So, problem solved!! The Yoga library uses C float NaN for control flow and as function parameters. The bindings (parts created with C-for-Go, and merged with some other parts I found) defined a totally scrappy Undefined constant.
Setting this constant to math32.NaN() solved the problem. -- You received this message because you are subscribed to the Google Groups "golang-nuts" group. To unsubscribe from this group and stop receiving emails from it, send an email to golang-nuts+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/golang-nuts/e8b7c4c2-2689-4758-85c0-8476942ddd53n%40googlegroups.com.