Summary
In this episode, Jason explores C++11's enhancement to std::min that allows finding the minimum value from an initializer list. He demonstrates how this convenient feature can sometimes generate less efficient code compared to manually nested min calls, particularly with GCC. To address this issue, Jason creates his own variadic min function implementation using C++17 fold expressions (noting it could also be done in C++11), which combines the flexibility of accepting multiple arguments with the efficiency of direct comparisons, avoiding the overhead of initializer list creation while maintaining compiler optimization opportunities.
Related C++ Standard Sections
This episode covers topics found in these sections of the C++ standard:
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[alg.min.max]40% match