Lowering pass test harness, and initial pass test suite

Signed-off-by: Mel <mel@rnrd.eu>

1 files changed, 4 insertions, 1 deletions

diff --git a/boot/catboot.c b/boot/catboot.c
index c75efed..3919a2a 100644
--- a/boot/catboot.c
+++ b/boot/catboot.c
@@ -133,7 +133,10 @@ debug_lower_pass(struct Source_File source_file)
     lower_tree(&tree, source_file, &unit);
     printer(&unit);
 
-    return unit.had_error ? 1 : 0;
+    // diagnostics are part of the printed unit, so the caller can read
+    // them from the dump. always returning success keeps snapshot tests
+    // viable for both the green and the diagnostic paths.
+    return 0;
 }
 
 integer