diff --git a/src/Perl6/Actions.pm b/src/Perl6/Actions.pm
index c2c29ee1027..9c7f936b7e7 100644
--- a/src/Perl6/Actions.pm
+++ b/src/Perl6/Actions.pm
@@ -2510,7 +2510,7 @@ method quote_EXPR($/) {
                 $past := PAST::Stmts.new($past);
             }
             else {
-                $past := PAST::Val.new(:value(~@words[0]), :returns<Perl6Str>);
+                $past := PAST::Val.new(:value(~@words[0]), :returns<Str>);
             }
         }
     }
@@ -2531,7 +2531,7 @@ method quote_delimited($/) {
         else {
             if $lastlit gt '' {
                 @parts.push(
-                    PAST::Val.new( :value($lastlit), :returns('Perl6Str') )
+                    PAST::Val.new( :value($lastlit), :returns('Str') )
                 );
             }
             @parts.push($ast);
@@ -2540,7 +2540,7 @@ method quote_delimited($/) {
     }
     if $lastlit gt '' || !@parts {
         @parts.push(
-            PAST::Val.new( :value($lastlit), :returns('Perl6Str') )
+            PAST::Val.new( :value($lastlit), :returns('Str') )
         );
     }
     my $past := @parts ?? @parts.shift !! '';
diff --git a/src/Perl6/Grammar.pm b/src/Perl6/Grammar.pm
index 04aa4b70889..799e1971362 100644
--- a/src/Perl6/Grammar.pm
+++ b/src/Perl6/Grammar.pm
@@ -1410,6 +1410,7 @@ INIT {
     Perl6::Grammar.O(':prec<e=>, :assoc<right>', '%list_prefix');
     Perl6::Grammar.O(':prec<d=>, :assoc<left>',  '%loose_and');
     Perl6::Grammar.O(':prec<c=>, :assoc<left>',  '%loose_or');
+    Perl6::Grammar.O(':prec<b=>, :assoc<list>',  '%sequencer');
 }
 
 token termish {
@@ -1780,6 +1781,11 @@ token infix:sym<or>   { <sym>  <O('%loose_or, :pasttype<unless>')> }
 token infix:sym<xor>  { <sym>  <O('%loose_or, :pasttype<xor>')> }
 token infix:sym<err>  { <sym>  <O('%loose_or, :pasttype<def_or>')> }
 
+token infix:sym«<==»  { <sym> <O('%sequencer')> }
+token infix:sym«==>»  { <sym> <O('%sequencer')> }
+token infix:sym«<<==» { <sym> <O('%sequencer')> }
+token infix:sym«==>>» { <sym> <O('%sequencer')> }
+
 token infix:sym<..>   { <sym> <O('%structural')> }
 token infix:sym<^..>  { <sym> <O('%structural')> }
 token infix:sym<..^>  { <sym> <O('%structural')> }
diff --git a/src/core/operators.pm b/src/core/operators.pm
index d3251f5de87..e1ed2678b04 100644
--- a/src/core/operators.pm
+++ b/src/core/operators.pm
@@ -575,3 +575,19 @@ our multi sub infix:<+>(Whatever, Whatever) {
 our multi sub infix:<->(Whatever, $rhs) {
     -> $a { $a - $rhs; };
 }
+
+our multi sub infix:«<==»($a, $b) {
+    die "Sorry, feed operators not yet implemented";
+}
+
+our multi sub infix:«==>»($a, $b) {
+    die "Sorry, feed operators not yet implemented";
+}
+
+our multi sub infix:«<<==»($a, $b) {
+    die "Sorry, feed operators not yet implemented";
+}
+
+our multi sub infix:«==>>»($a, $b) {
+    die "Sorry, feed operators not yet implemented";
+}
diff --git a/tools/update_passing_test_data.pl b/tools/update_passing_test_data.pl
index 7e8d499354b..93c5731669b 100644
--- a/tools/update_passing_test_data.pl
+++ b/tools/update_passing_test_data.pl
@@ -108,7 +108,7 @@ sub go {
     $all_passed  = 'A' if !       $agg->has_errors;
     printf "[%s%s%s] (% 3d/%-3d) %s\n", $some_passed, $plan_ok, $all_passed,
            $actually_passed, $planned, $orig
-                if $actually_passed;
+                if $actually_passed || ($plan_ok && $planned > 0);
 }
 
 sub read_specfile {