using System; namespace DotNext { internal static class LibrarySettings { private const string StackallocThresholdEnvar = "DOTNEXT_STACK_ALLOC_THRESHOLD"; private const int DefaultStackallocThreshold = 511; internal static int StackallocThreshold { get { if (int.TryParse(Environment.GetEnvironmentVariable("DOTNEXT_STACK_ALLOC_THRESHOLD"), out int result) && result >= 16) { if ((result & 1) != 0) return result; result = checked(result - 1); return result; } result = 511; return result; } } } }