# What Appears in the Compiler Option Descriptions

This section contains details about what appears in the option descriptions.

Following sections include individual descriptions of all the current compiler options. The option descriptions are arranged by functional category. Within each category, the option names are listed in alphabetical order.

Each option description contains the following information:

- The primary name for the option and a short description of the option.

- Architecture Restrictions: This section only appears if there is a known architecture restriction for the option. Restrictions can appear for any of the following architectures:

  - IA-32 architecture

  - Intel® 64 architecture

  Certain operating systems are not available on all the above architectures. For the latest information, check your Release Notes.

- Syntax: This section shows the syntax on Linux and macOS systems and the syntax on Windows systems. If the option is not valid on a particular operating system, it will specify None.

- Arguments: This section shows any arguments (parameters) that are related to the option. If the option has no arguments, it will specify None.

- Default: This section shows the default setting for the option.

- Description: This section shows the full description of the option. It may also include further information on any applicable arguments.

- IDE Equivalent: This section shows information related to the Intel® Integrated Development Environment (Intel® IDE) Property Pages on Linux, macOS, and Windows systems. It shows on which Property Page the option appears, and under what category it's listed. The Windows IDE is Microsoft Visual Studio .NET. If the option has no IDE equivalent, it will specify None. Note that in this release, there is no IDE support for Fortran on Linux.

- Alternate Options: This section lists any options that are synonyms for the described option. If there are no alternate option names, it will show None. Some alternate option names are deprecated and may be removed in future releases. Many options have an older spelling where underscores ("_") instead of hyphens ("-") connect the main option names. The older spelling is a valid alternate option name.

Some option descriptions may also have the following:

- Example (or Examples): This section shows one or more examples that demonstrate the option.

- See Also: This section shows where you can get further information on the option or it shows related options.

Parent topic: Compiler Options