or warning 
icon.
Informational messages are marked with Info 
icon.
The CDT will parse the output from the make and compiler/linker. If the CDT can
determine an error or a warning, the line is highlighted in the Console view and added
to the Problems view as a Problem Marker decorated with
error or warning icon.
Informational messages are marked with Info icon.
To jump to the source of an error do one of the following:
In the Console view, double-click the highlighted line.
In the Problems view, double-click the row of the specific error in the table.
If in the Problems view the error is identified as External Location in Location column, use mouse right-click on it, then click on Open external location item in the context menu.
If CDT can determine file and error line and the file exists - the file opens in the C/C++ editor and the cursor moves to the line with the error.
To jump to errors sequentially:
or Previous Annotation 
icons on the toolbar. 
or Previous Error 
buttons. 
Tracking down compilation errors
Tuning Error Parsers
