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C++: fix -Wdeprecated warnings

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For instance on test 99:

    In file included from @@.cc:56:
    @@.hh:409:26: error: definition of implicit copy constructor for
                         'stack_symbol_type' is deprecated because it
                         has a user-declared copy assignment operator
                         [-Werror,-Wdeprecated]
          stack_symbol_type& operator= (const stack_symbol_type& that);
                         ^

Reported by Derek Clegg.
https://lists.gnu.org/archive/html/bison-patches/2018-05/msg00036.html

* configure.ac (warn_tests): Add -Wdeprecated.
* data/lalr1.cc (stack_symbol_type): Add an explicit copy ctor.
We cannot rely on the explicit default implementation (`= default`)
as we support C++ 98.
This commit is contained in:
Akim Demaille
2018-05-27 09:17:36 +02:00
parent 7bb478bd19
commit d17dc9a8b5
3 changed files with 11 additions and 1 deletions
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@@ -40,6 +40,7 @@ Daniel Hagerty hag@gnu.org
David J. MacKenzie djm@gnu.org
David Kastrup dak@gnu.org
Dennis Clarke dclarke@blastwave.org
Derek Clegg derek@me.com
Derek M. Jones derek@knosof.co.uk
Di-an Jan dianj@freeshell.org
Dick Streefland dick.streefland@altium.nl