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C++: Edits to the .qhelp based on suggestions.

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Geoffrey White
2024-05-02 15:59:22 +01:00
parent b8b3689251
commit e4cf7df38f
1 changed files with 4 additions and 3 deletions
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7
cpp/ql/src/Security/CWE/CWE-416/UseOfStringAfterLifetimeEnds.qhelp
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@@ -10,9 +10,9 @@ longer valid. If the pointer is used after the <code>std::string</code> object i
</p>
<p>Typically this problem occurs when a <code>std::string</code> is returned by a function call (or overloaded operator)
by value, and the result is not immediately stored in a variable by value (or <code>const</code> reference). The resulting
temporary <code>std::string</code> object is destroyed at the end of the expression statement it is contained in, along
with any memory returned by a call to <code>c_str</code>.
by value, and the result is not immediately stored in a variable by value or reference in a way that extends the lifetime of
the temporary object. The resulting temporary <code>std::string</code> object is destroyed at the end of the expression
statement it is contained in, along with any memory returned by a call to <code>c_str</code>.
</p>
</overview>
@@ -46,6 +46,7 @@ points to valid memory.
<li><a href="https://wiki.sei.cmu.edu/confluence/display/cplusplus/MEM50-CPP.+Do+not+access+freed+memory">MEM50-CPP. Do not access freed memory</a>.</li>
<li>Microsoft Learn: <a href="https://learn.microsoft.com/en-us/cpp/cpp/temporary-objects?view=msvc-170">Temporary objects</a>.</li>
<li>cppreference.com: <a href="https://en.cppreference.com/w/cpp/language/reference_initialization#Lifetime_of_a_temporary">Lifetime of a temporary</a>.</li>
</references>
</qhelp>