Re: [boost] [system] Add noexcept to conform with C++11

Subject: Re: [boost] [system] Add noexcept to conform with C++11
From: Vicente Botet (vicente.botet_at_[hidden])
Date: 2012-12-11 03:15:49

Vicente Botet wrote
> Le 10/12/12 22:33, Christopher Kohlhoff a écrit :
>> Hi Vicente,
>>
>> On Tue, Dec 11, 2012, at 01:27 AM, Vicente Botet wrote:
>>> I don't know what the C++ standard says, but at least MSVC 10.0,
>>> gcc-4.7.2
>>> and gcc-4.8.0 complain when I define a virtual function as noexept when
>>> the
>>> original declaration was not noexcept.
>> This snippet illustrates what I mean:
>>
>> class base
>> {
>> public:
>>    virtual const char* name() const = 0;
>> };
>>
>> class derived : public base
>> {
>> public:
>>    virtual const char* name() const noexcept;
>> };
>>
>> // ...
>>
>> const char* derived::name() const noexcept
>> {
>>    return "";
>> }
>>
>> This compiles without error on gcc 4.7.2 (debian). Can you please
>> confirm whether your experimental changes follow this form?
> This as well as the modification I checked on Windows-MinGW compiles 
> well in MacOs for 
> darwin-4.7.0x,darwin-4.6.2x,darwin-4.7.1x,clang-3.1xl,clang-3.2xl,darwin-latest_11,darwin-4.7.2x. 
> on C++11 mode.
> 
> I will check your example tomorrow on MinGW. Could someone else check 
> this simple example on MinGW with compiler supporting noexcept in C++11 
> mode?

My bad. I had a syntax error :(

Ok. Lets go for the Chris proposal. Beman, I will post a patch.

Vicente

--
View this message in context: http://boost.2283326.n4.nabble.com/system-Add-noexcept-to-conform-with-C-11-tp4639668p4639842.html
Sent from the Boost - Dev mailing list archive at Nabble.com.