C++:OrderOfEvaluation

lastmod 2020-05-17created 2020-05-171 edits

Casting and order of evaluation

1llu*60*60*1000*1000 and 60*60*1000*1000*1llu give different results.

• In the former, the computation starts as unsigned long long, so the value is computed correctly.
• The latter is computed in the int type of 60, so an overflow occurs.

See also

• C++
• C++:OperatorPprecedence

Favorite site

• Order of evaluation - cppreference.com
• Precedence and order of evaluation | Microsoft Docs