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The analyzer has detected a potential error: an unused concatenation of string variables in the code was found. The types of these variables are as follows: std::string, CString, QString, wxString. These expressions most often appear in the code when an assignment operator is missing or as a result of careless code refactoring.
Consider the following sample of incorrect code:
void Foo(std::string &s1, const std::string &s2)
{
s1 + s2;
}The code contains a misprint: '+' is written instead of '+='. The code compiles well but is senseless. This is the fixed code:
void Foo(std::string &s1, const std::string &s2)
{
s1 += s2;
}This diagnostic is classified as:
You can look at examples of errors detected by the V655 diagnostic. |
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