IAR Embedded Workbench for Arm 9.70.xIAR C/C++ DevelopmentThe preprocessorDescription of predefined preprocessor symbols__ILP32____ILP32__In this section: DescriptionThis symbol is defined if the ILP32 data model is used when compiling for the A64 instruction set in the AArch64 state. It can also be written in lower case: __ilp32__.See also‑‑abi.