$ echo 'import Foundation; let lhs = 10, rhs = 9, count = 10000000, expect = Int(pow(Double(lhs), Double(rhs))); func test() { var x: Int = 0; for _ in 0..<count { x = Int(pow(Double(lhs), Double(rhs))) }; print(x == expect) }; test()' | swiftc -O -emit-ir -Xfrontend -disable-llvm-optzns -