forked from facebook/hhvm
-
Notifications
You must be signed in to change notification settings - Fork 0
/
NEWS
1079 lines (1038 loc) · 49 KB
/
NEWS
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
"Ditko" 26-Feb-2015
- Make printf use HH\FormatString instead of FormatString (we're planning to
un-reserve \FormatString in a future version).
- Release the async mysql extension
- Release an async MCRouter extension
- FastCGI largely re-written; should fix several rare crashes
- Make sure that C++ method signatures match the HNI
- Make the typechecker be as strict about XHP classes as other classes. This
can be reverted by putting 'unsafe_xhp=true' in your .hhconfig
- The ZRANGEBYSCORE and ZREVRANGEBYSCORE need to take in start/end scores as strings
- [asio] Move cycle detection from BlockableWaitHandle to WaitableWaitHandle
- Add a StackTraceTimeout option to set the timeout for the backtrace handler.
- Define FOLLY_HAVE_PTHREAD_SPINLOCK (for ppc port)
- [hh_format] Change scoring function to match developers expectations better
- update libmagic CVE-2014-0236
- Fixes #4764 by adding a Redis::unwatch() method
- Disable external entity loading to SOAP WSDL files CVE-2013-1643 CVE-2013-1824
- [hhvm] MySQLi: Move mysqli class to NPH
- [hh] typechecker: use __Deprecated for DynamicYield
- zend initialization settings now work better
- optimize ord('static string')
- Reuse spill slots in vasm XLS
- Fix ImmMap::values() and ImmMap::keys() to return ImmVector
- Fix rare race between setting timeout and initializing thread locals
- Fix exception leak in tc_unwind_personality
- [hack] Fix load script time offset
- [hack] Restore hhi touch
- Create an IntervalTimer extension
- [hhvm] Pass eom flag to Transport::sendImpl
- [hack] Fix tmp dir creation
- [hh][typeconst] Fix Parser Bug for Type Constant
- Fix a bad bug in alias-analysis.cpp
- remove obsolete libevent patch
- Matched PHP's clowniness in long2ip()
- Modified StringData::shrink() to check against the capacity
- Backport PHP bug #54002 - crash in exif_read_data
- Fix hhvm number formatter fa_IR tests
- Better numa scheduling
- Reduce code size in crc hash functions
- Fix DebuggerDump serialization of keyless collections
- Fix persistent redis connection using unix socket.
- Fix segfault in mysql_escape_string without connection
- Remove logic for perfectvirtuals from compiler
- Implemented `hhvm-gdb` command and distribute gdb scripts
- Add missing static method ImmVector::fromItems()
- Don't cleanup RPC state in destructor if there's nothing to cleanup
- Fix object comparison bug in HHVM
- Fix Pair::{skip,skipWhile,take,takeWhile}() to return ImmVector
- explicitly null-terminate buffer for gethostname()
- Remove varray/miarray/msarray and ArrayTracer
- Make CryptoLocalKeychainLoader static data managed by folly::Singleton
- [hack] Allow Enum<arraykey>
- [hhvm][fastcgi] Fix use-after-free after FastCGI protocol errors
"Colbert" 12-Feb-2015
- Reduce size needed for reusable stubs
- Replaced uses of StringData::bufferSlice() with mutableData()
- [hhvm][ini] Provide mechanism to support collections of complex data structures
- [hhvm][ini] Support mysqli ini settings
- [hhvm/gdb] Enable hashing of strings w/o m_hash
- Fix Memcache::connect with unix socket
- fix bug #4727 with timezone_name_from_abbr()
- [hack] Deprecate is_integer, is_long, and other is_* aliases
- [hh] typechecker: check "inheritance" for class consts
- [hhvm] Move DOM extension to NPH
- [hh] typechecker: run (some) checks on abstract constants
- [hack] Deprecate join, split, and create_function.
- [hack][typeconst] Rework Type Consts to not use type defs
- [hhvm] MySQLi: Support isset() for result fields
- Fix memory leaks in CacheClient for getNextFinishedRequestID API
- Make access log %h behave more like Apache
- [hack] Recognize __Deprecated attribute on functions and methods
- [hhvm] get_resource_type of closed files is "Unknown"
- Implemented directives: variables_order&request_order
- Show meaningful closure names in backtraces
- [hh] typechecker: don't allow async blocks as lambda expressions
- Add HH\get_headers_secure
- [hhvm/gdb] Finish documenting GDB support
- [hhvm/gdb] Fix parts of `hhx' that got out of sync
- [hack][typeconst] Finalize Type Const syntax
- [hhvm/gdb] Add pretty-printer support for object properties
- [hhvm/gdb] Refactor lookup_func into component accessors
- [hhvm/gdb] Support {Fixed,Indexed}StringMap in `idx'
- [hhvm/gdb] Fix some bugs in `idx'
- [hhvm/gdb] Add rawtype() and rawptr() helpers
- [hh] add __Deprecated attribute wired to ReflectionFunction::isDeprecated
- [hh] hh_format: support abstract const syntax [2/2]
- [hh] h2tp: "support" abstract consts
- [hh] hh_format: support abstract const syntax
- [hh] typechecker: parse abstract const declarations
- [hh] typechecker: only look for __callStatic for static methods
- [hh] typechecker: fix references to `parent::constant`
- [hack] Allow subtypes in arithmetic modulo op
- Be more lenient in accepting extra ',' in icu date pattern gen.
- Accept image/png as a legal mimetype from ext_imagick.
"Ballmer" 29-Jan-2015
- Miscellaneous fixes for clang dev build
- Make gd-jpeg compatible with jpeg-9
- [hh] typechecker: parse array-string-keys within interpolated strings
- [hh] T_FINALLY is a standard token
- [hack] Add option to format PHP and decl files
- [hhvm][easy] Care a little less about paths in filter_input_array.php
- Add HH\Asio\curl_exec() as an awaitable \curl_exec()
- Implement IntlChar class
- Add imagesetinterpolation to gd extension
- Add per-branch cli option support to benchy
- [hhvm] Restore -g to cmake debug builds
- Fix ReflectionClass method ordering
- Allow slightly malformed serialized strings, because PHP
- Use parameter coercing rather than explicit cast with chr()
- [hhvm] MySQLi: Set fetched fields prior calling a constructor
- Move Editor plugins to wiki
- Remove $ENV config from FindMySQL.cmake
- Fix bugs in floor and ceil behavior
- "Fix" tvCanBeCoercedToNumber() for malformed numeric strings
- Add missing file constants; use HNI for some existing ones too
- Fix SmartPtr move constructor on Variant.
- Trim values in Accept-Encoding: header filed
- Add "Vary: Accept-Encoding" to reposnse header when compression is enabled
- Fix memory leaks in MySQL common and MySQLi
- [hack] Various fixes for hh_format
- [hack] Allow array-get syntax for KeyedContainer
- [hack] Remove _tags file for Ocaml 3.12 compatibility
- Fix docs for DecodeCufIter
- Install hphp/runtime/version.h during make install
- Fix leak on bitwise string operations
- Improve test run to checking $_SERVER/$_ENV
- Cloning exceptions should raise a fatal error
- Disallow destructor/clone method be static
- [hhvm] Add version binary
- Update exception classes, fixes #4442
- Add a system profiler and hook some actions of interest to New Relic
- [hphp] Added NumberFormatter locale/rounding tests
- Add llvm/vasm bytecode counters
- [hack] Add support for immediately-executed async lambdas
- [hack] Add --no-load option, make load script path relative
- [hack] Have hh_server invoke the load script
- Add TYPO3 Unit tests to the OSS framework parity check
- Array multi sort
- Fix some stability issues in the server tests
- Remove Redis::SERIALIZER_IGBINARY constant
- Produce easier to handle HHVM version identifiers
- Fix bizarre memory corruption on exit
- Add Hack typing for array_values
- remove vim editor-plugin
- [hhvm] Fix mysqli segfault
- [hack] Improve position info in member-not-found error
- Update third party hash for small libmbfl change
- [hh] typechecker: canonicalize function names
- Capture full line ending for single-line comments
- Add a bunch of async helper functions
- [hack] Add --strict/--loose option to AT converter
- Autocomplete - don't suggest methods that aren't visible when class isn't fully known
- [hack] Fix return-in-finally check.
- [hack] Fix OSS tests
- [hack] Avoid relinking all of hh when format_hack changes
- [hh] updated various hhi files
- [hh] typechecker: parse "true", "false", "null", "array" more correctly
- [hh] hack build: don't generate newv calls in buildEgo
- [xenon] Fix attribution of CPU time spent in the asio scheduler
- Add StructArrays
- Don't let GD create images that would exceed the request memory limit
- [hack] Set up proper test scaffold for hh_format
- [hack] Allow "$c[] = .." when $c is declared as a collection w/o type params
- [hack] Fix race in declaration of BuiltinEnum
"Austin" 15-Jan-2015
- [asio] Introduce ConditionWaitHandle
- [hack] `hh_server --version` should not require a root
- [hack] Log exceptions thrown in the master process.
- [hack] Enable unused var warnings under typing/
- [hh] typechecker: unbound name errors in partial/decl mode
- [hack] Disallow trailing comma in used trait list
- [hack] Have coverage / coloring use a hook
- [hack] Create lock file if it doesn't exist
- Fix std::terminate when debugger is not attached during unwind
- [hack] Make `trait ... extends ...` into a parse error
- [hack] Make multiple inheritance a parse error
- [hh] typechecker: support Enum in xhp attribute declarations
- [hack] Raise type errors on undefined static polymorphism lookups.
- Fix realpath lookup
- [hack] Let any user write to the saved state dir.
- [hack] Don't have an optional param that's an option type
- RequestInitDocument 404 friendly reminder
- Implement Phar::running()
- Make Redis utility methods public
- Contiguous Heap Prototype
- [hh_format] Don't add trailing commas in used trait lists
- [hh_format] Don't add trailing commas in template parameter lists
- [hh_format] Fix bug with hh_format --diff duplicating some lines.
- [hh_format] Don't destroy whitespace in files with "**/" in comments
- fix for iconv_mime_decode_headers function skipping headers
- Add CPU option for JIT (EvalJitCPU). Defaults to 'native'.
- Limit glob flags to only ones supported by php
- make recursion limit for unserialize
- Allow trailing commas in short-lamba expressions
- Fix some leaks in new_socket_connect
- fixed decoding utf8 strings so they correctly return '?' on invalid sequences
- Actually get the realpath first thing when searching for a file.
- Faster UnitCache
- Simple speedup for is_dir
- [hh] typechecker: demand consistent casing for primitive typehints
- Support timestamp begins and ends for getTransitions()
- Add global value numbering pass
- Support \u escape sequences in double-quoted strings
- ResourceLimit.SerializationSizeLimit can be overwriten from the vhost config
- Check Eval.JitAMaxUsage when deciding whether to start profiling a function
- Allow hex in mb_encode_numericentity
- [hhvm] Work around leak in boost flat_set
- Add stream_await() for async stream "blocking"
- [typechecker] Add support for reading XHP attributes via "->:"
- Modify rpoSortCfg to reduce memory usage in refcount-opts
- Fix #4380, making get code and get message final
- Add PHP_INT_MIN
- Disable PGO for pseudo-mains
- Mock date/time functions in Isolation.php
- Fix error_get_last() not cleared when error handle function entered
- [hhvm] RFC: Native Property Handlers
- [hack] Define proper constants for CURLOPT and friends
- Make newlines in http headers a fatal error.
- Add Hack typing to array_keys
- Use a custom implementation of strtoll for unserialize
- [hack] control whether unseen <?php code is assumed via .hhconfig
Z* 18-Dec-2014
- Converted objprof extension to use heap parsing
"Yelawolf" 4-Dec-2014
- Fix comparison of overflowing strings
- Fix potential memory corruption during ArrayData::set
- Introduce util to restart current process
- Share variable environment in eval'd assert
- [Find] Only escape spaces in paths for find
- Don't ignore Eval.JitAHotSize
- Fix checkCfg's defined-tmp checks to be aware of edge-defined tmps
- Fix bugs relating to edges in IRInstruction::become
- Fix insertPhis calls to IRUnit::replace()
- Use sha1sum for the repo-schema
- [hh] typechecker: add constants to hh_client --show
- [hack] Dump typedef info in `hh_client --show`
- Make BigNode parsable, extend HeapIter to visit BigNodes.
- Allow static invocation of DOMDocument::load* methods
- Allow "array" with type args to be used in XHP attribute declarations
- HTMLEncode strings in wddx_serialize_value()
- [hack] Make dependency on lz4 optional for OSS build.
- [hack] Have hh_server take the list of files to recheck as relative paths
- [hack] Docblock parser for AT
- Add version number to imagick extension
- Support Authorization header in apache_request_headers()
- [hack][build] Add needs_rerun hook for XController build step
- Fix call to fetchObject without class name
- Add possibility to create a DateTime object with timezone
- DateTimeImmutable::createFromFormat returns false on failure
- [hh] typechecker add PREG_* constants to hhi
- Raise warning when put_contents on non-regular file with exclusive lock.
- Use uncounted strings to cache non-static regexes
- Use specializeExact whenever we know AttrNoOverride from whole program analysis
- Fix some not-type-safe LdRef code generated in a situation with SetOpL
- Split inner ref type checks into a separate instruction from LdRef
- Add support for stream wrapper in include_path.
- cmake option to enable avx2 instruction support
- Add missing default to PharData::decompress()
- [hack] Add lz4 compression when saving server state.
- Fix leak in tvCoerce*
- Trie Search - optimizations for JS
- Don't throw an exception on unknown IP address for OSS
- [hh] parity: match php 5.6 in treatment of array_fill with num = 0
- Make ob_start function signature PHP 5.6 compatible
- Fix issues with private properties and apc
- Implement remaining straightforward vasm ops in llvm backend
- [hack] Type strlen's return value.
- [hack] add additional iterator interfaces
- Improve segaddr fixing for 32-bit destructors
- Fix parent::__cOnStRuCt and similar with PHP4 constructors
- Make stats.json on the admin server return valid json
- [hack] Simplify coverage JSON output, and add non-JSON output option.
- Remove kernel version assertions
- [hack] Fix bad escaping of directory names
- [hack] Add some hhi constants for pcntl.
- Fix problems in getCurrentPropertyOffset relating to m_ni.inputs
- Fix CSE to be aware of where SSATmps are known to be defined
- Add an analysis module for functions that query information about the IR
- Don't JIT functions that use $php_errormsg or $http_response_code
- Fix default SOAP HTTP client
- [hack] Member access is `->` followed by lvar, not word
- Fix comparison between doubles and hex numeric strings
- Implement a bunch more vasm instructions in llvm backend
- Enable ASAN for smart allocator
- Record the start time for every request
- Fix parsing of binary literals denoted with a capital '0B'
- Fix Symfony's it's not safe to rely on system timezone setting errors
- Allow non-static expressions in function parameter defaults
- Fix a bug in Index::lookup_constraint
- [hack] Add logging to server_options_cmd.
- Fix optional 'errorcode' parameter is not set up properly
- Fix PHP primitive default parameter type check
- Weaken assert in FileUtil::canonicalize
- [hack] Error when using "shape" as a type
- Fix getOldestStartTime
- Add zlib.output_compression ini option
- Add missing argument to DOMXPath::{query,execute}()
- htmlentities() should output valid ISO-8859-1 characeters to appropriate entities
- Remove bad assert from BaseVector::data()
- Cleanup sock and pid files on graceful exit from FastCGI
- [hack] Add script for determining server startup options
- [hack] Record init time in log output.
- Fix some bugs in intersecting specialized types
- [hack] Fix duplicate unbound name errors
- Update OCaml to 4.02.1
- [hhvm] Add per kind ArrayFunc counters for ArrayTracer
- Fix use-after-free in the access logs
- Wait for clean shutdown on SIGHUP
- [hhi] add at() to MysqlRow in hhi file
- [memoize] Go back to individual cache props for statics
- Break regions after FCall & friends when using LLVM
- Remove support for magic quotes (also removed in PHP 5.4)
- qlzcompress is not available everywhere, and there's no support for it in OSS
- Change the Profiler constructor to not necessarily force CPU affinity.
- Add getTypeText to ReflectionParameter
- Remove trailing junk from IP addresses for sockets
- Preserve index of sockets passed into/out-of socket_select()
- Fix lchown when no user found
- [hh] typechecker: split function bodies into named and unnamed
- [hack] fix error with capturing locals for a foreach using a ref
- guess root from supplied filename, where that makes sense
- Show a nice error when an invalid argument is passed to hphp -t
- Expose Imagick::getImageMimeType to userland
- SplFixedArray::FromArray() throws InvalidArgumentException not Exception
- Make default_socket_timeout match PHP 5.x
- VerifyRetTypeC optimizations for repo-mode
- Turn off refcount opts by default when HHIRBytecodeControlFlow is on
- Make profiled packed array gets not rejoin the main line
- Side exit on surprise flags for backward jumps
- Print edges with colors in IR dot graphs; make dotBodies usable
- Fix region-method support for loops
- Correct the return type of BaseG; fix some missing renames of Mem -> Memb
- Adopt PHP7's looser handling of return values in user session handler
- Honor the Redis timeout
- Fix mysqli_options. Stop asserting.
- Fix some bugs in hhbbc support for http_response_code, php_errormsg
- Introduce immediately executed async lambdas
- Allow nested namespaces with sane behavior
- Updated win32-cygwin patch Fixes Issue #4062
- [hh] typechecker: ReflectionClass hhi fixup
- [hack] Add hh_server --version
- Fix a few memory management issues in DOMDocument
- Prevent m_nextKI from going negative in MixedArray
- [hh] typechecker: declaration location in extend_final error
- [hack] Enable .hhconfig to control hh_server flags
- Respect status codes from `Status:` header in addition to `HTTP/` header
- Fix number_format() to deal with very large precisions/very large numbers
- Fix closure use var reflection for referenced vars
- Support self parameter typehint
- [h2tp] modify build to support h2tp
- [hh] hh_format: understand async lambdas
- [hack] added support for abstract class constants
"Xzibit" 20-Nov-2014
- Fix readline request locals
- Don't leak HashContexts
- Fix a race freeing an APCHandle
- Don't clean up memory in AdminRequestHandler::abortRequest
- Fix setup/teardown for requests handled by WarmupRequestHandler
- Extend IR type system for more information about pointers
- Use proxygen as a git submodule
- Version of memcpy-x64 optimized for the tail end of 7,6,5,4 bytes in an N byte copy
- Eliminate default cases in DataType switches
- Match PHP5 backquote processing
- Add overflow info to is_numeric_string
- Add support for pre-built branches to benchy
- Allow calling closures inline
- Allow systemlib function declarations to use reserved words for function names
- Add HH\{int,float,bool} typehints to PHP
- Deep initialization for constant properties
- Enforce void return on native class constructors/destructors
- Replace NEWOBJ with newobj<T> and newres<T> functions
- Change default FCGI socket permissions
- Support openssl replacements which don't export RANG_egd()
- Fix use-after-free in TimeZone
- Support GCC/LLVM stack-smashing protection
- Make sure Type::Bottom is a subtype of everything
- Fix hphpd crash when printing systemlib classes
- Convert file extension to HNI
- Convert DOMDocument extension to HNI
- Convert POSIX extension to HNI
- Convert array_multisort to HNI
- Add fribidi extension for HHVM
- Mechanism for enabling request-local heap profiling
- Make prediction opts deal with arbitrary load/check instructions
- Add JSON output support to benchy
- HHIR pass to do dead store elimination on frame locals
- Adjust single parameter warnings for min()/max()
- Make AlwaysLogUnhandledExceptions=off and CallUserHandlerOnFatals=EnableHipHopSyntax
- Always use RuntimeOption::SourceRoot to resolve repo-auth lookups
- Refactor debugger tests
- Fix parser to allow "type" and "newtype" to be used as typevars
- Convert system/idl/function to HNI
- Remove type annotations for array_sum and array_product
- Don't populate the litstr-to-id map in RepoAuthoritative mode
- Move m_lineTable to a side table
- Only try to autoload classes with valid names
- Proper PDO connection errors
- Move hfsort linker script tool to OSS
- Move slow 'quick' tests to 'slow'
- Add option to make inconv actually match the docs
- Convert socket extension to HNI
- Convert stream extension to HNI
- Fix UserFile::access behavior to match PHP5
- Fix for wrong PATH_INFO and PATH_TRANSLATED (maybe)
- Move generated .h and .cpp to unique dir
- Fix for phat:// stream wrapper with no stub
- JSON encode closures as empty objects for PHP compat
- Disable parameter typehints for builtins to match PHP5
- Convert PDO extension to HNI
- Fix assert related to async return typehints
- Allow collections in array_sum() and array_product()
- Use the time in default xdebug output file
- Allow vxls to allocate vmsp during traces
- Only initialize sweepables on new threads
- Load Offset->line number mappings on demand
- Fix SOAP memory leak
- Add OSS support for benchy
"Will.i.am" 13-Nov-2014
- Add benchy.py for benchmarking HHVM
- Tune and enable PGO for all functions
- Generate HHIR opcode table by extracting lines from ir.specification
- Convert a few more extensions to HNI
- Limit the maximum number of bytecode instructions in a region
- Improvements to <<__Memoize>>
"Vanilla Ice" 27-Oct-2014
- Fix logging
- An async method's return annotation (if there is one) must be "Awaitable"
- Fix a bug in how __Memoize sets up FPI regions
- Fix issues with shutdown/postsend functions
- Fix is_callable for interface and abstract methods
- Added support for ReflectionFunction::getClosureThis()
- Add option to run perf to hhvm_wrapper
- Use a global cache for timezone info
- Implement readline_info()
- Fix NumberFormatter::format for string values
- Corrected socket connect for IPv6 hosts
- [hack] Fix parsing of postfix operators.
- Region selector improvements
- Disallow <<__Memoize>> on interfaces
- Convert APC to HNI
- Align recoverable fatal error's message with PHP
- [hack] Make hhi for some builtin constants.
- HHBBC improvements (enums, etc.)
- Properly shutdown debugger threads on exit
- [hack] support for 'abstract final' classes
- Convert string to HNI
- Fix SOAP extension type encoding
- make test runner not puke when run with xargs
- [hack] reflection support for first-class enums
- Make `yield;` a valid statement
"Ultramagnetic" 9-Oct-2014
- Optimize strtr
- Closure::bind support
- Cleanup/shrink various runtime data structures
- Various jit performance optimizations
- Fix various debugger crashes
- Better handling of memory limits
- Hack: System user attributes will be prefixed with __, notably <<Override>> renamed to <<__Override>>
- Hack: Support for 'abstract final' non-instantiable non-inheritable "utility" classes
"T-Pain" 25-Sep-2014
- Use vasm virtual registers in x64 backend, transition fully to vasm-xls
- 'arraykey' scalar typehint that accepts both ints and strings
- Add OSS benchmarking suite
- Fix PDO::bindColumn
- [resumable] Set resumed flag before suspending VarEnv
- Objprof for HHVM (Approx. instance counter)
- Make RUSAGE_THREAD available to getrusage PHP function
- clean up /tmp/test-run- files
- VASM register-coalescing via hinting
- Be more conservative about HNI types when there are InterceptableFunctions
- Add runtime support for null-safe method call operator "?->"
- Add sanity test system to OSS benchmarker
- Fix double deallocation of object in zend conversion of object to string
- [hhvm|memoize] Makes <<__Memoize>> work with arbitrary args
- Use raw troff encoding for official HHVM man page
- Add --php options to HHVM man page
- Fix GMP tests/crashes
- Implement posix_errno
- Xdebug remote debugging compatibility and bug fixes
- Add options parameter to DOMDocument::load/loadHTML()
- Add support for GNU tar symlinks to PharData
- Add max_file_uploads support
- Improve process error checking in perf runner
- posix_getgrgid()['members'] should be empty array if no users found
- Convert from jemalloc's obsolete *allocm() to *allocx()
- Use EqX instead of Eq for Obj/Num comparisons.
- make class closure consist with PHP
- Fix guard relaxation to work with bytecode control flow
- Allow vm-stack flushing in rpc threads
- stop killing LightProcesses while writing out stacktrace.log
- Get hhvm compiling with clang-3.5
- Update .hhi files for ConstSet, Set, and ImmSet
- Force the linker to keep symbols in lowmem on MacOSX
- Make guard relaxation work with unreachable code
- Add minimal hdf support to test runner
- Analyze/optimize pseudomains in hhbbc
- [hhvm|memoize] Fix segfault on certain memoized functions
- Support mappy ini configuration
- Xdebug cleanup and trivial features
- Abort the server if a request gets stuck
- Added support for Closure::bind()
"Snoop Dogg" 11-Sep-2014
- VASM phase 1: emit vasm instructions, with existing register allocation
- More xdebug support
- [hack] Implement async lambdas.
- add process memory and code segment size to admin memory page
- Overhauled xdebug remote debugging testing
- Add a mechanism for building and testing a zend extension as a DSO.
- Support fast object allocation path when Eval.EnableObjDestruct call is on
- Static string table memory usage
- Implement parallel repo preloading.
- Add mcrypt constants to hhi
- Move var_dump() to HNI, kill off variable.idl.json
- JIT: Use std, boost, and folly instead of smart containers.
- Hack: Support for variance (+/-) annotations on type-parameters
- Implement APCIterator
- Convert v?s?printf() to HNI using Variadics
- Enable variadics for HNI functions/methods
- Smooth a wrinkle in HHVM's safesort impl
- Make Set implement KeyedIterable and support bracket syntax for reading
- Covariance fixes
"RBX" 28-Aug-2014
- Make MemExceeded flag sticky
- Check for OOM during json decoding
- Check surprise flags when unserializing arrays and objects
- Limit curl timeout to remaining request timeout
- Add variant of openssl_pkcs7_verify that ignores cert expiration
- Numerous changes to support xdebug
- Remove use of non-threadsafe strtok()
- Numerous changes to normalize INI setting names
- update to new sqlite
- <<__Memoize>> support
- Hack: Print backtrace when worker dies
- Parser support for "varray(..)"
- Introduce kVPackedKind for vector-like arrays
- Move mailparse to HNI
- VASM start phase 1; emit vasm for some instructions
- Fix in headers defines for cygwin
- [hack] Parser: Fix decl mode's confusion of type hints and xhp.
- Create a unified stack for Xenon
- Move debugger from IDL to HNI
- Fix mcrypt_create_iv(..., MCRYPT_RAND) to auto-seed RNG
- Fix information leak in hash_equals() implementation
- don't statically link libgcc/libstdc++ by default on OSX
- Adds ssdeep module to HHVM
- added new raise_error family functions that skip the top frame of the backtrace.
- Add initial support for -d outside of --php mode
- Fix covariance for Const{Vector,Map,Set}, add tests
- GMP cleanup/fixes
- Implement SplDoublyLinkedList::add
- Link against LLVM library if present.
- Disallow multiple 'default:' blocks in a single switch
- Introduce async function lambdas
- Document the PHP profilers
- Fix sample profiler output; make it more efficient
- Properly shut down fastcgi worker threads when connection is closed
- Delete SimpleProfiler
- Create HHVM man page
- Improved PHP compatibility in the reflection API.
"Queen Latifah" 14-Aug-2014
- Implement RecursiveCallbackFilterIterator
- cmake installations should no longer put files in hphp and now put them in hhvm
- Fix error for (Recursive)CachingIterator::ctor's param 1
- Force OOM check on large smart allocations
- Support stream wrappers in XML parser extensions, add external entity loader
- Fix LowPtr load in codegen
- Fix race condition in DebuggerProxy start/stop
- Log per request if oom or timeout triggered in dynostats
- Break out hhvm request timeout / memout counters for psp vs non-psp
- Support collections for third parameter of preg_replace() and friends
- Added functions imagewebp and imagecreatefromwebp
- Fix mb_convert_case when encoding set other than default
- Added function imagepalettecopy to ext_gd
- Remove reflection hacks for primitive typehints
- Fixed tempnam() creates paths with '//'
- Add LibGMP extension
- Fix heap overflow in sql_regcase() for input >1GB
- Add HHVM hookups for folly::Singleton
- Fix isset on classes extending ArrayObject
- Only track live objects that actually have destructors
- Specify ssl cipher list for curl with OpenSSL only
- Remove support for "service threads"
- PDO MySQL's getCode() didn't match errorInfo
- Run usercode before ending the request
- Make DynamicExtensions work in ini
- Provide backup utf8 sanitizer when UConverter is unavailable
- Pass duplicate flag to SNI Initial Handler Callback
- fb_intercept now accounts for variadic functions
- Add variadic function to fb_intercept test
- Implemented basic xdebug tracing
- Rename snappy methods
- Add sort_flags to ArrayObject::asort
- Changed CRYPT_BLOWFISH to 1 because apparently it is available
- Convert ext/mysql to HNI
- Add log when memory usage reached the MaxRSS
- Fix http headers parsing + Remove unused code + Fix indentation
- Fixed error output for json_encode
- Corrected the var_dump output for Exception class
- Relax restrictions on the typing of class constant shape field names.
- Fix file:// URL decoding in libxml functions and elsewhere
"Public Enemy" 31-July-2014
- Interface requirements (similar to trait requirements) enforced
- Initial support for PHP5.6 argument unpacking: f($x, $y, ...$args)
- Hack: hhi files are embedded in the hh_server binary
- removed trampolines and the Eval.JitTrampolines option
- Hack: improved support for Generators, including async generators
- Documentation of PHP-level profiling in doc/profiling.md
- Cleanup of PHP-level profilers
- Change default for Eval.EnableObjDestructCall to true
- Bundle PCRE 8.32 with open-source HHVM, so we can use the JIT
"Outkast" 17-July-2014
- PHP_VERSION is now 5.6
- Introduce Dbl specific relational IR opcodes
- Expose APC info to admin port
- Improve Zend compatibility in the reflection API
- Implement xdebug_call_class
- Hack: first version of formatter
- Convert ext/xsl to HNI
- Hack: improve init time
- Remove JIT::RuntimeType
- Fix floating-point overflow for binary, octal and hex literals
- Collections: Vector::addAllKeysOf
- Hack can build on OSX now
- Fix await/yield operator precedence
- Fix various xcontroller issues
- Enable HHIRBytecodeControlFlow by default
- Various changes/fixes to WholeCFG region selector
- Introduce async generators
- Kill clock_settime
- Fix Memcache::get($keys) when $keys is an array
- Implement xdebug_call_function
- Change order of wait handle processing from FIFO to LIFO
- Add Redis::_serialize()
"Notorious B.I.G." 25-Jun-2014
- Remove Translator::analyze (replaced by tracelet region selector)
- Allow empty keys in hash_hmac() and hash_hmac_file()
- Interface requirements supported in parser
- Implement xdebug_{peak_,}memory_usage
- Inline singleton-pattern functions
- Cleanup in PhpFile and FileRepository
- Fix mysqli_query return value for query without result
- Implement xdebug_call_file
- Add fastlz support to memcached extension
- Fix ini_get to return false for non-supported settings
- Fix PHP version constants
- All numeric comparisons involving NAN, except != and !==, are now false.
- Implement xdebug_call_line
- Optimize ini_get
- Remove dump-file-repo admin command
- Fix stdclass promotion of static private properties
- Remove unused locals in global dce (HHBBC)
- Get mockery at 100%
- Fix casting resource to object
- Relocate code to arbitrary alignment
- Always let the first character through for camelcase searching
- Implement xdebug configuration options
- Convert ext/memcache to HNI
- Match php5's memcache getoption
- ./configure --help now has all the options
- mysqli: return false on non-selects
- Don't include bt_handler or killpg in backtraces
- Don't buffer overrun on bad DNS TXT records
- Fixed property access to DOM and XMLReader classes
- Add support for ParamCoerceModeFalse
"Mos Def" 11-Jun-2014
- Turn on new tracelet region selector by default; analyze() is deprecated
- Fix a bug in debugBacktrace with NativeImpl methods
- Request local allocator now uses logarithmically spaced size classes
- Improvements to JIT'd FCallBuiltin to cause fewer spills
- Enable vtable-style dispatch on methods marked "abstract"
- JIT several instructions that were being punted: Unbox, File, Dir
- Increase "hinted drop" time on write lease, improving JIT'd code layout
- Implemented __toString functions in reflection classes
- Several tc-print bug fixes
- Some improvements in hhbbc arithmetic type inference
- More service requests are "ephemeral", reducing wasted stubs space
- HH\Vector now has a packed array internally, for O(1) conversions to array
- current() and key() now support expressions that can't be taken by reference
- Fix a long-standing but very rare race condition with Closure class names
- gcc 4.8 is the new minimum to build
- Various bug/compat fixes in Soap, SimpleXML, ArrayObject, DOMNode, mysqli
- Add a scheme to extend support for efficient packed arrays w/ cap up to 2^32
- Move vmfp, vmsp, and vmpc into RDS
- Fix some hard-to-hit bugs in inlining relating to stack overflow checks
- Faster int to double conversion when calling builtins from the JIT
- Fix ReflectionParameter::getClass for scalar typehints
- better tuning of the PGO 'hot function' threshold
- performance improvements to calling native class methods
- improve performance of async functions that exit via exception
- several bug fixes in refcount optimization pass relating to async functions
- More hhir-related docs in the hackers-guide
- Initial support for relocating generated machine code
- JIT optimizations for count()
- Corrected the result of var_dump and print_r for ArrayObject
- fix HH\autoload_set_paths with nested maps
- make ReflectionClass serializable
- ext/standard/output HNI conversion
- allow usage of zend-qsort in user sorts with a runtime option
"LL Cool J" 28-May-2014
- Over 200 other bug fixes (go lockdown!)
- Every HDF setting is now available as INI
- Cut session_id() size by 1/2
- Added 'Z' format string for pack/unpack
- We now build on clang
- Fix pcre cache to not fatal when full
- Implement $php_errormsg
- Adding -n CLI option to hhvm php mode
- Fix substitution of invalid UTF8 sequences in htmlspecialchars
- FastCGI: Use SCRIPT_FILENAME as the PHP script to run
- Can create DateTimeZone's from abbreviations
- Put all fastcgi params into $_SERVER
- Many DOM classes are now serializable
- Define the xhp tokens
- Many reflection changes for perf and compatibility
- Default fastcgi to listen on 127.0.0.1
- remove register_cleanup_function
- Map: reserve()
- Set: retain(), reserve(), addAllKeysOf()
- {Set|ImmSet|Vector|ImmVector}::fromKeysOf()
"Kanye West"
- Backport fix for CVE-2011-2202
- Interfaces {Keyed}Container match arrays *and* collections, not iterables
- Added ** and **= operators to HHVM and more compatibility fixes with PHP5.6
- Fixes and improvements to collections
- Replace json decoder with json-c library
- Document VMRegAnchor and isVMFrame()
- Improvements to array iterator code
- Improvements to the type checker
- Allow parser to be generated with bison 3
- Improvements and speed up to reflection code
"Jay-Z" 9-May-2014
- Make handling of code.hot overflows more robust
- Catch server errors sooner
- Fix segfault and infinite recursion in fileinfo extension
- Resolve systemlib constants at compile time
- Resume resumables natively
- Import round() table optimizations from php-src
- Delete bytecode Peephole optimizer
- Remove most of annotation.cpp, and some other code gated on !UsedHHBBC
- Create phis for locals
- Fix free of "" in rfc1867PostHandler
- Add firstValue(), firstKey(), lastValue(), lastKey() to collections
- Add concat() to collections
- Clarify Hack license
- Add CakePHP3 to test runner
- Better error when TC is full
- Add hash_equals() from PHP 5.6
"Insane Poetry" 24-Apr-2014
- Support for PHP 5.6 variadic ...$args syntax for func declarations
- Open source HHMeasure, a simple and extensible microbenchmarking tool
- Added a new time-based sampling profiler (Project Xenon)
- Fix PCRE unicode handling
- Convert Zend compatibility layer and various extensions to HNI
- Encode execution mode (eager or resumed) into SrcKey
- Merge eager and resumed parts of async functions
- Rework various async / continuation bytecode instructions
"House of PHPain" 1-Apr-2014
- Allow direct arg passing with up to 15 params (7 if at least one is a double)
"Ghostface Killah" 17-Mar-2014
- Remove "HipHop" from error messages
- Add __IsFoldable user attribute for const-foldable functions
- Add __Native("NoFCallBuiltin") UA for builtins which need an actrec
- Add support for testing different outputs in repo mode
- Implement remaining functionality from intl extension
- Implement XSL extension
- Implement Stream Filters
- Improve php.ini support and get ready to kill HDF files
- Parse config files as ini files, unless filename contains '.hdf'
- Various fixes to Redis, JSON, SPL, DateTime, MySQLi, and others
- Remove C<T>Ref typedefs (use const T& now)
- JIT default on in command line mode
- gethostname() just returns what the syscall returns (Zend compat)
- HHBBC turned on in the build for facebook.com
"Fifty Cent" 3-Mar-2014
- Array parameter type constraints implicitly cast collections to arrays
- Fix issues with feof and fwrite
- Fix issues with sleep and inaccessible properties
- Dump a jemalloc pprod dump when a request hits OOM
- Make method_exists work with interface inheritance
- Fix crash in preg_replace with /e
- Support filename and content type in Curl uploads
- MySQLi fixes
- Handle relative paths in is_dir
- Add string conversion for array_fill_keys
- Implement various Imagick functionality
- Implement CUROPT_PROGRESSFUNCTION
- Implement PHP 5.6 __debugInfo() magic method
- Raise warnings when return type annotations mismatch
- Fix nested ArrayObject assignment
- Switch many ini settings to thread-time binding
- Clean up memory stat tracking
- Immutable collections are now prefixed with Imm instead of Fixed/Frozen
- Clean up type parameter for CheckType-related IR opcodes
- Remove legacy linear-scan register allocator and Eval.HHIRXls option
"Eminem" 18-Feb-2014
- reenabled jemalloc tcache flush for idle threads
- array_combine now performs __toString conversion on objects in $keys
- Allow streams in move_uploaded_file
- Fix a bug double closing a UserFile
- Warn when first arg to call_user_func is an object with no __invoke
- kill userland hdf functions
- Final method reports itself as final
- Implement IntlCalendar
- Disallow create_function in RepoAuthoritative mode
- Case-insensitive check for Accept-Encoding: gzip
"Donald Glover" 3-Feb-2014
- Support for "::class"
- Enable FCallBuiltin for HNI functions
- json_decode parity with PHP 5.4
- Fix race condition with profiling vs. non-profiling functions prologues
- Implement ini_get_all()
- Begin conversion of runtime options to INI
- Fix potential PGO-mode crash
- Fixes and enhancement in IR printing
- Vector and Set now supported by:
array_{shift,unshift,fill_keys,reverse,flip,size,chunk}, min, and max
- StableMap is now an alias for Map, which retains insertion order
- Map moved to HH namespace
- Fixes in XLS spilling of SIMD registers
- Support SCRIPT_FILENAME in FastCGI
- Implement stream_context_{get,set}_default
- Support for Intel VTune Amplifier XE
- Rewrite of SimpleXML
- Several HNI conversions, and a helper script
- Move Pair to HH namespace
- Fix get_included_files ordering
- Fix $_SERVER and $_ENV in FastCGI
- Update timelib to php 5.5.8
- Some dead code removal
"Coolio" 21-Jan-2014
- Turn on Region JIT
- FastCGI fixes, perf improvements
- ext_zend_compat fixes
- Turn on XLS Register Allocator by default
- Fix server stats reporting
- 'num' scalar typehint that accepts both ints and floats
- fix support for typedef'd namespaces
- don't swallow fatals when autoloading
- Map collections learned the in-place retain() and retainWithKey()
- rename Set::difference() to Set::removeAll()
- Update Set to retain element insertion order
- remove APC stats
- Fixes for ARM mode
- FrozenMap collection
- Deprecated Vector|Set|Map::put() method removed
- == between Frozen{Vector|Set|Map} and {Vector|Set|Map} now can return true
"Beastie Boys" 6-Jan-2014
- Support lex-time binary constants (eg. 0b10111)
- StreamWrappers now support rmdir, mkdir, rename and unlink
- Miscellaneous PHP5 compatibility fixes
- Default StatCache to off
- Miscellaneous FastCGI fixes
- Miscellaneous region compiler fixes
- Map and StableMap collections use the same underlying implementation
- Trait requirements enforced
- hhprof performance improvements
- Add array to string conversion notice
- Add RaiseNotice IR opcode
- Fix VirtualHost.<name>.Pattern matching
- Fix various memory leaks (pdo_parse_params, Gen*WaitHandle)
- Import a lot more Zend tests that used to crash or hang
- Clean up base.h
- XLS register allocation cleanup
- Enable region compiler by default for JIT functions in ahot
- Fatal on eval() in RepoAuthoritative mode
- Enable LTO for HHVM
- Fix a few SPL compatibility issues
"Appleseed" 23-Dec-2013
- Fix issues with DOCUMENT_ROOT in fastcgi
- Better type inference for collections and builtins in repo mode
- Shorter syntax for lambda expressions w/ automatic captures
- Parser support for trait require clauses
- Move FrozenVector and Set to the HH namespace
- Fix resource to array conversion
- Fix a request local memory leak in foreach of apc arrays
- Initial php_odbc API implementation
- Implement PHP's hash_copy() function
- Experimental tool: Memoization Opportunity Profiler
- Various small parity/behavior fixes (in phar, proc_open, filter_var)
- A Eval.DumpHhas=1 option to dump hhas for a php file
- Better warnings in Set::toArray
- Fix the behavior of foreach loops in finally blocks
- chmod -x runtime/vm/jit/*.{cpp,h}
- Changes to make hhvm build clean with clang-3.4
- Fix array_product to not be bug-compatible with PHP 5.2
- Change the Map datastructure---preserves order and does faster foreach
- FrozenSet collection
- Generate pid.map when we unmap text section, for the perf tool
- Implemented GlobIterator
- Implemented Reflection::export and Reflection::getModifierNames
"Tom Yum" 9-Dec-2013
- support date.timezone in ini files
- implement fileinfo
- special comparisons for DateTime
- delete unimplemented functions
- support for the finally clause in try blocks
"Huarache" 26-Nov-2013
- Linker re-ordering of hot functions
- Huge pages for hot functions
- Implement ZipArchive
- preg_replace /e support
- get_mem_usage() no longer can be negative
- Userland file system support
- Implement fileinfo extension
- wordwrap() fixes
- PDO::sqliteCreateFunction()
- Implement NumberFormatter
- Implement Locale
- Implement DatePeriod
- Many reflection fixes
- Stub out PharData
- A ton of performance fixes
- A ton of open source framework fixes
- FastCGI Server Support
"Garlic Alfredo" 11-Nov-2013
- teach implode() about collections
- fix ini parsing leak
- Make array not an instanceof Traversable
"Burrito" 28-Oct-2013
- Initial support for using FastCGI
- Initial support for php.ini configuration files
- Log when a nullable (e.g. ?int) is incorrect
- Add support for collections to array_diff, array_diff_key, array_intersect,
array_intersect_key
- tc-print improvements and fixes
- Several debugger fixes
- More improvements to the experimental PHP extension compat layer
- Fixed how parse errors are handled by eval()
- Support custom reason for status header
- Emit better error message when hhvm's systemlib doesn't load properly
- Fixes / clarifications added to the bytecode specification
- Lots of other bug fixes, clean up, PHP compat fixes, and JIT improvements
"Sausage" 14-Oct-2013
- Direct invocation of callable arrays: $f = [$cls_or_obj, 'method']; $f()
- ASAN clean
- Support dynamically loadable extensions
- Support loading mini-systemlibs from extensions
"Tabasco" 30-Sep-2013
- Fix issues with __toString() functions that return non-string values
- Don't allow mock classes to extend collection classes
- Smarter memory allocation and scheduling for NUMA systems
- Improve profiler performance in the jit
- Fix several Zend compatibility issues
- Fix several bugs uncovered by ASAN
- Add collection support to array_keys, array_values, and array_combine
- Return a set-like array from Set::toArray
- Add to(Vector|Map|StableMap|Set) methods to collections
- Collections convert to boolean false when empty
- get_class_vars invokes the autoloader when necessary
- Rework the Zend compatibility layer to be more robust
- Allow traits to implement interfaces
- Support arbitrary expressions inside empty()
"Bobotie" 16-Sep-2013
- HNI (HipHop Native Interface) for calling C++ functions from PHP
- Fix PropertyAccessorMap::isset
- Expose more POSIX constants
- Fixed behavior of stream_get_contents when default args are used.
- Implement str_getcsv, and fix some fgetcsv related issues.
- [IPv6] Fix stream_socket_recvfrom & stream_socket_sendto.
- [IPv6] Fix socket_sentto_recvfrom_ipv6_udp Zend compatibility.
- Optimize closure invocation and __invoke (~3x faster to invoke)
- Import gettext extension
- string and object allocation optimizations (reduced memory usage for both)
- Import YAML extension