Explain why we do not allow const_to_valtree to read from statics
Explain why we do not allow const_to_valtree to read from statics

aidancully/rust,graydon/rust,aidancully/rust,graydon/rust,graydon/rust,aidancully/rust,graydon/rust,aidancully/rust,graydon/rust,graydon/rust,aidancully/rust,aidancully/rust