Commit Graph

301 Commits

Author SHA1 Message Date
Florian Loitsch 3b8e4d41a7 Reapply "Run async functions immediately."
Which was reverted in commit 032be73dbe.
Originally commited in commit 67bac0bce6.
Original review URL: https://dart-review.googlesource.com/5263

Change-Id: Ic7333c29e502a3924dc6aade8ffa46fc8aa5b04a
Reviewed-on: https://dart-review.googlesource.com/38120
Commit-Queue: Florian Loitsch <floitsch@google.com>
Reviewed-by: William Hesse <whesse@google.com>
2018-02-02 15:50:16 +00:00
Florian Loitsch 032be73dbe Revert "Run async functions immediately."
This reverts commit 67bac0bce6.

Reason for revert: broke the bot.

Original change's description:
> Run async functions immediately.
> 
> Migrated from https://codereview.chromium.org/2478703003/
> 
> Change-Id: I1d678c01ba5876490b12c676c500171328361d31
> Reviewed-on: https://dart-review.googlesource.com/5263
> Commit-Queue: Florian Loitsch <floitsch@google.com>
> Reviewed-by: Vyacheslav Egorov <vegorov@google.com>
> Reviewed-by: Vijay Menon <vsm@google.com>
> Reviewed-by: William Hesse <whesse@google.com>
> Reviewed-by: Martin Kustermann <kustermann@google.com>
> Reviewed-by: Régis Crelier <regis@google.com>

TBR=whesse@google.com,rnystrom@google.com,vegorov@google.com,kustermann@google.com,zra@google.com,floitsch@google.com,jmesserly@google.com,vsm@google.com,regis@google.com,sigmund@google.com

Change-Id: I20c948057423c3fa5aa8c72843f8f2a17e086ad5
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Reviewed-on: https://dart-review.googlesource.com/37981
Reviewed-by: Florian Loitsch <floitsch@google.com>
Reviewed-by: William Hesse <whesse@google.com>
2018-02-01 15:01:21 +00:00
Florian Loitsch 67bac0bce6 Run async functions immediately.
Migrated from https://codereview.chromium.org/2478703003/

Change-Id: I1d678c01ba5876490b12c676c500171328361d31
Reviewed-on: https://dart-review.googlesource.com/5263
Commit-Queue: Florian Loitsch <floitsch@google.com>
Reviewed-by: Vyacheslav Egorov <vegorov@google.com>
Reviewed-by: Vijay Menon <vsm@google.com>
Reviewed-by: William Hesse <whesse@google.com>
Reviewed-by: Martin Kustermann <kustermann@google.com>
Reviewed-by: Régis Crelier <regis@google.com>
2018-02-01 14:08:57 +00:00
Jenny Messerly 5013b28bbe fix #31999, remove fuzzy arrow runtime support from DDC
Also updates tests that relied on fuzzy arrows.

Change-Id: Ia8df1d8d421e43dfada589223d5e46182b92fa67
Reviewed-on: https://dart-review.googlesource.com/37425
Commit-Queue: Jenny Messerly <jmesserly@google.com>
Reviewed-by: Leaf Petersen <leafp@google.com>
2018-01-31 22:20:38 +00:00
Bob Nystrom 4aa55f06f4 Don't redundantly ignore cast failures on function types.
As far as I can tell, this case never gets hit because there is separate
support for ignoring cast failures on function types elsewhere.

Change-Id: I78bd8d0af10764477505545384f5103f294228bf
Reviewed-on: https://dart-review.googlesource.com/37648
Reviewed-by: Vijay Menon <vsm@google.com>
Commit-Queue: Bob Nystrom <rnystrom@google.com>
2018-01-31 21:48:40 +00:00
Jenny Messerly 16f8bbe68b fix #32001, DDC mixins with getter/setters partially from superclass
Whenever we install a getter or setter, we need to install a corresponding
one that calls `super`, because JS treats getters/setters as pairs for the
purposes of lookup. Normally we generate the paired super accessor, but for
mixins we cannot, because we don't know what the `super` will be at compile
time. So the fix is for `mixinMembers` to handle it at run time.

Change-Id: I2b14ea437720bd26f2879c7daac5b3f796d48038
Reviewed-on: https://dart-review.googlesource.com/37645
Reviewed-by: Vijay Menon <vsm@google.com>
Commit-Queue: Jenny Messerly <jmesserly@google.com>
2018-01-30 21:44:50 +00:00
Leaf Petersen 991753313f Remove deep future flattening from analyzer and DDC
Change-Id: Ic48f29adec3a46744b259ba5b2b8ad7d97caa6c2
Reviewed-on: https://dart-review.googlesource.com/37424
Reviewed-by: Jenny Messerly <jmesserly@google.com>
2018-01-30 18:11:11 +00:00
Mike Fairhurst 8393995457 Fix void usages in ddc
This is to more incrementally land https://dart-review.googlesource.com/c/sdk/+/35805

This code returns "void" values inside a function typed "dynamic", which will be illegal.

Change-Id: I21e2ef2e8a5df0d2ad1bf800571d31fc67cc9021
Reviewed-on: https://dart-review.googlesource.com/36802
Reviewed-by: Jenny Messerly <jmesserly@google.com>
Commit-Queue: Mike Fairhurst <mfairhurst@google.com>
2018-01-26 17:29:53 +00:00
Jenny Messerly 46dc1afd9f fix #31897 - wrong number of type arguments should call noSuchMethod
Change-Id: I2a5835bc369c9c4e933a1d53b9ac73f8291264b9
Reviewed-on: https://dart-review.googlesource.com/36488
Commit-Queue: Jenny Messerly <jmesserly@google.com>
Reviewed-by: Leaf Petersen <leafp@google.com>
2018-01-24 20:51:42 +00:00
Jenny Messerly 2a0f060bcb fix printing of generic function bounds
This changes DDC/K to handle `dynamic` and `Object` equivalently at
runtime for the purposes of printing `extends` bounds of generic
function types.

Technically speaking DDK is the correct one (`<T>` is short for
`<T extends Object>` in the spec, not `<T extends dynamic>`).
In contrast DDC/Analyzer treat the absence of a bound as `dynamic`.
At runtime this distinction will disappear in Dart 2, and we may
stop tracking it completely, so this change is a step towards that.

Change-Id: Ie1ead2ad55b72718485fe0817456981873a6d04f
Reviewed-on: https://dart-review.googlesource.com/36563
Commit-Queue: Jenny Messerly <jmesserly@google.com>
Reviewed-by: Vijay Menon <vsm@google.com>
2018-01-24 20:19:08 +00:00
Jenny Messerly 5de9c20fb0 fix #31434 - recursive generic classes
Change-Id: I5a30de9e7d48eccacddee621c94088dbd65cc77b
Reviewed-on: https://dart-review.googlesource.com/36381
Commit-Queue: Jenny Messerly <jmesserly@google.com>
Reviewed-by: Vijay Menon <vsm@google.com>
2018-01-23 22:11:27 +00:00
Vijay Menon bbcb34c3aa Fix mocks on js types
Change-Id: I4b07fd0fc5d3771d93f250b5ba51261ea5bef001
Reviewed-on: https://dart-review.googlesource.com/35480
Commit-Queue: Vijay Menon <vsm@google.com>
Reviewed-by: Jacob Richman <jacobr@google.com>
Reviewed-by: Jenny Messerly <jmesserly@google.com>
2018-01-20 00:04:37 +00:00
Erik Corry c8ae9bf77b [VM] Stop treating 0x180e as whitespace
This aligns us with JS engines and Unicode 6.3

R=lrn@google.com

Bug: 29060
Change-Id: I0b6356f0e652f7c9841bcf6485aa591a3d835061
Reviewed-on: https://dart-review.googlesource.com/35560
Reviewed-by: Lasse R.H. Nielsen <lrn@google.com>
Commit-Queue: Erik Corry <erikcorry@google.com>
2018-01-18 10:37:15 +00:00
Jenny Messerly a052d8e0dc fix some issues with compiling the kernel SDK
- fix all usage of `.name` when `.name.name` is required
- fix handling of inline-JS in the SDK
- fix casts on SDK nodes

Change-Id: Ic48e0b77e6e03515f16b8c30d3e274abbe2ed272
Reviewed-on: https://dart-review.googlesource.com/34540
Reviewed-by: Vijay Menon <vsm@google.com>
Commit-Queue: Jenny Messerly <jmesserly@google.com>
2018-01-17 02:53:22 +00:00
Jenny Messerly f17ccdfbea fix #31782, implement not-null analysis for dartdevk
Conceptually this is a port of analyzer/nullable_type_inference.dart.
It contains some refactoring and other improvements, as well as tests.

Change-Id: I448440793f11e2e87583d9d47c0e6a1e54ae21f7
Reviewed-on: https://dart-review.googlesource.com/34308
Commit-Queue: Jenny Messerly <jmesserly@google.com>
Reviewed-by: Vijay Menon <vsm@google.com>
2018-01-12 22:40:50 +00:00
Vijay Menon 49156e823b Address leafp's comments
Bug:
Change-Id: I5dce5b80838a5e17397de44166a0be2b0e583397
Reviewed-on: https://dart-review.googlesource.com/27780
Commit-Queue: Vijay Menon <vsm@google.com>
Reviewed-by: Bob Nystrom <rnystrom@google.com>
Reviewed-by: Leaf Petersen <leafp@google.com>
2018-01-08 15:49:02 +00:00
Alan Knight dcf0a44713 Add an [[instance members]] section when formatting Maps. Also sorts fields ahead of getters in ObjectFormatter
Bug:
Change-Id: I8af2c497b3fef5808a59d19e0c3aab09084fef42
Reviewed-on: https://dart-review.googlesource.com/32503
Reviewed-by: Jacob Richman <jacobr@google.com>
Commit-Queue: Alan Knight <alanknight@google.com>
2018-01-05 23:08:29 +00:00
Leaf Petersen 1ed4096b4e Remove generic comment syntax from pkg/dev_compiler.
Bug:
Change-Id: Ifc823c2b703ec70cd97981f08b29396de516f678
Reviewed-on: https://dart-review.googlesource.com/30382
Reviewed-by: Bob Nystrom <rnystrom@google.com>
Commit-Queue: Leaf Petersen <leafp@google.com>
2017-12-19 22:03:43 +00:00
Terry Lucas 529add3834 DDC fix to expose classes which are only created inside of the browser.
R=vsm@google.com

Change-Id: I27ede73ac84a72ee9b5e8b3b0a706ade82b2aa59
Reviewed-on: https://dart-review.googlesource.com/25500
Commit-Queue: Terry Lucas <terry@google.com>
Reviewed-by: Vijay Menon <vsm@google.com>
2017-12-13 03:03:09 +00:00
Jens Johansen 0ae908f66f [DDC] Fix problem occurring when an async* stream is paused at the end of a yield*
This CL copies the fix for the VM
(https://codereview.chromium.org/2297013003, committed as
8a70e46d76 ~1 year ago) to DDC.

Bug:
Change-Id: I7244de9ae891ee1eb8f58d3921cf996bcfdb60b4
Reviewed-on: https://dart-review.googlesource.com/28220
Reviewed-by: Kevin Millikin <kmillikin@google.com>
Commit-Queue: Jens Johansen <jensj@google.com>
2017-12-12 11:14:20 +00:00
Vijay Menon 8602a8446e Fix LazyJsType check
This type is used for JS instanceof checks.  dart.dynamic doesn't work for that.  In general, this fall back looks dodgy (with or without this change), but this unblocks an internal user.

Change-Id: Id7401bbbef1aeddd93f40932b84f1928b4238edb
Reviewed-on: https://dart-review.googlesource.com/28121
Reviewed-by: Leaf Petersen <leafp@google.com>
Reviewed-by: Jacob Richman <jacobr@google.com>
2017-12-11 16:51:48 +00:00
Vijay Menon a9ad047594 Initial DDC implementation of extractTypeArguments
Change-Id: Ifee4349a75bc2c7dab9a8c05df20a62054365c59
Reviewed-on: https://dart-review.googlesource.com/27420
Commit-Queue: Vijay Menon <vsm@google.com>
Reviewed-by: Bob Nystrom <rnystrom@google.com>
2017-12-07 23:15:29 +00:00
Lasse Reichstein Holst Nielsen 757d806b36 Add type parameter to Isolate.spawn.
This is a strong mode migration that was missed in the earlier rounds.
It allows use of functions that have a more restricted argument type than Object in strong mode
while still ensuring that the argument has a correct type.

Change-Id: Ib00e3f4b4a679c003a992d674c36ef672729b22e
Reviewed-on: https://dart-review.googlesource.com/24540
Commit-Queue: Lasse R.H. Nielsen <lrn@google.com>
Reviewed-by: Leaf Petersen <leafp@google.com>
2017-12-04 07:11:44 +00:00
Lasse R.H. Nielsen 847cf039f0 Lower-case Isolate.{IMMEDIATE,BEFORE_NEXT_EVENT}.
Change-Id: I9a7071a7f6dc61b502f5aa9bc9bc2455247a7513
Reviewed-on: https://dart-review.googlesource.com/22984
Commit-Queue: Lasse R.H. Nielsen <lrn@google.com>
Reviewed-by: Florian Loitsch <floitsch@google.com>
2017-11-24 12:44:17 +00:00
Alan Knight 28c90a272a Fix reversed logic in printing error message
Bug:
Change-Id: I7c69e35d67978e1af652e56a1724820c505d71c7
Reviewed-on: https://dart-review.googlesource.com/22204
Commit-Queue: Alan Knight <alanknight@google.com>
Reviewed-by: Vijay Menon <vsm@google.com>
2017-11-21 23:07:08 +00:00
Leaf Petersen 4a56f7b360 Add back missing cast failure cache on function types.
Casts for function types got moved off of the generic path, and hence
are missing the memo cache.  Added a second function type  cast cache.

Fixes #31392

Bug:
Change-Id: Ie1b87adf630f5059b57d01956778f5adde0533fc
Reviewed-on: https://dart-review.googlesource.com/21525
Reviewed-by: Vijay Menon <vsm@google.com>
2017-11-16 22:48:13 +00:00
Alan Knight abf5e4bad4 Use toString() for DDC header previews
For ObjectFormatter right now we just show the class name. Some objects,
e.g. Int64, have descriptive toString() operations that are much more
informative than their internal structure.

This changes the default header to be
  Instance of 'Thing'
rather than just
  Thing
which is a little worse, but it's much better for these kinds of classes.
For Int64 we will now show
  12345 (Int64)

We also clip the toString() if it's too long.

Bug:
Change-Id: Iae6a8e66fdbe1d9f5c157ecdb983a833e26d00f4
Reviewed-on: https://dart-review.googlesource.com/21522
Reviewed-by: Vijay Menon <vsm@google.com>
Commit-Queue: Alan Knight <alanknight@google.com>
2017-11-16 21:54:02 +00:00
Jenny Messerly f2478e5526 fix SDK for fuzzy arrows change to main function
Change-Id: I7b7d5b64c1694b0cd4d5b6d8b13231db236617cc
Reviewed-on: https://dart-review.googlesource.com/18688
Reviewed-by: Jenny Messerly <jmesserly@google.com>
Commit-Queue: Jenny Messerly <jmesserly@google.com>
2017-11-04 08:20:24 +00:00
Lasse R.H. Nielsen adcb6a7399 Make main invocation not fail strong-mode type checking.
Bug: http://dartbug.com/31270
Change-Id: Id6ad2a429d5dc44b437a0fdd8fb4889d3dccf194
Reviewed-on: https://dart-review.googlesource.com/18480
Commit-Queue: Lasse R.H. Nielsen <lrn@google.com>
Reviewed-by: Vyacheslav Egorov <vegorov@google.com>
2017-11-03 16:06:00 +00:00
Jacob Richman 8b221d13a4 Fix ddc debugger_test Fix regression in custom formatters due to change in metadata signatures to use Object.__proto__ instead of a null __proto__.
Bug:
Change-Id: I68fdb980e777b7c3f335fd6b57181134e3159cc3
Reviewed-on: https://dart-review.googlesource.com/17060
Commit-Queue: Jacob Richman <jacobr@google.com>
Reviewed-by: Jacob Richman <jacobr@google.com>
Reviewed-by: Vijay Menon <vsm@google.com>
Reviewed-by: Bob Nystrom <rnystrom@google.com>
2017-10-31 19:45:27 +00:00
Alan Knight dfcce6d012 Make trapRuntimeErrors false by default
Bug:
Change-Id: I4e631113b00d5c39feaee74f4895a2e1f75641d0
Reviewed-on: https://dart-review.googlesource.com/17620
Reviewed-by: Vijay Menon <vsm@google.com>
Reviewed-by: Jacob Richman <jacobr@google.com>
Commit-Queue: Alan Knight <alanknight@google.com>
2017-10-31 18:59:59 +00:00
Jenny Messerly 0aa6801f8a fix function type printing in DDC to match VM
Change-Id: I2e15d34c8a40d9ed86b44f5c3db7052fb7c8a783
Reviewed-on: https://dart-review.googlesource.com/14780
Commit-Queue: Jenny Messerly <jmesserly@google.com>
Reviewed-by: Vijay Menon <vsm@google.com>
2017-10-27 22:35:20 +00:00
Jenny Messerly 77775c5292 Unroll mixins in DDC, so each mixin application is generated
This is for compatibility with Kernel, as well as fixing several bugs,
and generally being a more robust architecture.

This may also perform better than the current design.

Notable fixes include several issues around deferred classes.

Change-Id: I1b6f44ebdf6304b10b47d19026156a25e04146ef
Reviewed-on: https://dart-review.googlesource.com/16337
Commit-Queue: Jenny Messerly <jmesserly@google.com>
Reviewed-by: Leaf Petersen <leafp@google.com>
2017-10-27 04:26:44 +00:00
Jenny Messerly 07f189703a Optimize DDC's async/await code to avoid unnecessary zone registration
Other improvements:
* avoids an extra intermediate future in `async`, and unnecessary type tests
* uses optimized type tests instead of older isSubtypeOf
* avoids an extra closure for async/async*
* avoids Function.apply for async/async*/sync*
* avoids an extra cosure for sync* if the arguments are not modified

Change-Id: I897708387fce59a97696f05b01cc668f1043fe5c
Reviewed-on: https://dart-review.googlesource.com/16332
Commit-Queue: Jenny Messerly <jmesserly@google.com>
Reviewed-by: Leaf Petersen <leafp@google.com>
2017-10-27 01:07:04 +00:00
Jennifer Messerly 697e531c17 fix IdentityMap setter concurrent modification detection
Change-Id: Ib999210cf5709a4cef6a14a8d7fafe7b516f09c9
Reviewed-on: https://dart-review.googlesource.com/13641
Commit-Queue: Vijay Menon <vsm@google.com>
Reviewed-by: Vijay Menon <vsm@google.com>
2017-10-13 20:57:24 +00:00
Jennifer Messerly 32eb7e3612 fix #30944, mark specific nodes with source information
This change fixes bugs that users see when we mark declaration code,
while also reducing the source map size (improving startup & reducing
the load on devtools). The SDK source map is reduced by 41%.

Stack traces and stepping should be more accurate after this change, but
if we identify any node(s) that need different marking, we now have
the tools to refine it further.

Change-Id: Ie50c6aca873be7b7c0f7c238a9db2001acbceb5c
Reviewed-on: https://dart-review.googlesource.com/10210
Commit-Queue: Jennifer Messerly <jmesserly@google.com>
Reviewed-by: Vijay Menon <vsm@google.com>
Reviewed-by: Alan Knight <alanknight@google.com>
2017-10-10 03:40:40 +00:00
Vijay Menon 05619da8ea Optimize String.length
Change-Id: I7e8481c8822d170492112704e04b92b19d5e5f2e
Reviewed-on: https://dart-review.googlesource.com/12340
Reviewed-by: Jennifer Messerly <jmesserly@google.com>
Commit-Queue: Vijay Menon <vsm@google.com>
2017-10-10 00:22:36 +00:00
Jennifer Messerly 3a79c35f3c optimize maps/sets in DDC, fixes #29865
- string/int keys use identity maps
- construct the correct type rather than relying on factory constructors when possible
- checks if key has identity semantics and use that when possible
- avoid helper calls/casts/etc in implementations
- use native ES6 Map/Set key order tracking
- optimized constructor for map literals
- fixes #30466, const maps are now canonicalized correctly

Change-Id: Id44acf3d9bf8cb153a4755aa28df08fe91bfc633
Reviewed-on: https://dart-review.googlesource.com/8167
Reviewed-by: Vijay Menon <vsm@google.com>
2017-10-04 19:04:27 +00:00
Jennifer Messerly 3a907e5cab add a script to build DDC's SDK to a dill file
Change-Id: I93f9d55bd99a3b98ee823c38255e9a8081954a4b
Reviewed-on: https://dart-review.googlesource.com/10213
Reviewed-by: Vijay Menon <vsm@google.com>
2017-10-03 20:27:12 +00:00
Jennifer Messerly 05ba807d43 fix #30925, optimize x is T when x is null
Change-Id: Id99a2ce821c49c4dcce098fe119aab63e916b3ab
Reviewed-on: https://dart-review.googlesource.com/9792
Reviewed-by: Vijay Menon <vsm@google.com>
2017-10-02 20:45:29 +00:00
Jennifer Messerly 749d298b6c fix extension member discovery in DDC
In particular, some types like the base/mixin classes for Map in dart:collection did not work correctly.
This also has cleanups/optimizations to how DDC registers signatures, partially addressing #30499
Also fixes #29897, const maps are now immutable in DDC.

Change-Id: Icfdc7921d255a58a9e13908cf800832f787314ee
Reviewed-on: https://dart-review.googlesource.com/7442
Reviewed-by: Jennifer Messerly <jmesserly@google.com>
2017-09-28 23:21:43 +00:00
Jennifer Messerly a784320a99 fix #30852 - if static field init throws, it should return null after
Change-Id: Ibf273deee51be4b187dbb6d4d7f66dc35dd16fed
Reviewed-on: https://dart-review.googlesource.com/8240
Reviewed-by: Vijay Menon <vsm@google.com>
2017-09-28 18:07:58 +00:00
Vijay Menon 2ba49b4ac0 Utility for building / running on d8
Change-Id: I8ba4c7ce37d9a5fcf7742ecfdac4c0df48dc9497
Reviewed-on: https://dart-review.googlesource.com/7845
Commit-Queue: Vijay Menon <vsm@google.com>
Reviewed-by: Jennifer Messerly <jmesserly@google.com>
2017-09-26 16:09:51 +00:00
Vijay Menon 8470c871d6 Enable polyfill in d8 modules
This enables running benchmarks (e.g., DeltaBlue) on d8.  d8 tip (with
es6 modules) appears quite a bit faster than the latest dev nodejs (with common modules).

Change-Id: Iedcc97fac57c48b925ae7c1b6cba4bbedeba4d0b
Reviewed-on: https://dart-review.googlesource.com/7443
Commit-Queue: Vijay Menon <vsm@google.com>
Reviewed-by: Jennifer Messerly <jmesserly@google.com>
2017-09-20 22:47:21 +00:00
Vijay Menon 6ce85d5f99 Revert "Remove support for functions in asserts in DDC."
This reverts commit 8140e1db64.

Change-Id: If505903ba475324392d6c6bcdae3392f523aadc8
Reviewed-on: https://dart-review.googlesource.com/7107
Reviewed-by: Bob Nystrom <rnystrom@google.com>
Commit-Queue: Vijay Menon <vsm@google.com>
2017-09-19 21:46:13 +00:00
Bob Nystrom 8140e1db64 Remove support for functions in asserts in DDC.
These are not supported in Dart 2.0:

https://github.com/dart-lang/sdk/issues/30326
Change-Id: I2e177a647c43af2bf7f37ff382234b12b8c2286c
Reviewed-on: https://dart-review.googlesource.com/4182
Reviewed-by: Jennifer Messerly <jmesserly@google.com>
2017-09-15 23:37:06 +00:00
Jennifer Messerly 5522bb1aa9 fix #29004, unify compiler code for emitting classes
Change-Id: If3a58d364f8f125a3bc1ab5e1fc47c6b43328637
Reviewed-on: https://dart-review.googlesource.com/5140
Reviewed-by: Vijay Menon <vsm@google.com>
2017-09-13 21:05:06 +00:00
Jennifer Messerly 67f82b4eee optimize == in some more cases
Change-Id: Icdda25e85c8d3ab3805c7f0ab180c6e88e47f8ed
Reviewed-on: https://dart-review.googlesource.com/4580
Commit-Queue: Jennifer Messerly <jmesserly@google.com>
Reviewed-by: Vijay Menon <vsm@google.com>
2017-09-13 02:02:41 +00:00
Leaf Petersen b78fea7129 Restore subtyping between Dart classes and anonymous JS classes
Bug:
Change-Id: I9e7e78d1f309fb814644245d6fd281d3b9110589
Reviewed-on: https://dart-review.googlesource.com/4160
Reviewed-by: Jennifer Messerly <jmesserly@google.com>
2017-09-07 23:56:38 +00:00
Jennifer Messerly afe4e6c7af fix tearoff equality against null
Two different optimizations conflicted (in the SDK, == methods must take care to consider a null value, but at the same time tearoff == was optimized), so it fixes that. Also adds a test for this.

Change-Id: I3d6fef7cae9df2fcbb9c276ae4e48490fd62eabb
Reviewed-on: https://dart-review.googlesource.com/4180
Commit-Queue: Jennifer Messerly <jmesserly@google.com>
Reviewed-by: Leaf Petersen <leafp@google.com>
2017-09-07 22:49:52 +00:00