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Update libidn2 to 2.2.0

Authored by kyrios123 on May 24 2019, 5:22 PM.


  • Perform A-Label roundtrip for lookup functions by default
  • Stricter check of input to punycode decoder
  • Fix punycode decoding with no ASCII chars but given delimiter
  • Fix 'idn2 --no-tr64' (was a no-op)
  • Allow _ as a basic code point in domain labels
  • Fail building documentatino if 'ronn' isn't installed
  • git tag changed to reflect

Signed-off-by: Pierre-Yves <>

Test Plan

Rebuild getdns and whois against this package

Diff Detail

R3478 libidn2
Automatic diff as part of commit; lint not applicable.
Automatic diff as part of commit; unit tests not applicable.

Event Timeline

kyrios123 created this revision.May 24 2019, 5:22 PM
kyrios123 requested review of this revision.May 24 2019, 5:22 PM
JoshStrobl accepted this revision.May 27 2019, 11:21 AM
JoshStrobl added a subscriber: JoshStrobl.

LGTM, thanks!

This revision is now accepted and ready to land.May 27 2019, 11:21 AM
This revision was automatically updated to reflect the committed changes.