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Title: [Question] Item 16 - const 멤버함수를 스레드에 안전하게 작성하라 · Issue #4 · lunchclass/cpp · GitHub

Open Graph Title: [Question] Item 16 - const 멤버함수를 스레드에 안전하게 작성하라 · Issue #4 · lunchclass/cpp

X Title: [Question] Item 16 - const 멤버함수를 스레드에 안전하게 작성하라 · Issue #4 · lunchclass/cpp

Description: item16의 스터디 중 const 멤버 함수를 "항상" thread safety 하게 작성하라는 의도인가? 에 대한 토의가 있었습니다. 만약 저자가 C++11/14에서 const 멤버 함수도 항상 thread safety 하게 작성 해야 한다는 의도라면 기존의 설명 방식처럼, C++ 98 대비 C++11/14 부터는 달라지는 점이 있기 때문에 const 멤버 함수도 thread safety 하게 작성해야 한다 라는 논지...

Open Graph Description: item16의 스터디 중 const 멤버 함수를 "항상" thread safety 하게 작성하라는 의도인가? 에 대한 토의가 있었습니다. 만약 저자가 C++11/14에서 const 멤버 함수도 항상 thread safety 하게 작성 해야 한다는 의도라면 기존의 설명 방식처럼, C++ 98 대비 C++11/14 부터는 달라지는 점이 있기 때문에 con...

X Description: item16의 스터디 중 const 멤버 함수를 "항상" thread safety 하게 작성하라는 의도인가? 에 대한 토의가 있었습니다. 만약 저자가 C++11/14에서 const 멤버 함수도 항상 thread safety 하게 작성 해야 한다는 의도라면 기존의 설명 방식처럼, C++ 98 대비 C++11/14 부터는 달라지는 점이 ...

Opengraph URL: https://github.com/lunchclass/cpp/issues/4

X: @github

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Hey, it has json ld scripts:
{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"[Question] Item 16 - const 멤버함수를 스레드에 안전하게 작성하라","articleBody":"item16의 스터디 중 const 멤버 함수를 \"항상\" thread safety 하게 작성하라는 의도인가? 에 대한 토의가 있었습니다.\r\n\r\n만약 저자가 C++11/14에서 const 멤버 함수도 항상 thread safety 하게 작성 해야 한다는 의도라면 기존의 설명 방식처럼, C++ 98 대비 C++11/14 부터는 달라지는 점이 있기 때문에 const 멤버 함수도 thread safety 하게 작성해야 한다 라는 논지로 설명을 했을거라는 의견이 있었습니다.(@JayChl)\r\n(그게 아니라면 C++11/14 에 대한 이야기 보다는 general 한 programming rule 이나 C++ 자체에 대한 설명으로 보는게 적합할 것으로 생각됨)\r\n\r\n반면에 다른 의견으로 getter 로 활용되는 const 멤버 함수의 경우 책의 예제처럼 caching 을 하려 한다면 멤버변수의 수정이 불가피 할 것이고, 이런 경우 피할 수 없는 것이 mutable 과 thread safety 이므로 이를 설명하기 위한것이다 라는 의견도 있었습니다.(@romandev)\r\n\r\n잠정적으로 아래의 Herb Sutter의 강의를 통해서 C++98 대비 C++11부터 \"const\" 에 대한 정의가 아래와\r\n 같이 변경되었고 변경된 C++11에서 const 멤버함수는 정의에 따라서 thread satety 하게 작성해야 한다로 판단하기로 하였습니다.\r\n[동영상 링크](https://channel9.msdn.com/posts/C-and-Beyond-2012-Herb-Sutter-You-dont-know-blank-and-blank)\r\n\r\nC++98 : const == logically const\r\nC++11 : const == thread safe (bitwise const or internally synchronized)\r\n\r\n* 글의 내용은 추후 변경 될 수 있음","author":{"url":"https://github.com/JayCheck","@type":"Person","name":"JayCheck"},"datePublished":"2017-09-04T14:52:16.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":1},"url":"https://github.com/4/cpp/issues/4"}

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[Question] Item 16 - const 멤버함수를 스레드에 안전하게 작성하라https://patch-diff.githubusercontent.com/lunchclass/cpp/issues/4#top
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on Sep 4, 2017https://github.com/lunchclass/cpp/issues/4#issue-255063984
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