There are currently no open bugs.

"antlr4" versions published in Ubuntu

Noble (4.9.2-2): universe/misc
Mantic (4.7.2-5): universe/misc
Jammy (4.7.2-5): universe/misc
Focal (4.7.2-2): universe/misc
Bionic-updates (4.7.2-1~18.04): universe/misc
Bionic-security (4.7.2-1~18.04): universe/misc
Bionic (4.5.3-2): universe/misc
Xenial (4.5.1-2): universe/misc