Assembly: mscorlib (in mscorlib.dll)
A value of true enhances performance for runtime debugging, which can cause a decline in execution performance. A value of false enhances performance for execution. When IsJITOptimizerDisabled is set to false, stepping through code might result in a different behavior than when set to true because the compiler might reorder instructions or insert jumps to common code.
Windows 98, Windows 2000 SP4, Windows CE, Windows Millennium Edition, Windows Mobile for Pocket PC, Windows Mobile for Smartphone, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition
The .NET Framework does not support all versions of every platform. For a list of the supported versions, see System Requirements.