IAR Embedded Workbench for Arm 9.70.xIAR C/C++ DevelopmentThe preprocessorDescription of predefined preprocessor symbols__IAR_SYSTEMS_ICC____IAR_SYSTEMS_ICC__In this section: DescriptionAn integer that identifies the IAR compiler platform. The current value is 9—the number could be higher in a future version of the product. This symbol can be tested with #ifdef to detect whether the code was compiled by a compiler from IAR.