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Add defaulted copy and move operations to format_error and system_error (#1347)

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* Avoid weak vtables by providing a private virtual member function

* Add warning Wweak-vtables to clang when FMT_PEDANTIC is on

* Add defaulted copy and move operations to format_error and system_error

Compiler generated copy operations are deprecated and move operations
are not generated altogether.

* Add warning Wdeprecated to clang when FMT_PEDANTIC is on
This commit is contained in:
Deniz Evrenci
2019-10-12 02:44:20 +09:00
committed by Victor Zverovich
parent b732f28c00
commit 96f91428c6
4 changed files with 19 additions and 1 deletions
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8
include/fmt/format.h
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@@ -630,6 +630,10 @@ class FMT_API format_error : public std::runtime_error {
explicit format_error(const char* message) : std::runtime_error(message) {}
explicit format_error(const std::string& message)
: std::runtime_error(message) {}
format_error(const format_error&) = default;
format_error& operator=(const format_error&) = default;
format_error(format_error&&) = default;
format_error& operator=(format_error&&) = default;
~format_error() FMT_NOEXCEPT;
};
@@ -2689,6 +2693,10 @@ class FMT_API system_error : public std::runtime_error {
: std::runtime_error("") {
init(error_code, message, make_format_args(args...));
}
system_error(const system_error&) = default;
system_error& operator=(const system_error&) = default;
system_error(system_error&&) = default;
system_error& operator=(system_error&&) = default;
~system_error() FMT_NOEXCEPT;
int error_code() const { return error_code_; }