[PATCH] libstdc++: Fix libstdc++/67440: pretty-printing of a const set<foo> fails

Jonathan Wakely jwakely@redhat.com
Thu Nov 26 16:26:00 GMT 2015


On 26/11/15 16:10 +0000, Jonathan Wakely wrote:
>On 26/11/15 15:42 +0000, Jonathan Wakely wrote:
>>On 25/11/15 19:55 +0000, Jonathan Wakely wrote:
>>>On 25 November 2015 at 17:29, Alan Lawrence <alan.lawrence@arm.com> wrote:
>>>>On 16/11/15 21:04, Doug Evans wrote:
>>>>>
>>>>>Hi.
>>>>>
>>>>>Apologies for the delay.
>>>>>https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67440
>>>>>
>>>>>Tested with current trunk.
>>>>>
>>>>>2015-11-16  Doug Evans  <dje@google.com>
>>>>>
>>>>>    PR libstdc++/67440
>>>>>    * python/libstdcxx/v6/printers.py (find_type): Handle "const" in
>>>>>    type name.
>>>>>    * testsuite/libstdc++-prettyprinters/debug.cc: Add test for
>>>>>    const set<int>.
>>>>>    * testsuite/libstdc++-prettyprinters/simple.cc: Ditto.
>>>>>    * testsuite/libstdc++-prettyprinters/simple11.cc: Ditto.
>>>>
>>>>
>>>>On gcc-5-branch, the debug.cc and simple.cc tests don't seem to compile, on
>>>>either x86_64-none-linux-gnu or aarch64-none-linux-gnu. I get errors like:
>>>>
>>>>/work/alalaw01/src/gcc/libstdc++-v3/testsuite/libstdc++-prettyprinters/simple.cc:
>>>>In function 'int main()':
>>>>/work/alalaw01/src/gcc/libstdc++-v3/testsuite/libstdc++-prettyprinters/simple.cc:77:43:
>>>>error: in C++98 'const_intset' must be initialized by constructor, not by
>>>>'{...}'
>>>>  const std::set<int> const_intset = {2, 3};
>>>>                                          ^
>>>
>>>Which should have failed to compile on trunk as well, but we're
>>>missing a -std=gnu++98 in the simple.cc testcase, so on trunk it uses
>>>the -std=gnu++14 default. I'll add -std=gnu++98 to the test.
>>
>>I've committed this to trunk, and will apply it to gcc-5-branch after
>>I finish testing it on the branch.
>
>Doh, but I need to fix debug.cc as well, another patch coming ...

Same change for debug.cc, committing on trunk and gcc-5-branch.
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