      : file (f.file), comment (move (f.comment))
   {
     if (file)
       new (&path) path_type (move (f.path));
@@ -642,12 +643,12 @@ namespace bpkg
   }
 
   text_file& text_file::
-  operator= (text_file&& f)
+  operator= (text_file&& f) noexcept
   {
     if (this != &f)
     {
       this->~text_file ();
-      new (this) text_file (move (f)); // Assume noexcept move-construction.
+      new (this) text_file (move (f)); // Rely on noexcept move-construction.
     }
     return *this;
   }
@@ -2643,7 +2644,7 @@ namespace bpkg
   }
 
   build_class_term::
-  build_class_term (build_class_term&& t)
+  build_class_term (build_class_term&& t) noexcept
       : operation (t.operation),
         inverted (t.inverted),
         simple (t.simple)
@@ -2667,13 +2668,13 @@ namespace bpkg
   }
 
   build_class_term& build_class_term::
-  operator= (build_class_term&& t)
+  operator= (build_class_term&& t) noexcept
   {
     if (this != &t)
     {
       this->~build_class_term ();
 
-      // Assume noexcept move-construction.
+      // Rely on noexcept move-construction.
       //
       new (this) build_class_term (move (t));
     }
diff --git a/libbpkg/manifest.hxx b/libbpkg/manifest.hxx
index 35bf915..0fd5feb 100644
--- a/libbpkg/manifest.hxx
+++ b/libbpkg/manifest.hxx
@@ -102,7 +102,7 @@ namespace bpkg
 
     version (version&&) = default;
     version (const version&) = default;
-    version& operator= (version&&);
+    version& operator= (version&&) noexcept;
     version& operator= (const version&);
 
     // If the revision is ignored, then the iteration (that semantically
@@ -281,9 +281,9 @@ namespace bpkg
     text_file (path_type p, std::string c)
         : file (true), path (std::move (p)), comment (std::move (c)) {}
 
-    text_file (text_file&&);
+    text_file (text_file&&) noexcept;
     text_file (const text_file&);
-    text_file& operator= (text_file&&);
+    text_file& operator= (text_file&&) noexcept;
     text_file& operator= (const text_file&);
 
     ~text_file ();
@@ -882,9 +882,9 @@ namespace bpkg
     build_class_term ()
         : operation ('\0'), inverted (false), simple (true), name () {}
 
-    build_class_term (build_class_term&&);
+    build_class_term (build_class_term&&) noexcept;
     build_class_term (const build_class_term&);
-    build_class_term& operator= (build_class_term&&);
+    build_class_term& operator= (build_class_term&&) noexcept;
     build_class_term& operator= (const build_class_term&);
 
     ~build_class_term ();
-- 
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