The execute linker step is to assist with resolving links in the analysis. 

For more information, please see the following documentation page: 8.0 Documentation: CAST AIP 8.0.x Documentation > CAST AIP 8.0.x Documentation > Cookbooks > Application Analysis and Measurement with CAST AIP >2. Application Analysis Process with CAST AIP > 2.2. Execute the Analysis

The loglines related to this task is shown below

CAST-MS log file

Section of CAST-MS log file dealing with Executing the link:

Run Execute Linker Task

INF: 2016-09-19 16:26:14:              starting Task Execute linker on CPP

INF: 2016-09-19 16:26:15:              Task message: No Task message

INF: 2016-09-19 16:26:15:              No associated log file

INF: 2016-09-19 16:26:15:              ending Task Execute linker on CPP