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The latest version of this topic can be found at Compiler Error C3541.
type': typeid cannot be applied to a type that contains 'auto'
The typeid operator cannot be applied to the indicated type because it contains the auto specifier.
Example
The following example yields C3541.
// C3541.cpp
// Compile with /Zc:auto
#include <typeinfo>
int main() {
auto x = 123;
typeid(x); // OK
typeid(auto); // C3541
return 0;
}