isystem

Specifies a directory to add to the start of the system include path.

IDE Equivalent

None

Architectures

IA-32, Intel® EM64T, Intel® Itanium® architecture

Syntax

Linux and Mac OS:	-isystemdir
Windows:	None

Arguments

dir	Is the directory to add to the system include path.

Default

OFF	The default system include path is used.

Description

This option specifies a directory to add to the system include path. The compiler searches the specified directory for include files after it searches all directories specified by the -I compiler option but before it searches the standard system directories. This option is provided for compatibility with gcc.

Alternate Options

None