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Commit Graph

59933 Commits

Author SHA1 Message Date
Ian Lance Taylor
2064413b54 reflect: restore ifaceIndir function for now
CL 583755 removed all uses of the ifaceIndir function,
and the function itself. Unfortunately, ifaceIndir is accessed
using go:linkname by the popular github.com/goccy/go-json package.
A bug has been filed to fix this upstream:
https://github.com/goccy/go-json/issues/506
Until that bug is fixed and the fix is distributed,
keep this function available.
With luck we can remove this in the 1.24 release.

For #67279

Change-Id: I15fccf82d7a172a0b15cdbefb0a0a48381998938
Reviewed-on: https://go-review.googlesource.com/c/go/+/584676
Reviewed-by: Dmitri Shuralyov <dmitshur@golang.org>
Auto-Submit: Ian Lance Taylor <iant@google.com>
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Ian Lance Taylor <iant@google.com>
2024-05-09 23:06:39 +00:00
Roland Shoemaker
e0aab32c7f crypto/x509: reject critical SKI extensions
Updates #65085

Change-Id: I8a00fff6b2af4e55bcb88456813b5ee1f7b1c01d
Reviewed-on: https://go-review.googlesource.com/c/go/+/562344
Reviewed-by: Filippo Valsorda <filippo@golang.org>
Reviewed-by: Cherry Mui <cherryyz@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
2024-05-09 22:43:14 +00:00
Roland Shoemaker
f4bb7b9186 crypto/x509: reject critical AIA extensions
Updates #65085

Change-Id: I86d8a85130286e1ec2aca3249808ec1dc8ec97ca
Reviewed-on: https://go-review.googlesource.com/c/go/+/562342
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Filippo Valsorda <filippo@golang.org>
Reviewed-by: Cherry Mui <cherryyz@google.com>
2024-05-09 22:42:58 +00:00
Roland Shoemaker
5856162487 crypto/x509: properly reject invalid DNS names when checking constraints
A DNS name prefixed with an empty label should be considered invalid
when checking constraints (i.e. ".example.com" does not satisfy a
constraint of "example.com").

Updates #65085

Change-Id: I42919dc06abedc0e242ff36b2a42b583b14857b1
Reviewed-on: https://go-review.googlesource.com/c/go/+/561615
Reviewed-by: Filippo Valsorda <filippo@golang.org>
Reviewed-by: Damien Neil <dneil@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
2024-05-09 22:40:21 +00:00
qiulaidongfeng
95a3779ebc reflect: clarify documentation for Value.Seq/Seq2
For #66056

Change-Id: Ib47c07b2527d8213584b72e2575a353f2deaed68
GitHub-Last-Rev: 525a5c3fa4
GitHub-Pull-Request: golang/go#67268
Reviewed-on: https://go-review.googlesource.com/c/go/+/584515
Reviewed-by: Cherry Mui <cherryyz@google.com>
Commit-Queue: Ian Lance Taylor <iant@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Auto-Submit: Ian Lance Taylor <iant@google.com>
Reviewed-by: Ian Lance Taylor <iant@google.com>
2024-05-09 22:12:20 +00:00
Than McIntosh
9eebdca8a9 runtime: add workaround to "throw" pending resolution of issue #67274
Temporarily mark the function runtime.throw as "go:noinline" for the
time being to work around problems introduced by CL 581215. We do not
ordinarily inline runtime.throw unless the build is beind done with an
elevated inline budget (e.g. "-gcflags=-l=4"), so this change should
only have an effect for those special builds.

Updates #67274.

Change-Id: I3811913b8d441e0ddb1d4c7d7297ef23555582a2
Reviewed-on: https://go-review.googlesource.com/c/go/+/584616
Reviewed-by: Alan Donovan <adonovan@google.com>
Auto-Submit: Than McIntosh <thanm@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Mauri de Souza Meneguzzo <mauri870@gmail.com>
2024-05-09 20:33:37 +00:00
Michael Matloob
e2375c49ff cmd: vendor golang.org/x/mod@6686f41
To pull in CL 583836

Commands run
    go get golang.org/x/mod@6686f416970d4b8e2f54f521955dee89e6763c4b
    go mod tidy
    go mod vendor

For #67238
For #66625

Change-Id: I77e49706481e068d27072a38d0d2464aa40d2dd0
Cq-Include-Trybots: luci.golang.try:gotip-windows-amd64-longtest,gotip-linux-amd64-longtest
Reviewed-on: https://go-review.googlesource.com/c/go/+/584335
Reviewed-by: Sam Thanawalla <samthanawalla@google.com>
Reviewed-by: Hyang-Ah Hana Kim <hyangah@gmail.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
2024-05-09 20:17:07 +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
Auto-Submit: Ian Lance Taylor <iant@google.com>
Reviewed-by: Ian Lance Taylor <iant@google.com>
Reviewed-by: Alan Donovan <adonovan@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
2024-05-09 19:20:55 +00:00
CP Lepage
cecbf4f28e cmd/link: Add missing platform for Mac Catalyst
Fixes #67175

Defines a MachoPlatorm constant in OS_Darwin for MacCatalyst build. This enables adding the suffix $INODE64 on syscall methods needed for amd64 Darwin platform.

Change-Id: Ie677e241599e2a14359c5809fa9ddb3b63161629
GitHub-Last-Rev: feae982e68
GitHub-Pull-Request: golang/go#67176
Reviewed-on: https://go-review.googlesource.com/c/go/+/583295
Reviewed-by: Cherry Mui <cherryyz@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: David Chase <drchase@google.com>
2024-05-09 17:45:45 +00:00
Russ Cox
dd6dee48b2 net/http: remove misleading response headers on error
This is a reapply of CL 544019 and CL 569815, but with
less aggressive semantics as discussed in proposal #66343.

Error deletes Content-Encoding, since it is writing the response
and any preset encoding may not be correct.

On the error-serving path in ServeContent/ServeFile/ServeFS,
these functions delete additional headers: Etag, Last-Modified,
and Cache-Control. The caller may have set these intending
them for the success response, and they may well not be correct
for error responses.

Fixes #50905.
Fixes #66343.

Change-Id: I873d33edde1805990ca16d85ea8d7735b7448626
Reviewed-on: https://go-review.googlesource.com/c/go/+/571995
Reviewed-by: Damien Neil <dneil@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
2024-05-09 17:06:47 +00:00
Michael Matloob
7fcf38d715 cmd/link: add support for telemetry
Add counters for invocations and provided flag names.

For #58894

Change-Id: Ibd4eeca905d277879b601d95bab524fbced6a98b
Reviewed-on: https://go-review.googlesource.com/c/go/+/584276
Reviewed-by: Than McIntosh <thanm@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Cherry Mui <cherryyz@google.com>
2024-05-09 16:18:18 +00:00
Michael Matloob
483a913a55 cmd/compile: add support for telemetry
Add cmd/internal/telemetry to cmd/dist's bootstrapDirs so it's built
when bootstrapping the compiler. cmd/internal/telemetry is a wrapper
arount telemetry functions that stubs out the functions when built in
bootstrap mode to avoid dependencies on x/telemetry in bootstrap mode.

Call telemetry.Start with an empty config to open the counter file, and
increment a counter for when the command is invoked.

After flags are parsed, increment a counter for each of the names of the
flags that were passed in. The counter names will be compile/flag:<name>
so for example we'll have compile/flag:e and compile/flag:E.

In FatalfAt, increment a stack counter for internal errors.

For #58894

Change-Id: Ia5a8a63aa43b2276641181626cbfbea7e4647faa
Reviewed-on: https://go-review.googlesource.com/c/go/+/570679
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Cherry Mui <cherryyz@google.com>
2024-05-09 16:18:10 +00:00
Russ Cox
805f6b3f5d cmd/dist: reject accidental use of internal packages from bootstrap toolchain
The compiler was accidentally using internal/godebug from
the Go 1.20 bootstrap toolchain and didn't get the behavior
it expected. Generalizing, we should never assume we know
the behavior of an internal package from an earlier bootstrap
toolchain, so disallow that case in cmd/dist.

Change-Id: I41e079f6120f4081124619bbe2b30069c96b9f29
Reviewed-on: https://go-review.googlesource.com/c/go/+/581496
Reviewed-by: Ian Lance Taylor <iant@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Auto-Submit: Russ Cox <rsc@golang.org>
2024-05-09 13:50:06 +00:00
Russ Cox
acda0107ba cmd/compile: stop using internal/godebug
The main reason not to use internal/godebug is that
people often set GODEBUGs to change the behavior
of the programs they are running with 'go run' or 'go test'.
We don't want the compiler to behave differently as well
in that case: that's too many changes.

Using internal/godebug also breaks bootstrapping
with toolchains that don't have it, or future toolchains
that have a different API in that package.

Change-Id: Ib5a8a74e2451649d8838b71f274b4e3a78939dfa
Reviewed-on: https://go-review.googlesource.com/c/go/+/581495
Reviewed-by: Cuong Manh Le <cuong.manhle.vn@gmail.com>
Reviewed-by: Than McIntosh <thanm@google.com>
Auto-Submit: Russ Cox <rsc@golang.org>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
2024-05-09 13:50:03 +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
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Ian Lance Taylor <iant@google.com>
Auto-Submit: Ian Lance Taylor <iant@google.com>
Reviewed-by: Cherry Mui <cherryyz@google.com>
2024-05-09 11:54:18 +00:00
Ian Lance Taylor
49eedfb4d0 net: use port 53 when checking for UDP routes
Using port 9 is weird and at least once triggered a suspicious
activity alert.

Fixes #67264

Change-Id: If4179f054829c175b9f3a51c3bc2a3ca4afa74b9
Reviewed-on: https://go-review.googlesource.com/c/go/+/584416
Auto-Submit: Ian Lance Taylor <iant@golang.org>
Reviewed-by: Ian Lance Taylor <iant@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Damien Neil <dneil@google.com>
2024-05-09 00:24:06 +00:00
Mateusz Poliwczak
a878d3dfa0 encoding/hex: don't overallocate memory in DecodeString
Now as []byte(string) doesn't always cause heap allocation (CL 520599, #2205)
we can make DecodeString simpler and more performant, by not allocating
x2 the required memory.

goos: linux
goarch: amd64
pkg: encoding/hex
cpu: AMD Ryzen 5 4600G with Radeon Graphics
                      │  beforehex   │              afterhex               │
                      │    sec/op    │   sec/op     vs base                │
DecodeString/256-12      197.9n ± 1%   172.2n ± 1%  -13.01% (p=0.000 n=10)
DecodeString/1024-12     684.9n ± 1%   598.5n ± 1%  -12.61% (p=0.000 n=10)
DecodeString/4096-12     2.764µ ± 0%   2.343µ ± 1%  -15.23% (p=0.000 n=10)
DecodeString/16384-12   10.774µ ± 1%   9.348µ ± 1%  -13.23% (p=0.000 n=10)
geomean                  1.417µ        1.226µ       -13.53%

                      │  beforehex   │               afterhex               │
                      │     B/s      │     B/s       vs base                │
DecodeString/256-12     1.205Gi ± 1%   1.385Gi ± 1%  +14.94% (p=0.000 n=10)
DecodeString/1024-12    1.393Gi ± 1%   1.593Gi ± 1%  +14.42% (p=0.000 n=10)
DecodeString/4096-12    1.380Gi ± 0%   1.628Gi ± 1%  +17.97% (p=0.000 n=10)
DecodeString/16384-12   1.416Gi ± 1%   1.632Gi ± 1%  +15.25% (p=0.000 n=10)
geomean                 1.346Gi        1.556Gi       +15.64%

                      │   beforehex   │               afterhex               │
                      │     B/op      │     B/op      vs base                │
DecodeString/256-12        256.0 ± 0%     128.0 ± 0%  -50.00% (p=0.000 n=10)
DecodeString/1024-12      1024.0 ± 0%     512.0 ± 0%  -50.00% (p=0.000 n=10)
DecodeString/4096-12     4.000Ki ± 0%   2.000Ki ± 0%  -50.00% (p=0.000 n=10)
DecodeString/16384-12   16.000Ki ± 0%   8.000Ki ± 0%  -50.00% (p=0.000 n=10)
geomean                  2.000Ki        1.000Ki       -50.00%

                      │ beforehex  │              afterhex               │
                      │ allocs/op  │ allocs/op   vs base                 │
DecodeString/256-12     1.000 ± 0%   1.000 ± 0%       ~ (p=1.000 n=10) ¹
DecodeString/1024-12    1.000 ± 0%   1.000 ± 0%       ~ (p=1.000 n=10) ¹
DecodeString/4096-12    1.000 ± 0%   1.000 ± 0%       ~ (p=1.000 n=10) ¹
DecodeString/16384-12   1.000 ± 0%   1.000 ± 0%       ~ (p=1.000 n=10) ¹
geomean                 1.000        1.000       +0.00%

Change-Id: I5676e48f222d90786ea18e808cb4ecde9de82597
GitHub-Last-Rev: aeedf3f6c4
GitHub-Pull-Request: golang/go#67259
Reviewed-on: https://go-review.googlesource.com/c/go/+/584118
Auto-Submit: Ian Lance Taylor <iant@google.com>
Reviewed-by: Cherry Mui <cherryyz@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Ian Lance Taylor <iant@google.com>
2024-05-08 19:30:23 +00:00
Oleksandr Redko
59493f32ed internal/fuzz: fix names of noCopy methods
Must be Lock/Unlock to be flagged by vet.

Change-Id: I792ebd68b168621a660b9595b5d06a465d0d7bf2
Reviewed-on: https://go-review.googlesource.com/c/go/+/584355
Auto-Submit: Roland Shoemaker <roland@golang.org>
Reviewed-by: Roland Shoemaker <roland@golang.org>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Cherry Mui <cherryyz@google.com>
2024-05-08 19:28:14 +00:00
Michael Pratt
20721e5c79 runtime: fix eagerly typo
Change-Id: I3150e2d0b9f5590c6da95392b0b51df94b8c20eb
Reviewed-on: https://go-review.googlesource.com/c/go/+/584338
Reviewed-by: Michael Knyszek <mknyszek@google.com>
Auto-Submit: Michael Pratt <mpratt@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
2024-05-08 19:11:58 +00:00
Alan Donovan
69e75c8581 runtime: properly frame panic values in tracebacks
This CL causes the printing of panic values to ensure that all
newlines in the output are immediately followed by a tab, so
that there is no way for a maliciously crafted panic value to
fool a program attempting to parse the traceback into thinking
that the panic value is in fact a goroutine stack.

See https://github.com/golang/go/issues/64590#issuecomment-1932675696

+ release note

Updates #64590
Updates #63455

Change-Id: I5142acb777383c0c122779d984e73879567dc627
Reviewed-on: https://go-review.googlesource.com/c/go/+/581215
Auto-Submit: Alan Donovan <adonovan@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Michael Pratt <mpratt@google.com>
2024-05-08 19:10:41 +00:00
Michael Anthony Knyszek
4513f1a1c1 internal/trace/v2: correctly handle a broken spilled batch
Currently if the first batch of the next generation in the trace is
broken, then the previous generation will fail to parse. The parser
currently relies on one complete batch of the next generation to
continue.

However, this means that recovering a complete generation from a trace
with a broken tail doesn't always work. Luckily, this is fixable. When
the parser encounters an error reading a batch in a generation, it
simply writes down that error and processes it later, once the
generation has been handled. If it turns out the error was for the same
generation and something bigger is broken, then the parser will catch
that sooner when validating the generation's events and the error will
never show up. Otherwise, the generation will parse through successfully
and we'll emit the error once that's done.

Fixes #55160.

Change-Id: I9c9c19d5bb163c5225e18d11594ca2a8793c6950
Reviewed-on: https://go-review.googlesource.com/c/go/+/584275
Reviewed-by: Michael Pratt <mpratt@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
2024-05-08 19:04:05 +00:00
Michael Anthony Knyszek
ff743ce862 iter: detect and reject double next and double yield in Pull, Pull2
Currently it's possible for next and yield to be called out of sequence,
which will result in surprising behavior due to the implementation.
Because we blindly coroswitch between goroutines, calling next from the
iterator, or yield from the calling goroutine, will actually switch back
to the other goroutine. In the case of next, we'll switch back with a
stale (or zero) value: the results are basically garbage. In the case of
yield, we're switching back to the *same* goroutine, which will crash in
the runtime.

This change adds a single bool to ensure that next and yield are always
called in sequence. That is, every next must always be paired with a
yield before continuing. This restricts what can be done with Pull, but
prevents observing some truly strange behaviors that the user of Pull
likely did not intend, or can't easily predict.

Change-Id: I6f72461f49c5635d6914bc5b968ad6970cd3c734
Reviewed-on: https://go-review.googlesource.com/c/go/+/583676
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: David Chase <drchase@google.com>
Auto-Submit: Michael Knyszek <mknyszek@google.com>
Reviewed-by: Russ Cox <rsc@golang.org>
2024-05-08 18:03:22 +00:00
Michael Anthony Knyszek
36d32f68f4 runtime: update large object stats before freeSpan in sweep
Currently freeSpan is called before large object stats are updated when
sweeping large objects. This means heapStats.inHeap might get subtracted
before the large object is added to the largeFree field. The end result
is that the /memory/classes/heap/unused:bytes metric, which subtracts
live objects (alloc-free) from inHeap may overflow.

Fix this by always updating the large object stats before calling
freeSpan.

Fixes #67019.

Change-Id: Ib02bd8dcd1cf8cd1bc0110b6141e74f678c10445
Reviewed-on: https://go-review.googlesource.com/c/go/+/583380
Auto-Submit: Michael Knyszek <mknyszek@google.com>
Reviewed-by: Felix Geisendörfer <felix.geisendoerfer@datadoghq.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Michael Pratt <mpratt@google.com>
2024-05-08 17:52:18 +00:00
Michael Anthony Knyszek
97c13cfb25 runtime: delete pagetrace GOEXPERIMENT
The page tracer's functionality is now captured by the regular execution
tracer as an experimental GODEBUG variable. This is a lot more usable
and maintainable than the page tracer, which is likely to have bitrotted
by this point. There's also no tooling available for the page tracer.

Change-Id: I2408394555e01dde75a522e9a489b7e55cf12c8e
Reviewed-on: https://go-review.googlesource.com/c/go/+/583379
Auto-Submit: Michael Knyszek <mknyszek@google.com>
Reviewed-by: Carlos Amedee <carlos@golang.org>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
2024-05-08 17:48:45 +00:00
Felix Geisendörfer
2141315251 runtime: move profiling pc buffers to m
Move profiling pc buffers from being stack allocated to an m field.

This is motivated by the next patch, which will increase the default
stack depth to 128, which might lead to undesirable stack growth for
goroutines that produce profiling events.

Additionally, this change paves the way to make the stack depth
configurable via GODEBUG.

Change-Id: Ifa407f899188e2c7c0a81de92194fdb627cb4b36
Reviewed-on: https://go-review.googlesource.com/c/go/+/574699
Reviewed-by: Michael Knyszek <mknyszek@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Michael Pratt <mpratt@google.com>
2024-05-08 17:48:38 +00:00
Michael Anthony Knyszek
c3bd543cc3 internal/trace/v2: add gotraceeventstats utility
Change-Id: Ibf83d74a76edf2fe2896fa1e7f93ab1296fc5d75
Reviewed-on: https://go-review.googlesource.com/c/go/+/583378
Reviewed-by: Michael Pratt <mpratt@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Auto-Submit: Michael Knyszek <mknyszek@google.com>
2024-05-08 17:47:38 +00:00
Michael Anthony Knyszek
724bab1505 runtime: add traceallocfree GODEBUG for alloc/free events in traces
This change adds expensive alloc/free events to traces, guarded by a
GODEBUG that can be set at run time by mutating the GODEBUG environment
variable. This supersedes the alloc/free trace deleted in a previous CL.

There are two parts to this CL.

The first part is adding a mechanism for exposing experimental events
through the tracer and trace parser. This boils down to a new
ExperimentalEvent event type in the parser API which simply reveals the
raw event data for the event. Each experimental event can also be
associated with "experimental data" which is associated with a
particular generation. This experimental data is just exposed as a bag
of bytes that supplements the experimental events.

In the runtime, this CL organizes experimental events by experiment.
An experiment is defined by a set of experimental events and a single
special batch type. Batches of this special type are exposed through the
parser's API as the aforementioned "experimental data".

The second part of this CL is defining the AllocFree experiment, which
defines 9 new experimental events covering heap object alloc/frees, span
alloc/frees, and goroutine stack alloc/frees. It also generates special
batches that contain a type table: a mapping of IDs to type information.

Change-Id: I965c00e3dcfdf5570f365ff89d0f70d8aeca219c
Reviewed-on: https://go-review.googlesource.com/c/go/+/583377
Reviewed-by: Michael Pratt <mpratt@google.com>
Auto-Submit: Michael Knyszek <mknyszek@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
2024-05-08 17:47:01 +00:00
Michael Anthony Knyszek
11047345f5 runtime: remove allocfreetrace
allocfreetrace prints all allocations and frees to stderr. It's not
terribly useful because it has a really huge overhead, making it not
feasible to use except for the most trivial programs. A follow-up CL
will replace it with something that is both more thorough and also lower
overhead.

Change-Id: I1d668fee8b6aaef5251a5aea3054ec2444d75eb6
Reviewed-on: https://go-review.googlesource.com/c/go/+/583376
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Carlos Amedee <carlos@golang.org>
Auto-Submit: Michael Knyszek <mknyszek@google.com>
2024-05-08 17:44:56 +00:00
Keith Randall
93e3696b5d cmd/compile: avoid past-the-end pointer when zeroing
When we optimize append(s, make([]T, n)...), we have to be careful
not to pass &s[0] + len(s)*sizeof(T) as the argument to memclr, as that
pointer might be past-the-end. This can only happen if n is zero, so
just special-case n==0 in the generated code.

Fixes #67255

Change-Id: Ic680711bb8c38440eba5e759363ef65f5945658b
Reviewed-on: https://go-review.googlesource.com/c/go/+/584116
Reviewed-by: Austin Clements <austin@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Cuong Manh Le <cuong.manhle.vn@gmail.com>
Reviewed-by: Keith Randall <khr@google.com>
2024-05-08 17:09:06 +00:00
Michael Matloob
ad27916c24 cmd/go: rename flag counters and add buildmode values separately
Rename the subcommand flag counter names from
go/flag/<subcommand>/<flagname> to go/<subcommand>/flag/<flagname>.

Also remove the special case that adds counters for buildmode flag
values and instead add an additional counter for the flag values.
The new counter has the form go/<subcommand>/flag/buildmode:<flagvalue>.
We use a new CountFlagValue function that's been added to the
internal/telemetry package to help with this.

Finally add the go/invocations counter

Change-Id: I995b6b0009ba0f58faeb3e2a75f3b137e4136209
Reviewed-on: https://go-review.googlesource.com/c/go/+/583917
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Robert Findley <rfindley@google.com>
2024-05-08 16:49:53 +00:00
Michael Matloob
328aa9e39f all: vendor golang.org/x/telemetry@2790727
Commands run (in both src/ and src/cmd/)
    go get golang.org/x/telemetry@2790727
    go mod tidy
    go mod vendor

Change-Id: Idbabcc4a3069afac08d2735fac264577846ea1d7
Cq-Include-Trybots: luci.golang.try:gotip-linux-amd64-longtest,gotip-windows-amd64-longtest
Reviewed-on: https://go-review.googlesource.com/c/go/+/584236
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Reviewed-by: Hyang-Ah Hana Kim <hyangah@gmail.com>
2024-05-08 16:13:09 +00:00
Michael Matloob
5be95e0951 cmd: vendor golang.org/x/sys@v0.20.0
This is a requirement of golang.org/x/telemetry@2790727 but the diff is
so big it's being vendored in a separate CL.

Commands run:

    go get golang.org/x/sys@v0.20.0
    go mod tidy
    go mod vendor

Change-Id: Idbeef95dab71449f67d21552636137e08db0f54d
Cq-Include-Trybots: luci.golang.try:gotip-linux-amd64-longtest,gotip-windows-amd64-longtest
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2024-05-08 16:12:58 +00:00
Russ Cox
46aa30ff48 time: more deflaking asynctimer tests
For #66322.

Change-Id: I1d83c7a3cacd2ab012039d954270a7c87bbdf5ce
Reviewed-on: https://go-review.googlesource.com/c/go/+/584195
Reviewed-by: Cherry Mui <cherryyz@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Auto-Submit: Russ Cox <rsc@golang.org>
2024-05-08 15:49:05 +00:00
Rob Findley
4ed358b57e go/types, types: represent any using Alias
When GODEBUG=gotypesalias=1 is set, use an actual Alias type to
represent any, rather than a legacy alias representation. This makes any
consistent with other interface aliases, and will eventually make
obsolete the various workarounds for formatting any as 'any' rather than
'interface{}'.

Since any is a global in the Universe scope, we must hijack Scope.Lookup
to select the correct representation. Of course, this also means that we
can't support type checking concurrently while mutating gotypesalias
(or, in the case of types2, Config.EnableAlias). Some care is taken to
ensure that the type checker panics in the event of this type of misuse.

For now, we must still support the legacy representation of any, and the
existing workarounds that look for a distinguished any pointer. This is
done by ensuring that both representations have the same underlying
pointer, and by updating workarounds to consider Underlying.

Fixes golang/go#66921

Change-Id: I81db7e8e15317b7a6ed3b406545db15a2fc42f57
Reviewed-on: https://go-review.googlesource.com/c/go/+/580355
Reviewed-by: Alan Donovan <adonovan@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
2024-05-07 20:08:23 +00:00
Robert Findley
9c5269c253 .github: improve formatting of the telemetry proposal template
Tweak the new telemetry proposal template added in CL 583496:
 - Shorten the description, as it is formatted on one conspicuously long
   line in the template picker.
 - Use folded style for label descriptions, as their line breaks cause
   the resulting paragraph to flow awkwardly.

Change-Id: I3089ac0717646e153765548d4bebd8d4751933b2
Reviewed-on: https://go-review.googlesource.com/c/go/+/583916
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Alan Donovan <adonovan@google.com>
2024-05-07 19:58:26 +00:00
Daniel Martí
5f5e9f4ff1 go/ast: simplify walking lists with generics
Change-Id: Ib6e3fd9c5788400420555b2889e6dba0853446bc
Reviewed-on: https://go-review.googlesource.com/c/go/+/582495
Reviewed-by: Robert Findley <rfindley@google.com>
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Reviewed-by: Cherry Mui <cherryyz@google.com>
2024-05-07 18:48:48 +00:00
aimuz
dc548bb322 os: use filepathlite.Base
Replace custom basename implementations with filepathlite.Base across
all relevant os/stat files to unify path processing across platforms.

Change-Id: I7c4795661926949bae71e66d8b4f9363e7caef15
GitHub-Last-Rev: 1236e93ebc
GitHub-Pull-Request: golang/go#67195
Reviewed-on: https://go-review.googlesource.com/c/go/+/583415
Reviewed-by: Cherry Mui <cherryyz@google.com>
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Auto-Submit: Ian Lance Taylor <iant@google.com>
Reviewed-by: Ian Lance Taylor <iant@google.com>
2024-05-07 18:44:48 +00:00
Tobias Klauser
c40bb87486 internal/sysinfo: rename osCpuInfoName to osCPUInfoName
Follow https://go.dev/wiki/CodeReviewComments#initialisms

Change-Id: Ie7418cebb0eda130e7db5bc91475a4a4012192dc
Reviewed-on: https://go-review.googlesource.com/c/go/+/583716
Reviewed-by: Ian Lance Taylor <iant@google.com>
Auto-Submit: Tobias Klauser <tobias.klauser@gmail.com>
Reviewed-by: Cherry Mui <cherryyz@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
2024-05-07 18:42:42 +00:00
Tobias Klauser
723d34f171 internal/sysinfo: use strings.Cut in osCpuInfoName
Change-Id: I78a6189f0fc5d52b5f88cc0db0d3dbc36f94f826
Reviewed-on: https://go-review.googlesource.com/c/go/+/583715
Auto-Submit: Tobias Klauser <tobias.klauser@gmail.com>
Reviewed-by: Cherry Mui <cherryyz@google.com>
Reviewed-by: Ian Lance Taylor <iant@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
2024-05-07 18:42:00 +00:00
aimuz
008cc58a11 flag: replace sort.Slice with slices.SortFunc
Change-Id: I874f0c0399cb09de4fe4dd2097602c5fa0512b12
GitHub-Last-Rev: 73be01ae2a
GitHub-Pull-Request: golang/go#67223
Reviewed-on: https://go-review.googlesource.com/c/go/+/583735
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Ian Lance Taylor <iant@google.com>
Auto-Submit: Ian Lance Taylor <iant@google.com>
Reviewed-by: Cherry Mui <cherryyz@google.com>
2024-05-07 18:38:24 +00:00
qiulaidongfeng
709d6d5d22 io/fs: use slices.Contains
Change-Id: Ifd91722fd63af89af96a90dd69c73488f7fab5d3
GitHub-Last-Rev: da03963a07
GitHub-Pull-Request: golang/go#67179
Reviewed-on: https://go-review.googlesource.com/c/go/+/583296
Auto-Submit: Ian Lance Taylor <iant@google.com>
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Reviewed-by: Cherry Mui <cherryyz@google.com>
Reviewed-by: Ian Lance Taylor <iant@google.com>
2024-05-07 18:36:52 +00:00
Alan Donovan
1e4de0584e cmd/compile: describe export data
Updates #30074

Change-Id: Ic74d482943d992c20f69edb106c666a7b26291c1
Reviewed-on: https://go-review.googlesource.com/c/go/+/578055
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Than McIntosh <thanm@google.com>
Reviewed-by: Cuong Manh Le <cuong.manhle.vn@gmail.com>
2024-05-07 18:24:33 +00:00
Robert Findley
9d54d5466b .github: simplify the telemetry proposal template
Reduce the telemetry proposal template to make it easier to file
telemetry proposals. At a high level, the proposal is just a request to
merge a specific configuration change, so a free text rationale as well
as proposed CL link should suffice. The proposal committee can make sure
that all concerns about new uploading are addressed.

Also, fix links to the chartconfig package documentation, as well as the
config.txt file, and reference the new go.dev/doc/telemetry.

Change-Id: I9eefba14967a18327abfcb2de427dc4bec6d659f
Reviewed-on: https://go-review.googlesource.com/c/go/+/583496
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Auto-Submit: Robert Findley <rfindley@google.com>
Reviewed-by: Hyang-Ah Hana Kim <hyangah@gmail.com>
2024-05-07 18:15:25 +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
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Robert Griesemer <gri@google.com>
2024-05-07 18:03:11 +00:00
Sam Thanawalla
27ed85d4d1 cmd/go: download 1.X.0 instead of 1.X during toolchain upgrade.
This CL modifies the download behavior when downloading a toolchain for 1.21+. Previously, Go would attempt to download 1.X when upgrading the toolchain which would cause the download to fail for 1.21+ since 1.X is an invalid toolchain. We will attempt to download 1.X.0 since that's likely what the user intended.

Additionally, we will also now provide a better error message when the
user provides a language version instead of a toolchain version for
1.21+.

Fixes #66175
Fixes #62278

Change-Id: I28f894290a19d8e3cd220e9d70aeca8f4447e5a1
Cq-Include-Trybots: luci.golang.try:gotip-linux-amd64-longtest,gotip-windows-amd64-longtest
Reviewed-on: https://go-review.googlesource.com/c/go/+/580217
Reviewed-by: Michael Matloob <matloob@golang.org>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
2024-05-07 17:25:05 +00:00
apocelipes
55a06f7920 reflect: remove redundent ifaceIndir
Use abi.(*Type).IfaceIndir instead.

Change-Id: I31197cbf0edaf53bbb0455fa76d2a4a2ab40b420
GitHub-Last-Rev: 2659b696ef
GitHub-Pull-Request: golang/go#67227
Reviewed-on: https://go-review.googlesource.com/c/go/+/583755
Reviewed-by: Ian Lance Taylor <iant@google.com>
Auto-Submit: Ian Lance Taylor <iant@google.com>
Reviewed-by: Keith Randall <khr@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
2024-05-07 17:08:32 +00:00
apocelipes
c637d4b939 internal/reflectlite: remove redundent ifaceIndir
Use abi.(*Type).IfaceIndir instead.

Change-Id: I55a1a593d76601fb615d131abcf1b32012741e8c
GitHub-Last-Rev: 14de2a9d67
GitHub-Pull-Request: golang/go#67228
Reviewed-on: https://go-review.googlesource.com/c/go/+/583756
Reviewed-by: Ian Lance Taylor <iant@google.com>
Auto-Submit: Ian Lance Taylor <iant@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Keith Randall <khr@google.com>
2024-05-07 17:01:54 +00:00
Roland Shoemaker
348b23830d cmd/go: disallow -lto_library in LDFLAGS
The darwin linker allows setting the LTO library with the -lto_library
flag. This wasn't caught by our "safe linker flags" check because it
was covered by the -lx flag used for linking libraries. This change
adds a specific check for excluded flags which otherwise satisfy our
existing checks.

Loading a mallicious LTO library would allow an attacker to cause the
linker to execute abritrary code when "go build" was called.

Thanks to Juho Forsén of Mattermost for reporting this issue.

Fixes #67119
Fixes CVE-2024-24787

Change-Id: I77ac8585efbdbdfd5f39c39ed623b9408a0f9eaf
Reviewed-on: https://go-internal-review.googlesource.com/c/go/+/1380
Reviewed-by: Russ Cox <rsc@google.com>
Reviewed-by: Damien Neil <dneil@google.com>
Reviewed-on: https://go-review.googlesource.com/c/go/+/583815
Reviewed-by: David Chase <drchase@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
2024-05-07 15:41:16 +00:00
Sam Thanawalla
38ee0c7630 cmd/go: import vendored packages only listed in modules.txt
Fixes: #60922

Change-Id: I4a18267596441b97c6a701a2befd75ee10644d7d
Cq-Include-Trybots: luci.golang.try:gotip-linux-amd64-longtest,gotip-windows-amd64-longtest
Reviewed-on: https://go-review.googlesource.com/c/go/+/572200
Reviewed-by: Michael Matloob <matloob@golang.org>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
2024-05-07 15:21:14 +00:00
Jorropo
ad10fbd3c4 image/png: remove go-fuzz test
An identical go1.18 test exists at `src/image/png/fuzz_test.go`.

Change-Id: I3e4db46296fb6a56655f849da8c0689aa5a1c28c
Reviewed-on: https://go-review.googlesource.com/c/go/+/576795
Reviewed-by: qiu laidongfeng2 <2645477756@qq.com>
Reviewed-by: Ian Lance Taylor <iant@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: David Chase <drchase@google.com>
2024-05-06 22:40:18 +00:00