Fix unregistered .regex file cleanup error in testscript

1 files changed, 5 insertions, 1 deletions

diff --git a/libbuild2/test/script/runner.cxx b/libbuild2/test/script/runner.cxx
index 3d03bd8..b40dea8 100644
--- a/libbuild2/test/script/runner.cxx
+++ b/libbuild2/test/script/runner.cxx
@@ -663,7 +663,9 @@ namespace build2
 
           // Output doesn't match the regex. We save the regex to file for
           // troubleshooting regardless of whether we print the diagnostics or
-          // not.
+          // not. We, however, register it for cleanup in the later case (the
+          // expression may still succeed, we can be evaluating the if
+          // condition, etc).
           //
           path rp (save_regex ());
 
@@ -680,6 +682,8 @@ namespace build2
             //
             print_file (d, op, ll);
           }
+          else
+            sp.clean_special (rp);
 
           // Fall through (to return false).
           //