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C++ 98
C++ 11
C++ 14
C++ 17
C++ 20
C++ 23
C++ 2c
for-loops as while-loops
array subscription
Show all implicit casts
Show all template parameters of a CallExpr
Use libc++
Transform std::initializer_list
Show noexcept internals
Show padding information
Show coroutine transformation
Show C++ to C transformation
Show object lifetime
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Source:
#include <optional> #include <iostream> int main() { std::optional<int> a; constexpr bool x = true; const std::optional<int> & b = x ? a : std::nullopt; std::cout << (&a == &b); const std::optional<int> & c = x ? a : (const std::optional<int> &)std::nullopt; std::cout << (&a == &c); const std::optional<int> & d = x ? a : (const std::optional<int>)std::nullopt; std::cout << (&a == &d); }
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