--- a/python/ppci/buildtasks.py	Wed Feb 19 22:32:15 2014 +0100
+++ b/python/ppci/buildtasks.py	Thu Feb 20 20:04:52 2014 +0100
@@ -10,8 +10,8 @@
 from .irutils import Verifier
 from .codegen import CodeGenerator
 from .transform import CleanPass, RemoveAddZero
-from .tasks import Task
-from . import DiagnosticsManager
+from .tasks import Task, TaskError
+from . import DiagnosticsManager, CompilerError
 from .assembler import Assembler
 from .objectfile import ObjectFile
 from .linker import Linker
@@ -93,7 +93,10 @@
         self.output_file = output_file
 
     def run(self):
-        output_obj = self.linker.link(self.objects, self.layout)
+        try:
+            output_obj = self.linker.link(self.objects, self.layout)
+        except CompilerError as e:
+            raise TaskError(e.msg)
         code = output_obj.get_section('code').data
         with open(self.output_file, 'wb') as f:
             f.write(code)