Compiler names

Enumeration of predefined tokens representing a C/C++ compiler tool chain from a specific tool vendor

Token	Description
GCC	GNU Tools for ARM Embedded Processors. Refer to ARM GCC.
G++	Code Sourcery GCC compiler for C and C++ (is now Mentor Graphics CodeBench).
ARMCC	ARM compiler for C and C++. Refer to ARM Compiler from ARM.
IAR	IAR compiler for C and C++.
Tasking	TASKING compiler for C and C++.
GHS	Green Hills Software compiler for C, C++, and EC++.