tree e690cd6c5308076364201a3f52968c16f2d6cfcb
parent 145d3c365d8c08c08c55976f51320e3cc3409b5b
author Robert Nystrom <rnystrom@google.com> 1603152492 -0700
committer Robert Nystrom <rnystrom@google.com> 1603152492 -0700

Preserve "?" in function-typed initializing formals.

Fix #960.