Intel® C++ Compiler XE 13.1 User and Reference Guides

gcc, gcc-sys

Determines whether certain GNU macros are defined or undefined.

IDE Equivalent

Windows: None

Linux: Preprocessor > gcc Predefined Macro Enablement

OS X: Preprocessor > Predefine gcc Macros

Architectures

All

Syntax

Linux and OS X:

-gcc

-no-gcc

-gcc-sys

Windows:

None

Arguments

None

Default

-gcc

The compiler defines the GNU macros __GNUC__, __GNUC_MINOR__, and __GNUC_PATCHLEVEL__

Description

This option determines whether the GNU macros __GNUC__, __GNUC_MINOR__, and __GNUC_PATCHLEVEL__ are defined or undefined.

Option

Description

-gcc

Defines GNU macros.

-no-gcc

Undefines GNU macros.

-gcc-sys

Defines GNU macros only during compilation of system headers.

Alternate Options

None


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