Merge branch 'master' into truffle-head

Conflicts: truffle/src/main/java/org/jruby/truffle/nodes/control/TraceNode.java truffle/src/main/java/org/jruby/truffle/nodes/core/ThreadBacktraceLocationNodes.java truffle/src/main/java/org/jruby/truffle/nodes/rubinius/TimePrimitiveNodes.java truffle/src/main/java/org/jruby/truffle/runtime/RubyContext.java truffle/src/main/java/org/jruby/truffle/runtime/backtrace/BacktraceFormatter.java
jruby · Aug 22, 2015 · 08f77c6 · 08f77c6
2 parents c33d16f + 4fd99e3
commit 08f77c6
Showing 120 changed files with 1,377 additions and 1,154 deletions.
diff --git a/.travis.yml b/.travis.yml
@@ -79,6 +79,7 @@ matrix:
   fast_finish: true
   allow_failures:
     - env: COMMAND=test/truffle/run.sh
+    - env: PHASE='-Ptruffle-mri-tests'
 
 
 branches:

diff --git a/core/src/main/java/org/jruby/parser/ParserSupport.java b/core/src/main/java/org/jruby/parser/ParserSupport.java
@@ -1378,7 +1378,9 @@ public String internalId() {
         return "";
     }
 
+    private static final String TRUFFLE_CORE_LOAD_PATH = Options.TRUFFLE_CORE_LOAD_PATH.load();
+
     public static boolean skipTruffleRubiniusWarnings(RubyLexer lexer) {
-        return lexer.getFile().startsWith("core:/");
+        return lexer.getFile().startsWith(TRUFFLE_CORE_LOAD_PATH);
     }
 }
diff --git a/core/src/main/java/org/jruby/util/cli/Options.java b/core/src/main/java/org/jruby/util/cli/Options.java
@@ -125,6 +125,8 @@ public class Options {
     public static final Option<Boolean> IR_WRITING_DEBUG     = bool(IR, "ir.writing.debug", false, "Debug writing JRuby IR file.");
     public static final Option<String>  IR_INLINE_COMPILER_PASSES = string(IR, "ir.inline_passes", "Specify comma delimeted list of passes to run after inlining a method.");
 
+    public static final Option<String> TRUFFLE_CORE_LOAD_PATH = string(TRUFFLE, "truffle.core.load_path", "truffle:/", "Directory to load the Truffle core library from.");
+
     public static final Option<Integer> TRUFFLE_DISPATCH_POLYMORPHIC_MAX = integer(TRUFFLE, "truffle.dispatch.polymorphic.max", 8, "Maximum size of a polymorphic call site cache.");
     public static final Option<Integer> TRUFFLE_ARRAYS_UNINITIALIZED_SIZE = integer(TRUFFLE, "truffle.arrays.uninitialized_size", 32, "How large an array to allocate when we have no other information to go on.");
     public static final Option<Integer> TRUFFLE_ARRAYS_SMALL = integer(TRUFFLE, "truffle.arrays.small", 3, "Maximum size of an Array to consider small for optimisations.");

diff --git a/spec/truffle/tags/core/argf/gets_tags.txt b/spec/truffle/tags/core/argf/gets_tags.txt
@@ -2,3 +2,4 @@ fails:ARGF.gets sets $_ global variable with each line read
 fails:ARGF.gets modifies the files when in place edit mode is on
 fails:ARGF.gets modifies and backups two files when in place edit mode is on
 slow:ARGF.gets reads all lines of stdin
+fails:ARGF.gets reads all lines of stdin
diff --git a/spec/truffle/tags/core/argf/read_tags.txt b/spec/truffle/tags/core/argf/read_tags.txt
@@ -1,3 +1,6 @@
 slow:ARGF.read reads the contents of stdin
 slow:ARGF.read reads a number of bytes from stdin
 slow:ARGF.read reads the contents of one file and stdin
+fails:ARGF.read reads the contents of stdin
+fails:ARGF.read reads a number of bytes from stdin
+fails:ARGF.read reads the contents of one file and stdin
diff --git a/spec/truffle/tags/core/argf/readline_tags.txt b/spec/truffle/tags/core/argf/readline_tags.txt
@@ -2,3 +2,4 @@ fails:ARGF.readline sets $_ global variable with each line read
 fails:ARGF.readline modifies the files when in place edit mode is on
 fails:ARGF.readline modifies and backups two files when in place edit mode is on
 slow:ARGF.readline reads all lines of stdin
+fails:ARGF.readline reads all lines of stdin
diff --git a/spec/truffle/tags/core/argf/set_encoding_tags.txt b/spec/truffle/tags/core/argf/set_encoding_tags.txt
@@ -2,3 +2,7 @@ slow:ARGF.set_encoding sets the external encoding when passed an encoding instan
 slow:ARGF.set_encoding sets the external encoding when passed an encoding name
 slow:ARGF.set_encoding sets the external, internal encoding when passed two encoding instances
 slow:ARGF.set_encoding sets the external, internal encoding when passed 'ext:int' String
+fails:ARGF.set_encoding sets the external encoding when passed an encoding instance
+fails:ARGF.set_encoding sets the external encoding when passed an encoding name
+fails:ARGF.set_encoding sets the external, internal encoding when passed two encoding instances
+fails:ARGF.set_encoding sets the external, internal encoding when passed 'ext:int' String
diff --git a/spec/truffle/tags/core/encoding/default_external_tags.txt b/spec/truffle/tags/core/encoding/default_external_tags.txt
@@ -3,3 +3,6 @@ windows:Encoding.default_external with command line options returns the encoding
 slow:Encoding.default_external with command line options is not changed by the -U option
 slow:Encoding.default_external with command line options returns the encoding specified by '-E external'
 slow:Encoding.default_external with command line options returns the encoding specified by '-E external:'
+fails:Encoding.default_external with command line options is not changed by the -U option
+fails:Encoding.default_external with command line options returns the encoding specified by '-E external'
+fails:Encoding.default_external with command line options returns the encoding specified by '-E external:'
diff --git a/spec/truffle/tags/core/encoding/default_internal_tags.txt b/spec/truffle/tags/core/encoding/default_internal_tags.txt
@@ -4,3 +4,6 @@ windows:Encoding.default_internal with command line options uses the encoding sp
 slow:Encoding.default_internal with command line options returns Encoding::UTF_8 if ruby was invoked with -U
 slow:Encoding.default_internal with command line options uses the encoding specified when ruby is invoked with an '-E :internal' argument
 slow:Encoding.default_internal with command line options uses the encoding specified when ruby is invoked with an '-E external:internal' argument
+fails:Encoding.default_internal with command line options returns Encoding::UTF_8 if ruby was invoked with -U
+fails:Encoding.default_internal with command line options uses the encoding specified when ruby is invoked with an '-E :internal' argument
+fails:Encoding.default_internal with command line options uses the encoding specified when ruby is invoked with an '-E external:internal' argument
diff --git a/spec/truffle/tags/core/kernel/at_exit_tags.txt b/spec/truffle/tags/core/kernel/at_exit_tags.txt
@@ -3,3 +3,6 @@ slow:Kernel.at_exit runs in reverse order of registration
 slow:Kernel.at_exit allows calling exit inside at_exit handler
 slow:Kernel.at_exit gives access to the last raised exception
 fails:Kernel.at_exit gives access to the last raised exception
+fails:Kernel.at_exit runs after all other code
+fails:Kernel.at_exit runs in reverse order of registration
+fails:Kernel.at_exit allows calling exit inside at_exit handler
diff --git a/spec/truffle/tags/core/kernel/autoload_tags.txt b/spec/truffle/tags/core/kernel/autoload_tags.txt
@@ -1 +1,2 @@
 slow:Kernel#autoload when Object is frozen raises a RuntimeError before defining the constant
+fails:Kernel#autoload when Object is frozen raises a RuntimeError before defining the constant
diff --git a/spec/truffle/tags/core/kernel/caller_tags.txt b/spec/truffle/tags/core/kernel/caller_tags.txt
@@ -0,0 +1,2 @@
+fails:Kernel#caller returns an Array of caller locations using a custom offset
+fails:Kernel#caller returns the locations as String instances
diff --git a/spec/truffle/tags/core/kernel/exec_tags.txt b/spec/truffle/tags/core/kernel/exec_tags.txt
@@ -72,3 +72,9 @@ slow:Kernel.exec with a command array uses the first element as the command name
 slow:Kernel.exec with a command array coerces the argument using to_ary
 slow:Kernel.exec with a command array raises an ArgumentError if the Array does not have exactly two elements
 slow:Kernel.exec with an options Hash with Integer option keys maps the key to a file descriptor in the child that inherits the file descriptor from the parent specified by the value
+fails:Kernel#exec flushes STDOUT upon exit when it's not set to sync
+fails:Kernel#exec flushes STDERR upon exit when it's not set to sync
+fails:Kernel#exec with multiple arguments does not subject the arguments to shell expansion
+fails:Kernel.exec flushes STDOUT upon exit when it's not set to sync
+fails:Kernel.exec flushes STDERR upon exit when it's not set to sync
+fails:Kernel.exec with multiple arguments does not subject the arguments to shell expansion
diff --git a/spec/truffle/tags/core/process/exec_tags.txt b/spec/truffle/tags/core/process/exec_tags.txt
@@ -37,3 +37,5 @@ slow:Process.exec with a command array coerces the argument using to_ary
 slow:Process.exec with a command array raises an ArgumentError if the Array does not have exactly two elements
 slow:Process.exec with an options Hash with Integer option keys maps the key to a file descriptor in the child that inherits the file descriptor from the parent specified by the value
 fails:Process.exec flushes STDOUT upon exit when it's not set to sync
+fails:Process.exec with multiple arguments does not subject the arguments to shell expansion
+
diff --git a/spec/truffle/tags/core/thread/backtrace/location/inspect_tags.txt b/spec/truffle/tags/core/thread/backtrace/location/inspect_tags.txt
@@ -0,0 +1 @@
+fails:Thread::Backtrace::Location#inspect converts the call frame to a String
diff --git a/spec/truffle/tags/core/thread/backtrace/location/to_s_tags.txt b/spec/truffle/tags/core/thread/backtrace/location/to_s_tags.txt
@@ -0,0 +1 @@
+fails:Thread::Backtrace::Location#to_s converts the call frame to a String
diff --git a/spec/truffle/tags/language/predefined/data_tags.txt b/spec/truffle/tags/language/predefined/data_tags.txt
@@ -10,3 +10,4 @@ windows:The DATA constant exists when the main script contains __END__
 windows:The DATA constant does not exist when the main script contains no __END__
 windows:The DATA constant does not change when an included files also has a __END__
 fails:The DATA constant exists when the main script contains __END__
+fails:The DATA constant does not exist when the main script contains no __END__
diff --git a/spec/truffle/tags/language/predefined_tags.txt b/spec/truffle/tags/language/predefined_tags.txt
@@ -10,3 +10,7 @@ windows:The predefined global constant STDERR has the encodings set by #set_enco
 fails:Predefined global $_ is set to the last line read by e.g. StringIO#gets
 fails:Predefined global $_ is set at the method-scoped level rather than block-scoped
 fails:Global variable $0 actually sets the program name
+fails:The predefined global constant STDIN has the encodings set by #set_encoding
+fails:The predefined global constant STDIN retains the encoding set by #set_encoding when Encoding.default_external is changed
+fails:The predefined global constant STDOUT has the encodings set by #set_encoding
+fails:The predefined global constant STDERR has the encodings set by #set_encoding
diff --git a/tool/jt.rb b/tool/jt.rb
@@ -249,7 +249,7 @@ def rebuild
 
   def run(*args)
     env_vars = args.first.is_a?(Hash) ? args.shift : {}
-    jruby_args = %w[-X+T]
+    jruby_args = %w[-X+T -Xtruffle.core.load_path=truffle/src/main/ruby]
 
     { '--asm' => '--graal', '--igv' => '--graal' }.each_pair do |arg, dep|
       args.unshift dep if args.include?(arg)

diff --git a/truffle/src/main/java/org/jruby/truffle/nodes/RubyNode.java b/truffle/src/main/java/org/jruby/truffle/nodes/RubyNode.java
@@ -23,9 +23,9 @@
 import com.oracle.truffle.api.source.SourceSection;
 import jnr.ffi.provider.MemoryManager;
 import jnr.posix.POSIX;
-import org.jcodings.Encoding;
+import org.jcodings.specific.UTF8Encoding;
+import org.jruby.RubyString;
 import org.jruby.truffle.nodes.core.BindingNodes;
-import org.jruby.truffle.nodes.core.StringNodes;
 import org.jruby.truffle.nodes.dispatch.DispatchNode;
 import org.jruby.truffle.nodes.instrument.RubyWrapperNode;
 import org.jruby.truffle.runtime.NotProvided;
@@ -34,9 +34,7 @@
 import org.jruby.truffle.runtime.layouts.Layouts;
 import org.jruby.truffle.runtime.sockets.NativeSockets;
 import org.jruby.util.ByteList;
-
-import java.math.BigInteger;
-import java.nio.ByteBuffer;
+import org.jruby.util.StringSupport;
 
 @TypeSystemReference(RubyTypes.class)
 @ImportStatic(RubyGuards.class)
@@ -62,7 +60,7 @@ public RubyNode(RubyContext context, SourceSection sourceSection) {
     public abstract Object execute(VirtualFrame frame);
 
     public Object isDefined(VirtualFrame frame) {
-        return StringNodes.createString(getContext().getCoreLibrary().getStringClass(), "expression");
+        return Layouts.STRING.createString(Layouts.CLASS.getInstanceFactory(getContext().getCoreLibrary().getStringClass()), RubyString.encodeBytelist("expression", UTF8Encoding.INSTANCE), StringSupport.CR_UNKNOWN, null);
     }
 
     // Execute without returning the result
@@ -167,46 +165,6 @@ public DynamicObject getSymbol(ByteList name) {
         return getContext().getSymbol(name);
     }
 
-    protected DynamicObject createEmptyString() {
-        return StringNodes.createEmptyString(getContext().getCoreLibrary().getStringClass());
-    }
-
-    protected DynamicObject createString(String string) {
-        return StringNodes.createString(getContext().getCoreLibrary().getStringClass(), string);
-    }
-
-    protected DynamicObject createString(String string, Encoding encoding) {
-        return StringNodes.createString(getContext().getCoreLibrary().getStringClass(), string, encoding);
-    }
-
-    protected DynamicObject createString(byte[] bytes) {
-        return StringNodes.createString(getContext().getCoreLibrary().getStringClass(), bytes);
-    }
-
-    protected DynamicObject createString(ByteBuffer bytes) {
-        return StringNodes.createString(getContext().getCoreLibrary().getStringClass(), bytes);
-    }
-
-    protected DynamicObject createString(ByteList bytes) {
-        return StringNodes.createString(getContext().getCoreLibrary().getStringFactory(), bytes);
-    }
-
-    protected DynamicObject createEmptyArray() {
-        return Layouts.ARRAY.createArray(getContext().getCoreLibrary().getArrayFactory(), null, 0);
-    }
-
-    protected DynamicObject createArrayWith(Object... store) {
-        return Layouts.ARRAY.createArray(getContext().getCoreLibrary().getArrayFactory(), store, store.length);
-    }
-
-    protected DynamicObject createArray(Object store, int size) {
-        return Layouts.ARRAY.createArray(getContext().getCoreLibrary().getArrayFactory(), store, size);
-    }
-
-    protected DynamicObject createBignum(BigInteger value) {
-        return Layouts.BIGNUM.createBignum(getContext().getCoreLibrary().getBignumFactory(), value);
-    }
-
     protected POSIX posix() {
         return getContext().getPosix();
     }

diff --git a/truffle/src/main/java/org/jruby/truffle/nodes/arguments/CheckArityNode.java b/truffle/src/main/java/org/jruby/truffle/nodes/arguments/CheckArityNode.java
@@ -14,10 +14,10 @@
 import com.oracle.truffle.api.object.DynamicObject;
 import com.oracle.truffle.api.source.SourceSection;
 import org.jruby.truffle.nodes.RubyNode;
-import org.jruby.truffle.nodes.core.hash.HashNodes;
 import org.jruby.truffle.runtime.RubyArguments;
 import org.jruby.truffle.runtime.RubyContext;
 import org.jruby.truffle.runtime.control.RaiseException;
+import org.jruby.truffle.runtime.hash.HashOperations;
 import org.jruby.truffle.runtime.methods.Arity;
 
 import java.util.Map;
@@ -68,7 +68,7 @@ public void executeVoid(VirtualFrame frame) {
         }
 
         if (!keywordsRest && keywordArguments != null) {
-            for (Map.Entry<Object, Object> keyValue : HashNodes.iterableKeyValues(keywordArguments)) {
+            for (Map.Entry<Object, Object> keyValue : HashOperations.iterableKeyValues(keywordArguments)) {
                 if (!keywordAllowed(keyValue.getKey().toString())) {
                     CompilerDirectives.transferToInterpreter();
                     throw new RaiseException(getContext().getCoreLibrary().argumentError("unknown keyword: " + keyValue.getKey().toString(), this));

diff --git a/truffle/src/main/java/org/jruby/truffle/nodes/arguments/ReadKeywordArgumentNode.java b/truffle/src/main/java/org/jruby/truffle/nodes/arguments/ReadKeywordArgumentNode.java
@@ -17,9 +17,9 @@
 import com.oracle.truffle.api.utilities.ValueProfile;
 import org.jruby.truffle.nodes.RubyGuards;
 import org.jruby.truffle.nodes.RubyNode;
-import org.jruby.truffle.nodes.core.hash.HashNodes;
 import org.jruby.truffle.runtime.RubyArguments;
 import org.jruby.truffle.runtime.RubyContext;
+import org.jruby.truffle.runtime.hash.HashOperations;
 
 import java.util.Map;
 
@@ -76,7 +76,7 @@ public Object execute(VirtualFrame frame) {
     private Object lookupKeywordInHash(DynamicObject hash) {
         assert RubyGuards.isRubyHash(hash);
 
-        for (Map.Entry<Object, Object> keyValue : HashNodes.iterableKeyValues(hash)) {
+        for (Map.Entry<Object, Object> keyValue : HashOperations.iterableKeyValues(hash)) {
             if (keyValue.getKey().toString().equals(name)) {
                 return keyValue.getValue();
             }

diff --git a/truffle/src/main/java/org/jruby/truffle/nodes/arguments/ReadKeywordRestArgumentNode.java b/truffle/src/main/java/org/jruby/truffle/nodes/arguments/ReadKeywordRestArgumentNode.java
@@ -15,11 +15,11 @@
 import com.oracle.truffle.api.source.SourceSection;
 import org.jruby.truffle.nodes.RubyNode;
 import org.jruby.truffle.nodes.core.hash.HashLiteralNode;
-import org.jruby.truffle.nodes.core.hash.HashNodes;
 import org.jruby.truffle.nodes.methods.MarkerNode;
 import org.jruby.truffle.runtime.RubyArguments;
 import org.jruby.truffle.runtime.RubyContext;
 import org.jruby.truffle.runtime.hash.BucketsStrategy;
+import org.jruby.truffle.runtime.hash.HashOperations;
 import org.jruby.truffle.runtime.layouts.Layouts;
 
 import java.util.ArrayList;
@@ -63,12 +63,12 @@ private Object lookupRestKeywordArgumentHash(VirtualFrame frame) {
         final DynamicObject hash = RubyArguments.getUserKeywordsHash(frame.getArguments(), minimum);
 
         if (hash == null) {
-            return HashNodes.createEmptyHash(getContext().getCoreLibrary().getHashClass());
+            return Layouts.HASH.createHash(getContext().getCoreLibrary().getHashFactory(), null, null, null, 0, null, null, false);
         }
 
         final List<Map.Entry<Object, Object>> entries = new ArrayList<>();
 
-        outer: for (Map.Entry<Object, Object> keyValue : HashNodes.iterableKeyValues(hash)) {
+        outer: for (Map.Entry<Object, Object> keyValue : HashOperations.iterableKeyValues(hash)) {
             for (String excludedKeyword : excludedKeywords) {
                 if (excludedKeyword.equals(keyValue.getKey().toString())) {
                     continue outer;
@@ -78,7 +78,7 @@ private Object lookupRestKeywordArgumentHash(VirtualFrame frame) {
             entries.add(keyValue);
         }
 
-        return BucketsStrategy.create(getContext().getCoreLibrary().getHashClass(), entries, Layouts.HASH.getCompareByIdentity(hash));
+        return BucketsStrategy.create(getContext(), entries, Layouts.HASH.getCompareByIdentity(hash));
     }
 
 }
diff --git a/truffle/src/main/java/org/jruby/truffle/nodes/arguments/ReadRestArgumentNode.java b/truffle/src/main/java/org/jruby/truffle/nodes/arguments/ReadRestArgumentNode.java
@@ -19,6 +19,7 @@
 import org.jruby.truffle.runtime.RubyArguments;
 import org.jruby.truffle.runtime.RubyContext;
 import org.jruby.truffle.runtime.array.ArrayUtils;
+import org.jruby.truffle.runtime.layouts.Layouts;
 
 /**
  * Read the rest of arguments after a certain point into an array.
@@ -41,8 +42,6 @@ public ReadRestArgumentNode(RubyContext context, SourceSection sourceSection, in
 
     @Override
     public Object execute(VirtualFrame frame) {
-        final DynamicObject arrayClass = getContext().getCoreLibrary().getArrayClass();
-
         int count = RubyArguments.getUserArgumentsCount(frame.getArguments());
 
         int endIndex = count + negativeEndIndex;
@@ -57,19 +56,26 @@ public Object execute(VirtualFrame frame) {
 
         final int length = endIndex - startIndex;
 
+        final Object resultStore;
+        final int resultLength;
+
         if (startIndex == 0) {
             final Object[] arguments = RubyArguments.extractUserArguments(frame.getArguments());
-            return ArrayNodes.createGeneralArray(arrayClass, arguments, length);
+            resultStore = arguments;
+            resultLength = length;
         } else {
             if (startIndex >= endIndex) {
                 noArgumentsLeftProfile.enter();
-                return ArrayNodes.createGeneralArray(arrayClass, null, 0);
+                resultStore = null;
+                resultLength = 0;
             } else {
                 subsetOfArgumentsProfile.enter();
                 final Object[] arguments = RubyArguments.extractUserArguments(frame.getArguments());
-                // TODO(CS): risk here of widening types too much - always going to be Object[] - does seem to be something that does happen
-                return ArrayNodes.createGeneralArray(arrayClass, ArrayUtils.extractRange(arguments, startIndex, endIndex), length);
+                resultStore = ArrayUtils.extractRange(arguments, startIndex, endIndex);
+                resultLength = length;
             }
         }
+
+        return Layouts.ARRAY.createArray(getContext().getCoreLibrary().getArrayFactory(), resultStore, resultLength);
     }
 }
diff --git a/truffle/src/main/java/org/jruby/truffle/nodes/cast/ArrayCastNode.java b/truffle/src/main/java/org/jruby/truffle/nodes/cast/ArrayCastNode.java
@@ -17,13 +17,13 @@
 import com.oracle.truffle.api.source.SourceSection;
 import org.jruby.truffle.nodes.RubyGuards;
 import org.jruby.truffle.nodes.RubyNode;
-import org.jruby.truffle.nodes.core.array.ArrayNodes;
 import org.jruby.truffle.nodes.dispatch.CallDispatchHeadNode;
 import org.jruby.truffle.nodes.dispatch.DispatchHeadNodeFactory;
 import org.jruby.truffle.nodes.dispatch.DispatchNode;
 import org.jruby.truffle.nodes.dispatch.MissingBehavior;
 import org.jruby.truffle.runtime.RubyContext;
 import org.jruby.truffle.runtime.control.RaiseException;
+import org.jruby.truffle.runtime.layouts.Layouts;
 
 /*
  * TODO(CS): could probably unify this with SplatCastNode with some final configuration options.
@@ -81,10 +81,10 @@ public DynamicObject castArray(DynamicObject array) {
     public Object cast(Object nil) {
         switch (nilBehavior) {
             case EMPTY_ARRAY:
-                return createEmptyArray();
+                return Layouts.ARRAY.createArray(getContext().getCoreLibrary().getArrayFactory(), null, 0);
 
             case ARRAY_WITH_NIL:
-                return ArrayNodes.createGeneralArray(getContext().getCoreLibrary().getArrayClass(), new Object[]{nil()}, 1);
+                return Layouts.ARRAY.createArray(getContext().getCoreLibrary().getArrayFactory(), new Object[]{nil()}, 1);
 
             case NIL:
                 return nil;

diff --git a/truffle/src/main/java/org/jruby/truffle/nodes/cast/SingleValueCastNode.java b/truffle/src/main/java/org/jruby/truffle/nodes/cast/SingleValueCastNode.java
@@ -18,6 +18,7 @@
 import org.jruby.truffle.nodes.RubyNode;
 import org.jruby.truffle.nodes.core.array.ArrayNodes;
 import org.jruby.truffle.runtime.RubyContext;
+import org.jruby.truffle.runtime.layouts.Layouts;
 
 @NodeChild(value = "child", type = RubyNode.class)
 public abstract class SingleValueCastNode extends RubyNode {
@@ -41,8 +42,7 @@ protected Object castSingle(Object[] args) {
     @TruffleBoundary
     @Specialization(guards = { "!noArguments(args)", "!singleArgument(args)" })
     protected DynamicObject castMany(Object[] args) {
-        DynamicObject arrayClass = getContext().getCoreLibrary().getArrayClass();
-        return ArrayNodes.createGeneralArray(arrayClass, args, args.length);
+        return Layouts.ARRAY.createArray(getContext().getCoreLibrary().getArrayFactory(), args, args.length);
     }
 
     protected boolean noArguments(Object[] args) {
Original file line number	Diff line number	Diff line change
		@@ -1 +1,2 @@
		slow:Kernel#autoload when Object is frozen raises a RuntimeError before defining the constant
		fails:Kernel#autoload when Object is frozen raises a RuntimeError before defining the constant
Original file line number	Diff line number	Diff line change
		@@ -0,0 +1,2 @@
		fails:Kernel#caller returns an Array of caller locations using a custom offset
		fails:Kernel#caller returns the locations as String instances
Original file line number	Diff line number	Diff line change
		@@ -0,0 +1 @@
		fails:Thread::Backtrace::Location#inspect converts the call frame to a String
Original file line number	Diff line number	Diff line change
		@@ -0,0 +1 @@
		fails:Thread::Backtrace::Location#to_s converts the call frame to a String