[clang-tidy] New: checker misc-unconventional-assign-operator replacing misc-assign-operator-signature

Summary: Finds return statements in assign operator bodies where the return value is different from '*this'. Only assignment operators with correct return value Class& are checked.

Reviewers: aaron.ballman, alexfh, sbenza

Subscribers: o.gyorgy, baloghadamsoftware, LegalizeAdulthood, aaron.ballman, Eugene.Zelenko, xazax.hun, cfe-commits

Differential Revision: http://reviews.llvm.org/D18265

llvm-svn: 268492

1 files changed, 6 insertions, 0 deletions

diff --git a/clang-tools-extra/docs/ReleaseNotes.rst b/clang-tools-extra/docs/ReleaseNotes.rst
index e4a88b21de9..5a246115b8c 100644
--- a/clang-tools-extra/docs/ReleaseNotes.rst
+++ b/clang-tools-extra/docs/ReleaseNotes.rst
@@ -236,6 +236,12 @@ identified.  The improvements since the 3.8 release include:
 
   Finds static function and variable definitions in anonymous namespace.
 
+- New `misc-unconventional-assign-operator
+  <http://clang.llvm.org/extra/clang-tidy/checks/misc-unconventional-assign-operator.html>`_ check replacing old `misc-assign-operator-signature` check
+
+  Does not only checks for correct signature but also for correct ``return``
+  statements (returning ``*this``)
+
 Fixed bugs:
 
 - Crash when running on compile database with relative source files paths.