diff --git a/lib/gdbcommand.py b/lib/gdbcommand.py
index e574205..b6d8fa5 100644
--- a/lib/gdbcommand.py
+++ b/lib/gdbcommand.py
@@ -85,5 +85,7 @@ class GdbCatSumfileCommand(ShellCommand):
             if baseline is None:
                 baseline = cur_results
             parser.write_baseline (baseline, builder, branch, rev)
+        else:
+            parser.write_try_build_sum_file (cur_results, builder, branch)
 
         return result
diff --git a/lib/gdbgitdb.py b/lib/gdbgitdb.py
index 9c8a0e1..07e3a6c 100644
--- a/lib/gdbgitdb.py
+++ b/lib/gdbgitdb.py
@@ -144,6 +144,8 @@ class SaveGDBResults (ShellCommand):
                              'baseline'])
             if os.path.exists ("%s/previous_gdb.sum" % repodir):
                 repo.index.add (['previous_gdb.sum'])
+            if os.path.exists ("%s/trybuild_gdb.sum" % repodir):
+                repo.index.add (['trybuild_gdb.sum'])
             if repo.is_dirty ():
                 if istrysched and istrysched == 'yes':
                     repo.index.commit ('TRY BUILD: Log files for %s -- branch %s' % (full_tag, branch))
diff --git a/lib/sumfiles.py b/lib/sumfiles.py
index 1039103..88b331f 100644
--- a/lib/sumfiles.py
+++ b/lib/sumfiles.py
@@ -91,6 +91,10 @@ class DejaResults(object):
     def write_sum_file(self, sum_dict, builder, branch):
         self._write_sum_file (sum_dict, builder, None, 'gdb.sum')
 
+    def write_try_build_sum_file (self, sum_dict, builder, branch):
+        self._write_sum_file (sum_dict, builder, None, 'trybuild_gdb.sum'
+                              header = "### THIS SUM FILE WAS GENERATED BY A TRY BUILD ###\n\n")
+
     def write_baseline(self, sum_dict, builder, branch, rev):
         self._write_sum_file(sum_dict, builder, None, 'baseline',
                              header = "### THIS BASELINE WAS LAST UPDATED BY COMMIT %s ###\n\n" % rev)