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Merge pull request #700 from tkruse/fix-examples

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fix code examples
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Andrew Pardoe 2016-09-12 11:08:13 -07:00 committed by GitHub
commit 97503abeaa
1 changed files with 13 additions and 17 deletions
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CppCoreGuidelines.md
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@ -3436,25 +3436,21 @@ Pointers and references to locals shouldn't outlive their scope. Lambdas that ca
##### Example, bad ##### Example, bad
{ int local = 42;
int local = 42;
// Want a reference to local. // Want a reference to local.
// Note, that after program exits this scope, // Note, that after program exits this scope,
// local no longer exists, therefore // local no longer exists, therefore
// process() call will have undefined behavior! // process() call will have undefined behavior!
thread_pool.queue_work([&]{ process(local); }); thread_pool.queue_work([&]{ process(local); });
}
##### Example, good ##### Example, good
{ int local = 42;
int local = 42; // Want a copy of local.
// Want a copy of local. // Since a copy of local is made, it will be
// Since a copy of local is made, it will be // available at all times for the call.
// available at all times for the call. thread_pool.queue_work([=]{ process(local); });
thread_pool.queue_work([=]{ process(local); });
}
##### Enforcement ##### Enforcement
@ -18865,11 +18861,11 @@ It is common to need an initial set of elements.
template<typename T> class Vector { template<typename T> class Vector {
public: public:
vector<std::initializer_list<T>>; Vector(std::initializer_list<T>);
// ... // ...
}; };
Vector<string> vs = { "Nygaard", "Ritchie" }; Vector<string> vs { "Nygaard", "Ritchie" };
##### Enforcement ##### Enforcement