Don't blow the stack when creating Map/Set from long sequence
Don't blow the stack when creating Map/Set from long sequence

fable-compiler/Fable,markek/Fable,markek/Fable,fable-compiler/Fable,markek/Fable,ncave/Fable,mastoj/Fable,ncave/Fable,mastoj/Fable,ncave/Fable,fable-compiler/Fable,ncave/Fable,inosik/Fable,mastoj/Fable,fable-compiler/Fable,inosik/Fable,ncave/Fable,fable-compiler/Fable,fable-compiler/Fable,ncave/Fable,fable-compiler/Fable,ncave/Fable