Sentinel-based tagbody: cl-build-tag-map indexes tags by str-normalised key (handles integer tags); cl-eval-tagbody loops with go-jump restart; go-tag propagates through cl-eval-body alongside block-return.
Sentinel-based tagbody: cl-build-tag-map indexes tags by str-normalised key (handles integer tags); cl-eval-tagbody loops with go-jump restart; go-tag propagates through cl-eval-body alongside block-return.