- Update to version 1702179030.9d51b36:
* scope: split up scope_lookup_ancestor
* Implement for labels
* Implement switch/match labels
* check: fix enum alias importing
* tests/34-declarations: add invalid symbol tests
* parse: disallow empty symbol
* type_store: fix tagged union segfault
* all: use literal/flexible in place of constant
* main: check for fmemopen error
* mod: remove unnecessary allocation
* tests: fix broken rejection tests
* type_store: make builtin_type_error have zero size/alignment