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Commit Graph

256 Commits

Author SHA1 Message Date
Carlos Amedee
0531768b30 runtime: implement AddCleanup
This change introduces AddCleanup to the runtime package. AddCleanup attaches
a cleanup function to an pointer to an object.

The Stop method on Cleanups will be implemented in a followup CL.

AddCleanup is intended to be an incremental improvement over
SetFinalizer and will result in SetFinalizer being deprecated.

For #67535

Change-Id: I99645152e3fdcee85fcf42a4f312c6917e8aecb1
Reviewed-on: https://go-review.googlesource.com/c/go/+/627695
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Michael Knyszek <mknyszek@google.com>
2024-11-16 03:26:04 +00:00
Carlana Johnson
3d61de41a2 log/slog: add DiscardHandler
This adds a package-level variable, slog.DiscardHandler, which is a
slog.Handler which performs no output. This serves a similar purpose
to io.Discard.

Fixes #62005

Change-Id: Ia8babc55f860dec9b663a5c400090a7669608fd5
GitHub-Last-Rev: 0a611174ee
GitHub-Pull-Request: golang/go#70296
Reviewed-on: https://go-review.googlesource.com/c/go/+/626486
Auto-Submit: Ian Lance Taylor <iant@golang.org>
Reviewed-by: Jonathan Amsterdam <jba@google.com>
Reviewed-by: Carlos Amedee <carlos@golang.org>
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2024-11-14 22:27:09 +00:00
benbaker76
2e97c30d8d debug/elf: add SHT_GNU_VERDEF section parsing
Fixes #63952

Change-Id: Icf93e57e62243d9c3306d4e1c5dadb3f62747710
GitHub-Last-Rev: 5c29527600
GitHub-Pull-Request: golang/go#69850
Reviewed-on: https://go-review.googlesource.com/c/go/+/619077
Reviewed-by: Ian Lance Taylor <iant@google.com>
Auto-Submit: Ian Lance Taylor <iant@google.com>
Reviewed-by: David Chase <drchase@google.com>
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2024-11-07 15:23:24 +00:00
Damien Neil
bfc8f28068 net/http: add Protocols field to Server and Transport
Support configuring which HTTP version(s) a server or client use
via an explicit set of protocols. The Protocols field takes
precedence over TLSNextProto and ForceAttemptHTTP2.

Fixes #67814

Change-Id: I09ece88f78ad4d98ca1f213157b5f62ae11e063f
Reviewed-on: https://go-review.googlesource.com/c/go/+/607496
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Jonathan Amsterdam <jba@google.com>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
2024-11-05 22:14:59 +00:00
qiulaidongfeng
03103a54d8 hash/maphash: add WriteComparable and Comparable
Default, use  hash function in the runtime package.
If the build tag is purego or raw memory cannot be hash directly,
use reflect get each field to hash separately.

Fixes #54670

Change-Id: Ic968864c9c3c51883967d4f6dc24432385c7dc79
GitHub-Last-Rev: 5ae8a28834
GitHub-Pull-Request: golang/go#69166
Reviewed-on: https://go-review.googlesource.com/c/go/+/609761
Reviewed-by: Keith Randall <khr@google.com>
Reviewed-by: Keith Randall <khr@golang.org>
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Reviewed-by: David Chase <drchase@google.com>
2024-10-02 15:54:11 +00:00
apocelipes
a92c80eb40 net,net/netip: implement the encoding.(Binary|Text)Appender
Implement the encoding.TextAppender interface for "net.IP".

Implement the encoding.(Binary|Text)Appender interfaces for
"netip.Addr", "netip.AddrPort" and "netip.Prefix".

"net.IP.MarshalText" also gets some performance improvements:

                          │     old      │                 new                 │
                          │    sec/op    │   sec/op     vs base                │
IPMarshalText/IPv4-8         66.06n ± 1%   14.55n ± 1%  -77.97% (p=0.000 n=10)
IPMarshalText/IPv6-8        117.00n ± 1%   63.18n ± 1%  -46.00% (p=0.000 n=10)
IPMarshalText/IPv6_long-8    137.8n ± 1%   111.3n ± 1%  -19.27% (p=0.000 n=10)
geomean                      102.1n        46.77n       -54.21%

                          │    old     │                   new                   │
                          │    B/op    │    B/op     vs base                     │
IPMarshalText/IPv4-8        32.00 ± 0%    0.00 ± 0%  -100.00% (p=0.000 n=10)
IPMarshalText/IPv6-8        48.00 ± 0%    0.00 ± 0%  -100.00% (p=0.000 n=10)
IPMarshalText/IPv6_long-8   96.00 ± 0%   48.00 ± 0%   -50.00% (p=0.000 n=10)

                          │    old     │                   new                   │
                          │ allocs/op  │ allocs/op   vs base                     │
IPMarshalText/IPv4-8        2.000 ± 0%   0.000 ± 0%  -100.00% (p=0.000 n=10)
IPMarshalText/IPv6-8        2.000 ± 0%   0.000 ± 0%  -100.00% (p=0.000 n=10)
IPMarshalText/IPv6_long-8   2.000 ± 0%   1.000 ± 0%   -50.00% (p=0.000 n=10)

All exported types in the standard library that implement the
"encoding.(Binary|Text)Marshaler" now also implement the
"encoding.(Binary|Text)Appender".

Fixes #62384

Change-Id: I7d3da8c5736a1ab9c54b9ac4bd2fbf850f9d1bd0
GitHub-Last-Rev: 5d27854725
GitHub-Pull-Request: golang/go#69022
Reviewed-on: https://go-review.googlesource.com/c/go/+/607520
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Reviewed-by: Ian Lance Taylor <iant@google.com>
2024-09-23 18:10:51 +00:00
sunnymilk
6600a871ef testing: implement testing.B.Loop
Initial implementation for testing.B.Loop,
right now the calculation of b.N are still done in the old fasion way,
as of now b.Loop is merely an alias for the old loop over b.N.

For #61515.

Change-Id: If211d0acc5f0c33df530096dceafe0b947ab0c8e
Reviewed-on: https://go-review.googlesource.com/c/go/+/608798
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2024-09-20 19:09:41 +00:00
Damien Neil
f84dea3a01 net/http: add HTTP2Config
Add a field to Server and Transport containing HTTP/2 configuration
parameters.

This field will have no effect until golang.org/x/net/http2 is updated
to make use of it, and h2_bundle.go is updated with the new http2
package.

For #67813

Change-Id: I81d7f8e9ddea78f9666383983aec43e3884c13ed
Reviewed-on: https://go-review.googlesource.com/c/go/+/602175
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2024-08-29 17:38:46 +00:00
apocelipes
fd985d23dc crypto/x509,math/rand/v2: implement the encoding.(Binary|Text)Appender
Implement the encoding.(Binary|Text)Appender interfaces for "x509.OID".

Implement the encoding.BinaryAppender interface for "rand/v2.PCG" and "rand/v2.ChaCha8".

"rand/v2.ChaCha8.MarshalBinary" alse gains some performance benefits:

                           │     old      │                 new                 │
                           │    sec/op    │   sec/op     vs base                │
ChaCha8MarshalBinary-8       33.730n ± 2%   9.786n ± 1%  -70.99% (p=0.000 n=10)
ChaCha8MarshalBinaryRead-8    99.86n ± 1%   17.79n ± 0%  -82.18% (p=0.000 n=10)
geomean                       58.04n        13.19n       -77.27%

                           │    old     │                  new                   │
                           │    B/op    │   B/op     vs base                     │
ChaCha8MarshalBinary-8       48.00 ± 0%   0.00 ± 0%  -100.00% (p=0.000 n=10)
ChaCha8MarshalBinaryRead-8   83.00 ± 0%   0.00 ± 0%  -100.00% (p=0.000 n=10)

                           │    old     │                   new                   │
                           │ allocs/op  │ allocs/op   vs base                     │
ChaCha8MarshalBinary-8       1.000 ± 0%   0.000 ± 0%  -100.00% (p=0.000 n=10)
ChaCha8MarshalBinaryRead-8   2.000 ± 0%   0.000 ± 0%  -100.00% (p=0.000 n=10)

For #62384

Change-Id: I604bde6dad90a916012909c7260f4bb06dcf5c0a
GitHub-Last-Rev: 78abf9c5df
GitHub-Pull-Request: golang/go#68987
Reviewed-on: https://go-review.googlesource.com/c/go/+/607079
Reviewed-by: Cherry Mui <cherryyz@google.com>
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2024-08-21 19:19:57 +00:00
Dmitri Shuralyov
a5d61d75e3 runtime: deprecate GOROOT
Fixes #51473.

Change-Id: Ic868790f480b21b472c98b39be797bcffb1fa892
Reviewed-on: https://go-review.googlesource.com/c/go/+/564142
Reviewed-by: Ian Lance Taylor <iant@google.com>
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2024-08-20 22:49:59 +00:00
apocelipes
819b1b4575 time: implement the encoding.(Binary|Text)Appender for Time
"Time.Marshal(Binary|Text)" could also gain some performance
improvements. Here is the benchmark highlight:

                │     old      │                 new                 │
                │    sec/op    │   sec/op     vs base                │
MarshalText-8     104.00n ± 3%   67.27n ± 2%  -35.32% (p=0.000 n=10)
MarshalBinary-8    31.77n ± 2%   12.13n ± 1%  -61.82% (p=0.000 n=10)
geomean            57.48n        28.57n       -50.30%

                │    old     │                  new                   │
                │    B/op    │   B/op     vs base                     │
MarshalText-8     48.00 ± 0%   0.00 ± 0%  -100.00% (p=0.000 n=10)
MarshalBinary-8   16.00 ± 0%   0.00 ± 0%  -100.00% (p=0.000 n=10)

                │    old     │                   new                   │
                │ allocs/op  │ allocs/op   vs base                     │
MarshalText-8     1.000 ± 0%   0.000 ± 0%  -100.00% (p=0.000 n=10)
MarshalBinary-8   1.000 ± 0%   0.000 ± 0%  -100.00% (p=0.000 n=10)

For #62384

Change-Id: I320421878a341abf8d668fd57b27292cdfa61330
GitHub-Last-Rev: e04f8df9c2
GitHub-Pull-Request: golang/go#68942
Reviewed-on: https://go-review.googlesource.com/c/go/+/606655
Reviewed-by: Cherry Mui <cherryyz@google.com>
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2024-08-20 16:48:48 +00:00
Vladimir Varankin
f432b5f756 testing: add Context
Adds a new Context method to testing.T, that returns a context, that is
canceled before the end of its test function.

Fixes #36532.

Change-Id: I9315ad4dad25529d0b5be809e2d9db4e7528b5f2
GitHub-Last-Rev: 1c3fd6c4d8
GitHub-Pull-Request: golang/go#68828
Reviewed-on: https://go-review.googlesource.com/c/go/+/603959
Auto-Submit: Alan Donovan <adonovan@google.com>
Reviewed-by: Alan Donovan <adonovan@google.com>
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Reviewed-by: Damien Neil <dneil@google.com>
2024-08-20 14:58:54 +00:00
Kir Kolyshkin
79ca434ac6 testing: add Chdir
Some tests need to use os.Chdir, but the use is complicated because
 - they must change back to the old working directory;
 - they must not use t.Parallel.

Add Chdir that covers these cases, and sets PWD environment variable
to the new directory for the duration of the test for Unix platforms.
Unify the panic message when t.Parallel is used together with t.Setenv
or t.Chdir.

Add some tests.

For #62516.

Change-Id: Ib050d173b26eb28a27dba5a206b2d0d877d761c1
Reviewed-on: https://go-review.googlesource.com/c/go/+/529895
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2024-08-16 23:48:50 +00:00
apocelipes
527610763b math/big,regexp: implement the encoding.TextAppender interface
For #62384

Change-Id: I1557704c6a0f9c6f3b9aad001374dd5cdbc99065
GitHub-Last-Rev: c258d18cce
GitHub-Pull-Request: golang/go#68893
Reviewed-on: https://go-review.googlesource.com/c/go/+/605758
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2024-08-15 23:43:00 +00:00
aimuz
9becf401de bytes, strings: add Lines, SplitSeq, SplitAfterSeq, FieldsSeq, FieldsFuncSeq
Fixes #61901.

Change-Id: I4db21c91fd21079f2aa3bc81fb03dd6f40423a38
GitHub-Last-Rev: ed3df560a4
GitHub-Pull-Request: golang/go#67543
Reviewed-on: https://go-review.googlesource.com/c/go/+/587095
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2024-08-14 18:23:13 +00:00
apocelipes
6d7760cb42 log/slog: implement encoding.TextAppender for Level and LevelVar
For #62384

Change-Id: I10df580ef966e497ff8da4efde6dd6ce1ccb17b4
GitHub-Last-Rev: 5ad8e2e047
GitHub-Pull-Request: golang/go#68855
Reviewed-on: https://go-review.googlesource.com/c/go/+/605056
Auto-Submit: Ian Lance Taylor <iant@google.com>
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2024-08-14 14:45:28 +00:00
Bobby Powers
f053f4f921 crypto/tls: expose extensions presented by client to GetCertificate
This enables JA3 and JA4 TLS fingerprinting to be implemented from
the GetCertificate callback, similar to what BoringSSL provides with
its SSL_CTX_set_dos_protection_cb hook.

fixes #32936

Change-Id: Idb54ebcb43075582fcef0ac6438727f494543424
Reviewed-on: https://go-review.googlesource.com/c/go/+/471396
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
Reviewed-by: Roland Shoemaker <roland@golang.org>
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2024-08-09 18:45:11 +00:00
apocelipes
db0b6a85c2 net/url: implement encoding.BinaryAppender for URL
For #62384

Change-Id: I61529efe3a59b13606479b74af6cbff61c9efb6e
GitHub-Last-Rev: f188b91978
GitHub-Pull-Request: golang/go#68763
Reviewed-on: https://go-review.googlesource.com/c/go/+/603815
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2024-08-08 19:43:18 +00:00
Alan Donovan
2c1bbe7e32 go/types: add go1.23 iterator methods for 10 exported types
These methods will not be mirrored in types2 until the
bootstrap compiler reaches go1.23; therefore range-over-func
statements must not be used in code common to types + types2.

Fixes #66626

Change-Id: I3c2c15e3652ee95d9aff208d8a188b912ed5bc9a
Reviewed-on: https://go-review.googlesource.com/c/go/+/575455
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2024-07-31 22:54:09 +00:00
Mateusz Poliwczak
d0a468e52c encoding: add TextAppender and BinaryAppender
For #62384

Change-Id: I54707a29653df72ad9cd5633f434b87e0f630b94
GitHub-Last-Rev: 4f78947ac5
GitHub-Pull-Request: golang/go#68620
Reviewed-on: https://go-review.googlesource.com/c/go/+/601595
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2024-07-30 14:22:50 +00:00
Gopher Robot
d2909ec885 api: promote next to go1.23
Change-Id: I219c59b5efc2ed7fcfdd7cd3c418635831b17b8a
Reviewed-on: https://go-review.googlesource.com/c/go/+/590835
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2024-06-05 20:48:49 +00:00
Roland Shoemaker
9eeb627f60 crypto/tls: add ech client support
This CL adds a (very opinionated) client-side ECH implementation.

In particular, if a user configures a ECHConfigList, by setting the
Config.EncryptedClientHelloConfigList, but we determine that none of
the configs are appropriate, we will not fallback to plaintext SNI, and
will instead return an error. It is then up to the user to decide if
they wish to fallback to plaintext themselves (by removing the config
list).

Additionally if Config.EncryptedClientHelloConfigList is provided, we
will not offer TLS support lower than 1.3, since negotiating any other
version, while offering ECH, is a hard error anyway. Similarly, if a
user wishes to fallback to plaintext SNI by using 1.2, they may do so
by removing the config list.

With regard to PSK GREASE, we match the boringssl  behavior, which does
not include PSK identities/binders in the outer hello when doing ECH.

If the server rejects ECH, we will return a ECHRejectionError error,
which, if provided by the server, will contain a ECHConfigList in the
RetryConfigList field containing configs that should be used if the user
wishes to retry. It is up to the user to replace their existing
Config.EncryptedClientHelloConfigList with the retry config list.

Fixes #63369

Cq-Include-Trybots: luci.golang.try:gotip-linux-amd64-longtest
Change-Id: I9bc373c044064221a647a388ac61624efd6bbdbf
Reviewed-on: https://go-review.googlesource.com/c/go/+/578575
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2024-05-23 03:10:12 +00:00
Filippo Valsorda
587c3847da math/rand/v2: add ChaCha8.Read
Fixes #67059
Closes #67452
Closes #67498

Change-Id: I84eba2ed787a17e9d6aaad2a8a78596e3944909a
Reviewed-on: https://go-review.googlesource.com/c/go/+/587280
Reviewed-by: Roland Shoemaker <roland@golang.org>
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2024-05-22 22:09:08 +00:00
islishude
2bf686dfe9 net/http: add partitioned attribute to cookie type
Fixes #62490

Change-Id: Ibe7df96f50275c9321462e994a962031cb1f3018
GitHub-Last-Rev: 7df8738b80
GitHub-Pull-Request: golang/go#62499
Reviewed-on: https://go-review.googlesource.com/c/go/+/526435
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2024-05-22 18:33:05 +00:00
Damien Neil
cbd8f16adc crypto/tls: improved 0-RTT QUIC API
Add synchronous management of stored sessions to QUICConn.

This adds QUICStoreSession and QUICResumeSession events,
permitting a QUIC implementation to handle session resumption
as part of its regular event loop processing.

Fixes #63691

Change-Id: I9fe16207cc1986eac084869675bc36e227cbf3f0
Reviewed-on: https://go-review.googlesource.com/c/go/+/536935
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2024-05-22 17:23:54 +00:00
David Chase
22344e11f2 cmd/compile: add structs.HostLayout
This is for the proposal, plus a few bug fixes
that would/will be necessary when this is put into
actual use.

Fixes #66408.
Updates #63131.

Change-Id: I3a66e09d707dd579c59f155e7f53367f41214c30
Reviewed-on: https://go-review.googlesource.com/c/go/+/578355
Reviewed-by: Austin Clements <austin@google.com>
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2024-05-20 21:19:39 +00:00
Lorenz Bauer
04bf36e973 encoding/binary: add Append, Encode and Decode
Add a function which appends the binary representation of a value to the end of a slice.
This allows users to encode values with zero allocations. Also add Encode and Decode
functions which mimic unicode/utf8.

goos: darwin
goarch: arm64
pkg: encoding/binary
cpu: Apple M1 Pro
                            │   base.txt    │             append.txt              │
                            │    sec/op     │    sec/op     vs base               │
ReadSlice1000Int32s-10         2.690µ ±  0%    2.532µ ± 3%   -5.86% (p=0.002 n=6)
ReadStruct-10                  205.8n ±  0%    201.4n ± 1%   -2.14% (p=0.002 n=6)
WriteStruct-10                 159.1n ±  0%    153.5n ± 0%   -3.55% (p=0.002 n=6)
WriteSlice1000Structs-10       129.8µ ±  0%    124.2µ ± 0%   -4.34% (p=0.002 n=6)
ReadSlice1000Structs-10        161.7µ ±  0%    160.3µ ± 0%   -0.89% (p=0.002 n=6)
ReadInts-10                    156.8n ±  0%    161.6n ± 0%   +3.09% (p=0.002 n=6)
WriteInts-10                   134.5n ±  0%    139.5n ± 2%   +3.72% (p=0.002 n=6)
WriteSlice1000Int32s-10        2.691µ ± 16%    2.551µ ± 4%   -5.20% (p=0.002 n=6)
PutUint16-10                  0.6448n ±  4%   0.6212n ± 1%        ~ (p=0.093 n=6)
AppendUint16-10                1.414n ±  0%    1.424n ± 1%        ~ (p=0.115 n=6)
PutUint32-10                  0.6210n ±  0%   0.6211n ± 0%        ~ (p=0.833 n=6)
AppendUint32-10                1.414n ±  0%    1.426n ± 1%   +0.85% (p=0.017 n=6)
PutUint64-10                  0.6210n ±  0%   0.6394n ± 1%   +2.95% (p=0.002 n=6)
AppendUint64-10                1.414n ±  0%    1.427n ± 2%        ~ (p=0.052 n=6)
LittleEndianPutUint16-10      0.6239n ±  0%   0.6271n ± 1%        ~ (p=0.063 n=6)
LittleEndianAppendUint16-10    1.421n ±  0%    1.432n ± 1%   +0.81% (p=0.002 n=6)
LittleEndianPutUint32-10      0.6240n ±  0%   0.6240n ± 0%        ~ (p=0.766 n=6)
LittleEndianAppendUint32-10    1.422n ±  1%    1.425n ± 0%        ~ (p=0.673 n=6)
LittleEndianPutUint64-10      0.6242n ±  0%   0.6238n ± 0%   -0.08% (p=0.030 n=6)
LittleEndianAppendUint64-10    1.420n ±  0%    1.449n ± 1%   +2.04% (p=0.002 n=6)
ReadFloats-10                  39.36n ±  0%    42.54n ± 1%   +8.08% (p=0.002 n=6)
WriteFloats-10                 33.65n ±  0%    35.27n ± 1%   +4.80% (p=0.002 n=6)
ReadSlice1000Float32s-10       2.656µ ±  0%    2.526µ ± 1%   -4.91% (p=0.002 n=6)
WriteSlice1000Float32s-10      2.765µ ±  0%    2.857µ ± 3%   +3.31% (p=0.002 n=6)
ReadSlice1000Uint8s-10         129.1n ±  1%    130.4n ± 1%        ~ (p=0.126 n=6)
WriteSlice1000Uint8s-10       144.90n ±  3%    18.67n ± 2%  -87.12% (p=0.002 n=6)
PutUvarint32-10                12.11n ±  0%    12.12n ± 0%        ~ (p=0.675 n=6)
PutUvarint64-10                30.82n ±  0%    30.79n ± 1%        ~ (p=0.658 n=6)
AppendStruct-10                                107.8n ± 0%
AppendSlice1000Structs-10                      119.0µ ± 0%
AppendInts-10                                  55.29n ± 0%
AppendSlice1000Int32s-10                       2.211µ ± 1%
geomean                        33.07n          48.18n        -7.03%

Fixes #60023

Change-Id: Ife3f217b11d5f3eaa5a53fe8a7e877552f751f94
Reviewed-on: https://go-review.googlesource.com/c/go/+/579157
Reviewed-by: Keith Randall <khr@google.com>
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2024-05-20 18:58:26 +00:00
aimuz
2b0f2f8169 maps: add All, Keys, Values, Insert, Collect
Fixed #61900.

Change-Id: Ic5962dc92b3102e7448635bef541414a2eaf415e
GitHub-Last-Rev: 3c6f74d617
GitHub-Pull-Request: golang/go#67521
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2024-05-20 16:01:35 +00:00
Mauri de Souza Meneguzzo
192d65e46b sync/atomic: public And/Or ops and race instrumentation
This CL implements the new sync/atomic AND and OR apis as well as their race
counterparts.

Fixes #61395

Change-Id: I294eefe4b3ac27bc4ed237edcbfa88a8c646d86f
GitHub-Last-Rev: f174297007
GitHub-Pull-Request: golang/go#64331
Reviewed-on: https://go-review.googlesource.com/c/go/+/544455
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2024-05-17 18:37:29 +00:00
Chen.Zhidong
a523152ea1 net/http: add Pattern field in Request to return matched pattern info
Fixes #66405

Change-Id: Icd80944b6ca081aa7addd4fb85d2b3c29b6c9542
GitHub-Last-Rev: c6e32742c4
GitHub-Pull-Request: golang/go#66618
Reviewed-on: https://go-review.googlesource.com/c/go/+/574997
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Reviewed-by: Jonathan Amsterdam <jba@google.com>
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2024-05-16 18:42:34 +00:00
Alan Donovan
a22cb5cabe runtime/debug: eliminate temporary variadicity from SetCrashOutput
Updates #67182

Change-Id: I33fc8c515f4a9d120262ba30f61aea80ede5e9f8
Reviewed-on: https://go-review.googlesource.com/c/go/+/585420
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2024-05-16 15:19:04 +00:00
Mateusz Poliwczak
722d59436b crypto/x509: add text and binary marshal methods to OID
Fixes #66249

Change-Id: I5973a19a087a35ad951e8a220d3e6e4456c7577f
GitHub-Last-Rev: 921ca8bd0c
GitHub-Pull-Request: golang/go#66599
Reviewed-on: https://go-review.googlesource.com/c/go/+/575295
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2024-05-16 02:00:26 +00:00
Alan Donovan
7730e5b783 go/ast: add Preorder go1.23 iterator
This CL adds a new function Preorder that makes it
easier to iterate over the nodes of a syntax tree.
In particular, break, continue, and return retain
their usual continuations.

Fixes #66339

Change-Id: I438b3c23780c91ed589871ad3b8822d54e8fabc7
Reviewed-on: https://go-review.googlesource.com/c/go/+/570680
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2024-05-15 21:44:50 +00:00
Robert Griesemer
bf279b71e2 go/types, types2: add Alias.{TypeParams, SetTypeParams, TypeArgs, Origin}
Fixes #67143.

Change-Id: I8bf9c2559f95d3d6a40874454208ae074b68875c
Reviewed-on: https://go-review.googlesource.com/c/go/+/583757
Reviewed-by: Alan Donovan <adonovan@google.com>
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2024-05-15 21:32:30 +00:00
Alan Donovan
3f7a030e02 runtime/debug: add SetCrashOutput(...CrashOptions) parameter
This is a placeholder for future options (e.g. JSON).

The parameter is temporarily variadic to avoid breaking
x/telemetry (see CL 585378), but I plan to remove
the "..." later this week.

Updates #67182

Change-Id: I3f6f39455d852f92902f8e3f007d3093cbe555db
Reviewed-on: https://go-review.googlesource.com/c/go/+/585557
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2024-05-15 21:04:14 +00:00
Matt Layher
f6c3a3e3c8 slices: add Chunk
Chunk returns an iterator over consecutive sub-slices of up to n elements of s.

Fixes #53987.

Change-Id: I508274eca388db39550eb9e4d8abd5ce68d29d8d
Reviewed-on: https://go-review.googlesource.com/c/go/+/562935
Reviewed-by: Cherry Mui <cherryyz@google.com>
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2024-05-10 17:28:50 +00:00
Ian Lance Taylor
0b5f72251b slices: add iterator-related functions
Fixes #61899

Change-Id: Icbde1ac8293723eefc3251008ae9711e756ed1b3
Reviewed-on: https://go-review.googlesource.com/c/go/+/568477
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2024-05-09 19:20:55 +00:00
qiulaidongfeng
524a774634 reflect: add iterative related methods
Fixes #66056

Change-Id: I1e24636e43e68cd57576c39b014e0826fb6c322c
GitHub-Last-Rev: 319ad8ea7c
GitHub-Pull-Request: golang/go#66824
Reviewed-on: https://go-review.googlesource.com/c/go/+/578815
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2024-05-09 11:54:18 +00:00
Russ Cox
9c4849bf20 math/rand/v2: add Uint
Uint was part of the approved proposal but was inadvertently left
out of Go 1.22. Add for Go 1.23.

Change-Id: Ifaf24447bd70c8524c2fd299eefdf4aa29e49e66
Reviewed-on: https://go-review.googlesource.com/c/go/+/583455
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2024-05-07 18:03:11 +00:00
Russ Cox
5a181c5042 iter: expose fundamental types to Go 1.23
These were previously only available with GOEXPERIMENT=rangefunc.

For #61897.

Change-Id: I86aea5ae8be1f7a2975b623325811221ed40d384
Reviewed-on: https://go-review.googlesource.com/c/go/+/557836
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2024-05-06 20:33:25 +00:00
Alan Donovan
9b9de261bd go/types: add Alias.Rhs
This method returns the type on the right-hand side of an
alias declaration such as type L = R.

Fixes #66559

Change-Id: I396f2d999680ad251f47cdde20856ae20fc1c40a
Reviewed-on: https://go-review.googlesource.com/c/go/+/581615
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2024-04-24 21:50:16 +00:00
Michael Anthony Knyszek
a088e230d4 unique: add unique package and implement Make/Handle
This change adds the unique package for canonicalizing values, as
described by the proposal in #62483.

Fixes #62483.

Change-Id: I1dc3d34ec12351cb4dc3838a8ea29a5368d59e99
Reviewed-on: https://go-review.googlesource.com/c/go/+/574355
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2024-04-22 18:14:07 +00:00
Nuno Gonçalves
a63907808d net/http: add field Cookie.Quoted bool
The current implementation of the http package strips double quotes
from the cookie-value during parsing, resulting in the serialized
cookie not including them. This patch addresses this limitation by
introducing a new field to track whether the original value was
enclosed in quotes.

Additionally, the internal representation of a cookie in the cookiejar
package has been adjusted to align with the new representation.

The syntax of cookies is outlined in RFC 6265 Section 4.1.1:
https://datatracker.ietf.org/doc/html/rfc6265\#section-4.1.1

Fixes #46443

Change-Id: Iac12a56397d77a6060a75757ab0daeacc60457f3
GitHub-Last-Rev: a76440e741
GitHub-Pull-Request: golang/go#66752
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2024-04-19 00:32:19 +00:00
Alan Donovan
01064622a2 go/types: add Func.Signature method
Unfortunately we can't enforce the repr invariant
that Func.typ != nil without thinking about the
object color invariants. For now, return a trivial
Signature if typ == nil, which should never happen
in bug-free client code.

Fixes golang/go#65772

Change-Id: I7f89c6d8fdc8dcd4b8880572e54bb0ed9b6136eb
Reviewed-on: https://go-review.googlesource.com/c/go/+/565375
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2024-04-18 22:17:27 +00:00
Jes Cok
076166ab4e net/http: add ParseCookie, ParseSetCookie
Fixes #66008

Change-Id: I64acb7da47a03bdef955f394682004906245a18b
Reviewed-on: https://go-review.googlesource.com/c/go/+/578275
Reviewed-by: Damien Neil <dneil@google.com>
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2024-04-17 17:43:50 +00:00
Ian Lance Taylor
315b6ae682 debug/elf: define non-standard but well-known symbol types
Fixes #66836

Change-Id: I603faca2acd2bcffabbcaca8b8670d46387d2a5b
Reviewed-on: https://go-review.googlesource.com/c/go/+/578995
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2024-04-16 00:01:16 +00:00
Mateusz Poliwczak
71d84ee7b4 net: add Unwrap to *DNSError
Fixes #63116

Change-Id: Iab8c415555ab85097be6d2d133b3349c5219a23b
GitHub-Last-Rev: 8a8177b9af
GitHub-Pull-Request: golang/go#63348
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2024-04-14 18:23:45 +00:00
Cuong Manh Le
d08a957298 all: add reflect.SliceAt function
Fixes #61308

Change-Id: Ic17d737fda055a60779985d5da497745c80d5cfa
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2024-04-02 21:51:18 +00:00
Ian Lance Taylor
27f41bb153 Revert "testing: add TB.SetGOMAXPROCS function"
This reverts CL 519235.

Reason for revert: Proposal is still in incoming.

For #62020

Change-Id: Icccb930209f36097f5d930c01eda6b5042bdddc1
Reviewed-on: https://go-review.googlesource.com/c/go/+/573516
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2024-03-22 13:07:36 +00:00
sivchari
5d29578fd5 testing: add TB.SetGOMAXPROCS function
Add a new method TB.SetGOMAXPROCS which sets variable of GOMAXPROCS.
This method aims to set a variable for the isolated lifetime of the test and cleans up.
And unset this when the test ends.
This method disables the test or benchmark from running in
parallel.

Fixes: #62020

Change-Id: Iae44109d0def35cc47049c3ca4cd5306173d52ee
Signed-off-by: sivchari <shibuuuu5@gmail.com>
Reviewed-on: https://go-review.googlesource.com/c/go/+/519235
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2024-03-21 20:26:36 +00:00