[llvm-bugs] [Bug 31591] New: implement gcc's Wsuggest-final incl. fixit hints

[via llvm-bugs]

https://llvm.org/bugs/show_bug.cgi?id=31591

            Bug ID: 31591
           Summary: implement gcc's Wsuggest-final incl. fixit hints
           Product: clang
           Version: unspecified
          Hardware: All
                OS: All
            Status: NEW
          Severity: normal
          Priority: P
         Component: C++
          Assignee: unassignedclangbugs at nondot.org
          Reporter: trass3r at gmail.com
                CC: dgregor at apple.com, llvm-bugs at lists.llvm.org
    Classification: Unclassified

Original patch:
https://gcc.gnu.org/ml/gcc-patches/2014-08/msg00119.html

Explained in detail here:
http://hubicka.blogspot.ch/2014/08/devirtualization-in-c-part-5-asking.html

Marking certain types final manually had significant performance impact on our
code.

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