Controlling GCC Extensions
The following table shows how to turn GCC extensions on or off.
Table 1. Controlling GCC extensions to the C language
To control this option from here...
use this setting
CodeWarrior IDE
Enable GCC Extensions (-gccext on) in the
C/C++ Build > Settings > ARM Compiler > Language Settings
panel
source code
#pragma gcc_extensions
command line
-gcc_extensions