The following topics describe the changes that affect migration and compatibility between RVCT v2.2 and RVCT v3.0:
General changes between RVCT v2.2 and RVCT v3.0
Compiler changes between RVCT v2.2 and RVCT v3.0
Linker changes between RVCT v2.2 and RVCT v3.0
C and C++ library changes between RVCT v2.2 and RVCT v3.0.