The text styles used to highlight compilation messages in the output have these meanings and default appearance:
Compiler explanations are optimization hints generated by compiling code with the
declaration. See the
LispWorks User Guide and Reference Manual
for a description of the
Note: You can changes the styles used to display compilation messages via Preferences... > Environment > Styles > Colors And Attributes .
LispWorks IDE User Guide (Windows version) - 25 Nov 2011