diff --git a/v6/Mildew-Setting-SMOP/DefinedBySMOP.setting b/v6/Mildew-Setting-SMOP/DefinedBySMOP.setting
index a4d4d0444b..fe6aefb4b6 100644
--- a/v6/Mildew-Setting-SMOP/DefinedBySMOP.setting
+++ b/v6/Mildew-Setting-SMOP/DefinedBySMOP.setting
@@ -15,20 +15,20 @@ my $OUT; #HACK as we don't support $*OUT yet
 my $LexicalPrelude; #HACK
 
 my module PRIMITIVES {
-  sub int_add { }
-  sub int_equal { }
-  sub int_less { }
-  sub int_substract { }
-  sub idconst_concat { }
-  sub idconst_eq { }
-  sub get_interpreter { }
-  sub storage_name { }
-  sub ritest { }
-  sub pointer_equal { }
-  sub SMOP_RI { }
-  sub dump_print($obj,$template) {}
+  our sub int_add { }
+  our sub int_equal { }
+  our sub int_less { }
+  our sub int_substract { }
+  our sub idconst_concat { }
+  our sub idconst_eq { }
+  our sub get_interpreter { }
+  our sub storage_name { }
+  our sub ritest { }
+  our sub pointer_equal { }
+  our sub SMOP_RI { }
+  our sub dump_print($obj,$template) {} #OK not used
 }
 my module EXTERNAL {
-  sub eval_perl5($code) {}
+  sub eval_perl5($code) {} #OK not used
 }
 {YOU_ARE_HERE};
diff --git a/v6/Mildew-Setting-SMOP/MildewCORE.setting b/v6/Mildew-Setting-SMOP/MildewCORE.setting
index 24e9da4160..2f28adc069 100644
--- a/v6/Mildew-Setting-SMOP/MildewCORE.setting
+++ b/v6/Mildew-Setting-SMOP/MildewCORE.setting
@@ -241,7 +241,7 @@ my role ReadonlyWrapper {
     method FETCH() {
         (|$!value);
     }
-    method STORE($value) {
+    method STORE($value) { #OK not used
         ::Exception.new.throw;
     }
 }
@@ -402,7 +402,7 @@ my role ReadonlyParam {
 my role NamedReadonlyParam {
     NamedReadonlyParam.^compose_role(::Param);
     has $.name;
-    method BIND($scope,$capture,$i) {
+    method BIND($scope,$capture,$i) { #OK not used
         my $arg = $capture.named(self.name.FETCH);
         my $wrapper = ReadonlyWrapper.new;
         $wrapper.value = $arg;
@@ -410,7 +410,7 @@ my role NamedReadonlyParam {
         $wrapper.FETCH;
         $scope{self.variable.FETCH} := (|$wrapper);
     }
-    method ACCEPTS_param($capture,$i is ref,$named is ref) {
+    method ACCEPTS_param($capture,$i is ref,$named is ref) { #OK not used
         if $capture.named($.name.FETCH) {
             $named = &infix:<+>:(int,int)($named.FETCH,1);
         }
@@ -424,7 +424,7 @@ my role WholeCaptureParam {
         $i = $capture.elems;
         $named = $capture.named_count;
     }
-    method BIND($scope,$capture,$i) {
+    method BIND($scope,$capture,$i) { #OK not used
         $scope{self.variable.FETCH} = $capture;
     }
 }
@@ -524,7 +524,6 @@ my role Multi {
                 return
             }
             if $outer.exists((|$name)) {
-                my $i = 0;
                 my $multi = $outer.lookup((|$name));
                 map(sub ($candidate) {self.candidates.push((|$candidate))},$multi.candidates);
                 return;
@@ -558,7 +557,7 @@ my role Failure {
         $.exception.throw;
     }
     # UNKNOWN_METHOD is a spec def
-    method UNKNOWN_METHOD($identifier) {
+    method UNKNOWN_METHOD($identifier) { #OK not used
         $.exception.throw;
     }
 }
diff --git a/v6/Mildew/lib/Mildew/Frontend/STD.pm b/v6/Mildew/lib/Mildew/Frontend/STD.pm
index 03b0cab6c7..4544e6aeb8 100644
--- a/v6/Mildew/lib/Mildew/Frontend/STD.pm
+++ b/v6/Mildew/lib/Mildew/Frontend/STD.pm
@@ -4,8 +4,72 @@ use MooseX::Declare;
     # STD needs to be important from the main package
     package main;
     use STD;
+    use STD::Actions;
+}
+{
+    package
+        CursorBase;
+    no warnings 'redefine';
+    BEGIN { *sys_real_load_modinfo = *sys_load_modinfo; }
+    sub sys_load_modinfo {
+        if ($_[1] eq 'adhoc-signatures') { return undef; }
+        goto &sys_real_load_modinfo;
+    }
+
+    # Possibly worth folding back
+    sub STD::Actions::gen_class {
+        my $class = shift;
+        my $base = shift;
+        #say $class;
+        no strict 'refs';
+        if ($STD::Actions::GENCLASS{$class}) {
+            return;
+        }
+        if (@{$class . '::ISA'} && join('|', @{$class . '::ISA'}) ne 'Moose::Object' ) {
+            $STD::Actions::GENCLASS{$class} = 1;
+            return;
+        }
+        if (!$base && $class =~ /(.*)__S_/) {
+            $base = $1;
+            STD::Actions::gen_class($base);
+        } elsif ($base) {
+            STD::Actions::gen_class($base);
+        } else {
+            $base = 'VAST::Base';
+        }
+        #say "using $base";
+        $STD::Actions::GENCLASS{$class} = $base;
+        @{$class . '::ISA'} = $base;
+    }
+
+    { package VAST::Additive; }
+    { package VAST::Autoincrement; }
+    { package VAST::Base; }
+    { package VAST::Chaining; }
+    { package VAST::Comma; }
+    { package VAST::Concatenation; }
+    { package VAST::Conditional; }
+    { package VAST::Exponentiation; }
+    { package VAST::Item_assignment; }
+    { package VAST::Junctive_and; }
+    { package VAST::Junctive_or; }
+    { package VAST::List_assignment; }
+    { package VAST::List_infix; }
+    { package VAST::List_prefix; }
+    { package VAST::Loose_and; }
+    { package VAST::Loose_or; }
+    { package VAST::Loose_unary; }
+    { package VAST::Methodcall; }
+    { package VAST::Multiplicative; }
+    { package VAST::Named_unary; }
+    { package VAST::Replication; }
+    { package VAST::Sequencer; }
+    { package VAST::Structural_infix; }
+    { package VAST::Symbolic_unary; }
+    { package VAST::Term; }
+    { package VAST::Tight_and; }
+    { package VAST::Tight_or; }
 }
-BEGIN {package main;require 'viv'};
 class Mildew::Frontend::STD {
     use Getopt::Long qw(GetOptionsFromArray);
     use Digest::MD4 qw(md4_hex);
diff --git a/v6/Mildew/lib/Mildew/Frontend/STD/Cached.pm b/v6/Mildew/lib/Mildew/Frontend/STD/Cached.pm
index 0174f46e9f..f88039e762 100644
--- a/v6/Mildew/lib/Mildew/Frontend/STD/Cached.pm
+++ b/v6/Mildew/lib/Mildew/Frontend/STD/Cached.pm
@@ -12,8 +12,7 @@ class Mildew::Frontend::STD::Cached {
         if (my $parse = $self->cache->get($checksum)) {
             use Data::Dumper::Concise;
             {
-                local $INC{"STD.pm"} = "do-not-load";
-                do 'viv';
+                require STD::Actions;
             }
             warn "using cached ast";
 
diff --git a/v6/Mildew/lib/VAST.pm b/v6/Mildew/lib/VAST.pm
index b6f6e97b17..24c8689953 100644
--- a/v6/Mildew/lib/VAST.pm
+++ b/v6/Mildew/lib/VAST.pm
@@ -8,6 +8,13 @@ use MooseX::Declare;
     VAST->subclasses;
 }
 class VAST::Base {
+    method Str {
+        my $b = $self->{BEG};
+        my $e = $self->{END};
+        return '' if $b > length($::ORIG);
+        substr($::ORIG, $b, $e - $b);
+    }
+
     method emit_m0ld {
         use Mildew::AST::Helpers;
         if ($self->{infix}) {