From @zoffixznet

IRC​: https://irclog.perlgeek.de/perl6/2017-10-03#i_15250878

Reads "aaa", not "abc"​:
  15​:05 Zoffix m​: for <a b c> { $^v.uc andthen say $v orelse .say }
  15​:05 camelia rakudo-moar f946bd​: OUTPUT​: «a␤a␤a␤»
 
But this works fine​:
  15​:06 m​: for <a b c> { $^v.uc andthen say $v }
  15​:06 camelia rakudo-moar f946bd​: OUTPUT​: «a␤b␤c␤»

From @zoffixznet

On Tue, 03 Oct 2017 08​:07​:41 -0700, cpan@​zoffix.com wrote​:

IRC​: https://irclog.perlgeek.de/perl6/2017-10-03#i_15250878

Reads "aaa", not "abc"​:
15​:05 Zoffix m​: for <a b c> { $^v.uc andthen say $v orelse .say }
15​:05 camelia rakudo-moar f946bd​: OUTPUT​: «a␤a␤a␤»

But this works fine​:
15​:06 m​: for <a b c> { $^v.uc andthen say $v }
15​:06 camelia rakudo-moar f946bd​: OUTPUT​: «a␤b␤c␤»

Thank you for the report. This is now fixed.

Fix​: rakudo/rakudo@1ee89b54074e80c
Test​: Raku/roast@2f2998733a2d8132c

@zoffixznet - Status changed from 'new' to 'resolved'