From @masak

<masak> rakudo​: 0 but True
<p6eval> rakudo 70667a​: OUTPUT«No applicable candidates found to
dispatch to for 'infix​:<does>'
* masak submits rakudobug

Various Sxx documents refer to this construct, so it should not error out.

From @bbkr

Does not crash on Kiev build.
Tests added to S14-roles/basic.t

The RT System itself - Status changed from 'new' to 'open'

@bbkr - Status changed from 'open' to 'resolved'

From @kyleha

This is an automatically generated mail to inform you that tests are now available in t/spec/S14-roles/basic.t

commit d597d7e732f5f3117590d5ab1721d876ca2aa413
Author​: bbkr <bbkr@​c213334d-75ef-0310-aa23-eaa082d1ae64>
Date​: Mon Jun 28 23​:42​:45 2010 +0000

  [t/spec] tests for RT #​72848 "0 but True" causes a no-applicable-candidates error in Rakudo
 
  git-svn-id​: http://svn.pugscode.org/pugs@&#8203;31494 c213334d-75ef-0310-aa23-eaa082d1ae64

diff --git a/t/spec/S14-roles/basic.t b/t/spec/S14-roles/basic.t
index 04a81f4..012fb14 100644
--- a/t/spec/S14-roles/basic.t
+++ b/t/spec/S14-roles/basic.t
@@ -137,6 +137,9 @@ eval_dies_ok '0 but RT66178', '"but" with non-existent role dies';
         'default role stringification contains role name';
 }
 
+# RT #72848
+lives_ok {0 but True}, '0 but True has applicable candidate';
+
 done_testing;
 
 # vim: ft=perl6