distinguishable-yada-exceptions.patch

diff --git a/src/Perl6/Actions.nqp b/src/Perl6/Actions.nqp
index fddd361..d2461a1 100644
--- a/src/Perl6/Actions.nqp
+++ b/src/Perl6/Actions.nqp
@@ -4212,7 +4212,7 @@ class Perl6::Actions is HLL::Actions does STDActions {
         $past.name($name);
         $past.node($/);
         unless +$past.list() {
-            $past.push($*W.add_string_constant('Stub code executed'));
+            $past.push($*W.typed_exception($/, ['X', 'Stub', 'Executed']));
         }
         $past
     }
diff --git a/src/core/Exception.pm b/src/core/Exception.pm
index 45cbfee..5b4db39 100644
--- a/src/core/Exception.pm
+++ b/src/core/Exception.pm
@@ -1203,6 +1203,10 @@ my class X::Package::Stubbed does X::Comp {
     }
 }
 
+my class X::Stub::Executed is Exception {
+    method message { 'Stub code executed' }
+}
+
 my class X::Phaser::PrePost is Exception {
     has $.phaser = 'PRE';
     has $.condition;

output

Stage start      :   0.000
Stage parse      : Error while constructing error object:Could not locate compile-time value for symbol X::Stub::Executed
Error while compiling, type X::Stub::Executed
 at line 8, near "}\nmy class"
   at gen/moar/stage2/NQPHLL.nqp:493  (/usr/local/cedric/.rakudobrew/moar-nom/install/share/nqp/lib/NQPHLL.moarvm:panic:105)
 from src/Perl6/World.nqp:3042  (blib/Perl6/World.moarvm:typed_exception:740)
 from src/gen/m-Perl6-Actions.nqp:4214  (blib/Perl6/Actions.moarvm:make_yada:88)
 from src/gen/m-Perl6-Actions.nqp:4220  (blib/Perl6/Actions.moarvm:term:sym<...>:11)
 from gen/moar/stage2/QRegex.nqp:1241  (/usr/local/cedric/.rakudobrew/moar-nom/install/share/nqp/lib/QRegex.moarvm:!reduce:26)
 from gen/moar/stage2/QRegex.nqp:1195  (/usr/local/cedric/.rakudobrew/moar-nom/install/share/nqp/lib/QRegex.moarvm:!cursor_pass:0)
 from <unknown>:1  (blib/Perl6/Grammar.moarvm:term:sym<...>:197)
 from gen/moar/stage2/QRegex.nqp:1278  (/usr/local/cedric/.rakudobrew/moar-nom/install/share/nqp/lib/QRegex.moarvm:!protoregex:110)
 from <unknown>:1  (blib/Perl6/Grammar.moarvm:term:10)
 from src/Perl6/Grammar.nqp:3748  (blib/Perl6/Grammar.moarvm:termish:359)
 from gen/moar/stage2/NQPHLL.nqp:655  (/usr/local/cedric/.rakudobrew/moar-nom/install/share/nqp/lib/NQPHLL.moarvm:EXPR:75)
 from src/Perl6/Grammar.nqp:3778  (blib/Perl6/Grammar.moarvm:EXPR:24)
 from src/Perl6/Grammar.nqp:1343  (blib/Perl6/Grammar.moarvm:statement:355)
 from src/Perl6/Grammar.nqp:1275  (blib/Perl6/Grammar.moarvm:statementlist:241)
 from src/Perl6/Grammar.nqp:1436  (blib/Perl6/Grammar.moarvm:blockoid:193)
 from src/Perl6/Grammar.nqp:2427  (blib/Perl6/Grammar.moarvm:package_def:2221)
 from <unknown>:1  (blib/Perl6/Grammar.moarvm:package_declarator:sym<class>:175)
 from gen/moar/stage2/QRegex.nqp:1278  (/usr/local/cedric/.rakudobrew/moar-nom/install/share/nqp/lib/QRegex.moarvm:!protoregex:110)
 from <unknown>:1  (blib/Perl6/Grammar.moarvm:package_declarator:10)
 from src/Perl6/Grammar.nqp:2538  (blib/Perl6/Grammar.moarvm:scoped:378)
 from <unknown>:1  (blib/Perl6/Grammar.moarvm:scope_declarator:sym<my>:107)
 from gen/moar/stage2/QRegex.nqp:1278  (/usr/local/cedric/.rakudobrew/moar-nom/install/share/nqp/lib/QRegex.moarvm:!protoregex:110)
 from <unknown>:1  (blib/Perl6/Grammar.moarvm:scope_declarator:10)
 from <unknown>:1  (blib/Perl6/Grammar.moarvm:term:sym<scope_declarator>:57)
 from gen/moar/stage2/QRegex.nqp:1278  (/usr/local/cedric/.rakudobrew/moar-nom/install/share/nqp/lib/QRegex.moarvm:!protoregex:110)
 from <unknown>:1  (blib/Perl6/Grammar.moarvm:term:10)
 from src/Perl6/Grammar.nqp:3748  (blib/Perl6/Grammar.moarvm:termish:359)
 from gen/moar/stage2/NQPHLL.nqp:655  (/usr/local/cedric/.rakudobrew/moar-nom/install/share/nqp/lib/NQPHLL.moarvm:EXPR:75)
 from src/Perl6/Grammar.nqp:3778  (blib/Perl6/Grammar.moarvm:EXPR:24)
 from src/Perl6/Grammar.nqp:1343  (blib/Perl6/Grammar.moarvm:statement:355)
 from src/Perl6/Grammar.nqp:1275  (blib/Perl6/Grammar.moarvm:statementlist:241)
 from gen/moar/stage2/NQPHLL.nqp:869  (/usr/local/cedric/.rakudobrew/moar-nom/install/share/nqp/lib/NQPHLL.moarvm:LANG:146)
 from src/Perl6/Grammar.nqp:1688  (blib/Perl6/Grammar.moarvm:FOREIGN_LANG:67)
 from src/Perl6/Grammar.nqp:1133  (blib/Perl6/Grammar.moarvm:comp_unit:2820)
 from src/Perl6/Grammar.nqp:372  (blib/Perl6/Grammar.moarvm:TOP:487)
 from gen/moar/stage2/QRegex.nqp:1873  (/usr/local/cedric/.rakudobrew/moar-nom/install/share/nqp/lib/QRegex.moarvm:parse:44)
 from gen/moar/stage2/NQPHLL.nqp:1539  (/usr/local/cedric/.rakudobrew/moar-nom/install/share/nqp/lib/NQPHLL.moarvm:parse:80)
 from gen/moar/stage2/NQPHLL.nqp:1495  (/usr/local/cedric/.rakudobrew/moar-nom/install/share/nqp/lib/NQPHLL.moarvm:compile:203)
 from gen/moar/stage2/NQPHLL.nqp:1236  (/usr/local/cedric/.rakudobrew/moar-nom/install/share/nqp/lib/NQPHLL.moarvm:eval:53)
 from gen/moar/stage2/NQPHLL.nqp:1451  (/usr/local/cedric/.rakudobrew/moar-nom/install/share/nqp/lib/NQPHLL.moarvm:evalfiles:91)
 from gen/moar/stage2/NQPHLL.nqp:1349  (/usr/local/cedric/.rakudobrew/moar-nom/install/share/nqp/lib/NQPHLL.moarvm:command_eval:211)
 from src/Perl6/Compiler.nqp:17  (blib/Perl6/Compiler.moarvm:command_eval:93)
 from gen/moar/stage2/NQPHLL.nqp:1324  (/usr/local/cedric/.rakudobrew/moar-nom/install/share/nqp/lib/NQPHLL.moarvm:command_line:116)
 from src/gen/m-main.nqp:39  (perl6.moarvm:MAIN:18)
 from src/gen/m-main.nqp:35  (perl6.moarvm:<mainline>:197)
 from <unknown>:1  (perl6.moarvm:<main>:8)
 from <unknown>:1  (perl6.moarvm:<entry>:9)
make: *** [CORE.setting.moarvm] Error 1