Controls the acceptance of GNU C language extensions.

This pragma is compatible with the following platform targets:

68K

PowerPC

NEC V800

Intel x86

MIPS

Embedded 68K

When this pragma is on, the compiler accepts GNU C extensions in C source code. See "The __typeof__() and typeof() operators," "Initialization of Local Arrays and Structures" for a description of these extensions.

To check whether the global optimizer is on, use __option (gcc_extensions), described in "Checking Options."