use Config;
require "test.pl";
-plan( tests => 50 );
+plan( tests => 53 );
-eval { use v5.5.640; };
+eval 'use v5.5.640';
is( $@, '', "use v5.5.640; $@");
require_ok('v5.5.640');
#
# now do the same without the "v"
-eval { use 5.5.640; };
+eval 'use 5.5.640';
is( $@, '', "use 5.5.640; $@");
require_ok('5.5.640');
$v = v1.2_3;
is( ref(\$v), 'VSTRING', 'v-string objects with v' );
is( sprintf("%vd", $v), '1.23', 'v-string ignores underscores' );
+
+# [perl #16010]
+%h = (v65 => 42);
+ok( exists $h{v65}, "v-stringness is not engaged for vX" );
+%h = (v65.66 => 42);
+ok( exists $h{chr(65).chr(66)}, "v-stringness is engaged for vX.Y" );
+%h = (65.66.67 => 42);
+ok( exists $h{chr(65).chr(66).chr(67)}, "v-stringness is engaged for X.Y.Z" );
+
+