xref self-test: a real write in a compiler copy, reject unknown options; runerr.sh runs every folder it is given

1 files changed, 4 insertions, 3 deletions

diff --git a/TODO.md b/TODO.md
index fcb4e88..bba2ff7 100644
--- a/TODO.md
+++ b/TODO.md
@@ -431,9 +431,10 @@ of the open list.
   store through a pointer (`*p = ...`), an array written by a callee
   (`copy_w`, `memset`) and a global reached only through its `_initial` array
   are not counted as writes. the baseline is not yet reviewed by a person;
-  the 60 "no writer" globals still need checking against those limits. open:
-  a self-test that adds a real write to a copy of src/compiler and runs
-  `--compiler-dir`, and deciding whether ci runs it on every job or only
+  the 60 "no writer" globals still need checking against those limits. the self-test also
+  copies src/compiler to a scratch dir, adds a new function writing
+  `namecount`, and checks that `--compiler-dir ... --check` exits 1 naming it;
+  it rejects unknown options and is in cli_help_test.py. open: deciding whether ci runs it on every job or only
   when `src/compiler/` changes.
 
 ### decisions