Select Project ? Project Properties... to display the Project Properties window.

Right-click on the required group, in the List of Entries pane, the left pane, that defines the build stage that you want to modify, for example *COMPILE=arm, and select Explore from the context menu.

You can also expand, and collapse, groups in the List of Entries pane by clicking on the plus sign, or the minus sign, at each node in the tree. If you double-click on the group name, this expands the group and displays the contents in the Settings Values pane.

Right-click on the Tool_path setting in the Settings Values pane, the right pane, and select Edit as Filename from the context menu.

Use the Enter New Filename dialog box to locate the compiler for this project.

Click Save to confirm your choice and to enter the pathname.

Select File ? Save and Close to regenerate the makefile(s) for the project, and close the Project Properties window.

Select Tools ? Build... to rebuild the application.

Select Project ? Project Properties... to display the Project Properties window.

Select the *COMPILE=arm group in the List of Entries pane.

Right-click on the *Tool_path setting in the Settings Values pane, and select Reset to Empty from the context menu.

Select File ? Save and Close to regenerate the makefile(s) for the project, and close the Project Properties window.

Select Tools ? Build... to rebuild the application.