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-rw-r--r--Notes/todo.txt8
1 files changed, 7 insertions, 1 deletions
diff --git a/Notes/todo.txt b/Notes/todo.txt
index 6bbfdddf..cc6c160a 100644
--- a/Notes/todo.txt
+++ b/Notes/todo.txt
@@ -1,5 +1,11 @@
TODO:
-- MIR Validation pass
+- Fix handling of diverging statements at the end of a block with semicolons
+ - `loop { let _: i32 = { break; }; }` should typecheck - but doesn't in mrustc due to implicit `()` added after the break's semicolon
+ - Since there can be any number of statements after the diverging (as long as all are `;` terminated), the correct solution is to have a pre-pass
+ that propagates `!` ivar types.
+ - This should be done with help of a restructured block format - that includes a flag saying "final expression yeilds its value"
+ - If this flag is unset, ! will propagate through (and () will not be applied unless there was no propagation)
+ - If set, typecheck continues as normal
- Audit TODOs in codebase
- Method and type monomorphisation
- Test compile against a no_std program