Commit graph

60240 commits

Author SHA1 Message Date
cuishuang 71751350b0 all: make function comments match function names
Change-Id: Ideb9ef00e7bc660b005fc080973fd9f3d36c5a1f
Reviewed-on: https://go-review.googlesource.com/c/go/+/589536
TryBot-Result: Gopher Robot <gobot@golang.org>
Reviewed-by: Michael Knyszek <mknyszek@google.com>
Run-TryBot: shuang cui <imcusg@gmail.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>
2024-06-03 14:56:25 +00:00
Emmanuel T Odeke 9b43bfbc51 cmd/vendor: update github.com/google/pprof
Brings in the latest github.com/google/pprof.

Fixes #67626

Change-Id: Id8faef20f0a9bf81dd117110bf540aca852db6be
Cq-Include-Trybots: luci.golang.try:gotip-linux-amd64-longtest
Reviewed-on: https://go-review.googlesource.com/c/go/+/588655
Reviewed-by: Carlos Amedee <carlos@golang.org>
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Auto-Submit: Dmitri Shuralyov <dmitshur@golang.org>
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
Reviewed-by: Dmitri Shuralyov <dmitshur@golang.org>
2024-05-31 19:48:28 +00:00
Tobias Klauser 00b8071a12 net/netip: cover IPv4Unspecified in TestAddrWellKnown
Like IPv6Unspecified which is already covered in that test.

Change-Id: I2bac4c50577c4c2c91cea26b9fbed88327cef516
Reviewed-on: https://go-review.googlesource.com/c/go/+/589595
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Ian Lance Taylor <iant@google.com>
Reviewed-by: Carlos Amedee <carlos@golang.org>
Auto-Submit: Tobias Klauser <tobias.klauser@gmail.com>
2024-05-31 19:15:10 +00:00
Ian Lance Taylor 639cc0dcc0 runtime: remove zhangyunhao116/fastrand from cheaprand linkname comment
As of version 0.5.0 and Go 1.22 it no longer linknames cheaprand.

Fixes #67709

Change-Id: Ie00900e6428244fa1506bc509c265c10dc322f7a
Reviewed-on: https://go-review.googlesource.com/c/go/+/589555
Auto-Submit: Ian Lance Taylor <iant@golang.org>
Reviewed-by: Michael Knyszek <mknyszek@google.com>
Reviewed-by: Than McIntosh <thanm@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
2024-05-31 14:32:47 +00:00
Daman Arora 5bf8c0cf09 internal/poll: update WaitWrite comment
Change-Id: Id2999d95f344b3e30d98682aac5da630d808ce2d
GitHub-Last-Rev: 69c207f51c
GitHub-Pull-Request: golang/go#67732
Reviewed-on: https://go-review.googlesource.com/c/go/+/589396
Auto-Submit: Ian Lance Taylor <iant@google.com>
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Reviewed-by: Ian Lance Taylor <iant@google.com>
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Reviewed-by: Michael Pratt <mpratt@google.com>
2024-05-31 04:09:44 +00:00
Michael Anthony Knyszek 09e5bab8c1 cmd/cgo/internal/testsanitizers: make the libfuzzer tests all short
CL 589295 only made one of the two tests short, because the other one
seemed to be passing consistently in short mode. On the builders, it
seems to still fail maybe 30% of the time by taking too long. Disable
these tests in short mode.

For #67698.

Change-Id: I9fd047f834f7493b608dd1fee5b9b6dfabbea03d
Cq-Include-Trybots: luci.golang.try:gotip-linux-amd64-clang15,gotip-linux-386-clang15
Reviewed-on: https://go-review.googlesource.com/c/go/+/589495
Auto-Submit: Michael Knyszek <mknyszek@google.com>
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
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Commit-Queue: Michael Knyszek <mknyszek@google.com>
2024-05-31 00:12:03 +00:00
Michael Pratt 1ed8166192 internal/trace: actually add experimental data to map
addExperimentalData was missing actually placing the data into the map,
leaving ExperimentalEvent.Data always nil.

Change-Id: I1715ab11eb7cfcdb982b56be28378521a357ca2d
Reviewed-on: https://go-review.googlesource.com/c/go/+/588955
Reviewed-by: Carlos Amedee <carlos@golang.org>
Reviewed-by: Michael Knyszek <mknyszek@google.com>
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2024-05-30 22:14:45 +00:00
Carlos Amedee 44d06616b5 doc/next: preannounce a new Linux kernel version requirement
This change adds a preannouncement to the release notes. Go 1.24
will require the Linux kernel to be at version 3.17 or later,
with an exception that systems running 3.10 or later will
continue to be supported if the kernel has been patched to
support the getrandom system call.

For #65614
For #67001

Change-Id: I61a3838b9ce4f48eb9f94830aa03372d589afdcd
Reviewed-on: https://go-review.googlesource.com/c/go/+/589015
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Reviewed-by: Dmitri Shuralyov <dmitshur@golang.org>
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
2024-05-30 19:26:10 +00:00
Robert Griesemer cc95d85fe4 cmd/compile: remove quoting in favor of clearer prose in error messages
In an attempt to address issue #65790 (confusing error messages),
quoting of names was introduced for some (but not all) names used
in error messages.

That CL solved the issue at hand at the cost of extra punctuation
(the quotes) plus some inconsistency (not all names were quoted).

This CL removes the quoting again in favor or adding a qualifying noun
(such as "name", "label", "package", "built-in" etc.) before a user-
specified name where needed.

For instance, instead of

        invalid argument to `max'

we now say

        invalid argument to built-in max

There's still a chance for confusion. For instance, before an error
might have been

        `sadly' not exported by package X

and now it would be

        name sadly not exported by package X

but adverbs (such as "sadly") seem unlikely names in programs.

This change touches a lot of files but only affects error messages.

Fixes #67685.

Change-Id: I95435b388f92cade316e2844d59ecf6953b178bc
Reviewed-on: https://go-review.googlesource.com/c/go/+/589118
Auto-Submit: Robert Griesemer <gri@google.com>
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Reviewed-by: Robert Findley <rfindley@google.com>
Reviewed-by: Robert Griesemer <gri@google.com>
2024-05-30 19:19:55 +00:00
Robert Griesemer f1039180bd cmd/compile/internal/types2: enable Alias types for TestStdlib
This is expected to eliminate a potential race condition
which is causing a flaky test.

Fixes #67260.

Change-Id: I3fd76047136e2d4659a1c551491e371b67e8a7ce
Reviewed-on: https://go-review.googlesource.com/c/go/+/589236
Auto-Submit: Robert Griesemer <gri@google.com>
Reviewed-by: Robert Findley <rfindley@google.com>
Reviewed-by: Robert Griesemer <gri@google.com>
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2024-05-30 19:18:33 +00:00
Dmitri Shuralyov c8cb31a36e doc/next: document proposal 62518 as not relevant
For #65614.

Change-Id: I03dc3a46052f1e55dc1ab46b45c886c96c4a1b39
Reviewed-on: https://go-review.googlesource.com/c/go/+/589216
TryBot-Bypass: Dmitri Shuralyov <dmitshur@google.com>
Reviewed-by: Matthew Dempsky <mdempsky@google.com>
Auto-Submit: Dmitri Shuralyov <dmitshur@golang.org>
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
2024-05-30 18:01:58 +00:00
Rhys Hiltner 9114c51521 Revert "runtime: prepare for extensions to waiting M list"
This reverts commit be0b569caa (CL 585635).

Reason for revert: This is part of a patch series that changed the
handling of contended lock2/unlock2 calls, reducing the maximum
throughput of contended runtime.mutex values, and causing a performance
regression on applications where that is (or became) the bottleneck.

Updates #66999
Updates #67585

Change-Id: I7843ccaecbd273b7ceacfa0f420dd993b4b15a0a
Reviewed-on: https://go-review.googlesource.com/c/go/+/589117
Auto-Submit: Rhys Hiltner <rhys.hiltner@gmail.com>
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Reviewed-by: Than McIntosh <thanm@google.com>
Reviewed-by: Michael Pratt <mpratt@google.com>
2024-05-30 17:57:37 +00:00
Rhys Hiltner 3f4be127bc Revert "runtime: use semaphore structure for futex locks"
This reverts commit dfb7073bb8 (CL 585636).

Reason for revert: This is part of a patch series that changed the
handling of contended lock2/unlock2 calls, reducing the maximum
throughput of contended runtime.mutex values, and causing a performance
regression on applications where that is (or became) the bottleneck.

Updates #66999
Updates #67585

Change-Id: I3483bf0b85ba0b77204032a68b7cbe93f142703e
Reviewed-on: https://go-review.googlesource.com/c/go/+/589098
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Reviewed-by: Michael Pratt <mpratt@google.com>
Auto-Submit: Rhys Hiltner <rhys.hiltner@gmail.com>
2024-05-30 17:57:34 +00:00
Rhys Hiltner afbbc2894b Revert "runtime: double-link list of waiting Ms"
This reverts commit d881ed6384 (CL 585637).

Reason for revert: This is part of a patch series that changed the
handling of contended lock2/unlock2 calls, reducing the maximum
throughput of contended runtime.mutex values, and causing a performance
regression on applications where that is (or became) the bottleneck.

Updates #66999
Updates #67585

Change-Id: I70d8d0b74f73be95c43d664f584e8d98519aba26
Reviewed-on: https://go-review.googlesource.com/c/go/+/589116
Auto-Submit: Rhys Hiltner <rhys.hiltner@gmail.com>
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Reviewed-by: Michael Pratt <mpratt@google.com>
2024-05-30 17:56:46 +00:00
Rhys Hiltner 5dead59add Revert "runtime: profile mutex contention during unlock"
This reverts commit ba1c5b2c45 (CL 585638).

Reason for revert: This is part of a patch series that changed the
handling of contended lock2/unlock2 calls, reducing the maximum
throughput of contended runtime.mutex values, and causing a performance
regression on applications where that is (or became) the bottleneck.

Updates #66999
Updates #67585

Change-Id: Ibeec5d8deb17e87966cf352fefc7efe2267839d6
Reviewed-on: https://go-review.googlesource.com/c/go/+/589115
Auto-Submit: Rhys Hiltner <rhys.hiltner@gmail.com>
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Reviewed-by: Than McIntosh <thanm@google.com>
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2024-05-30 17:56:43 +00:00
Rhys Hiltner ca7d300509 Revert "runtime: remove GODEBUG=runtimecontentionstacks"
This reverts commit 87e930f728 (CL 585639)

Reason for revert: This is part of a patch series that changed the
handling of contended lock2/unlock2 calls, reducing the maximum
throughput of contended runtime.mutex values, and causing a performance
regression on applications where that is (or became) the bottleneck.

Updates #66999
Updates #67585

Change-Id: I1e286d2a16d16e4af202cd5dc04b2d9c4ee71b32
Reviewed-on: https://go-review.googlesource.com/c/go/+/589097
Reviewed-by: Than McIntosh <thanm@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Michael Pratt <mpratt@google.com>
Auto-Submit: Rhys Hiltner <rhys.hiltner@gmail.com>
2024-05-30 17:52:17 +00:00
Rhys Hiltner e6b8b2f3e2 Revert "runtime: improve runtime-internal mutex profile tests"
This reverts commit f9ba2cff22 (CL 586237)

Reason for revert: This is part of a patch series that changed the
handling of contended lock2/unlock2 calls, reducing the maximum
throughput of contended runtime.mutex values, and causing a performance
regression on applications where that is (or became) the bottleneck.

This test verifies that the semantics of the mutex profile for
runtime.mutex values matches that of sync.Mutex values. Without the rest
of the patch series, this test would correctly identify that Go 1.22's
semantics are incorrect (issue #66999).

Updates #66999
Updates #67585

Change-Id: Id06ae01d7bc91c94054c80d273e6530cb2d59d10
Reviewed-on: https://go-review.googlesource.com/c/go/+/589096
Reviewed-by: Michael Pratt <mpratt@google.com>
Reviewed-by: Than McIntosh <thanm@google.com>
Auto-Submit: Rhys Hiltner <rhys.hiltner@gmail.com>
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2024-05-30 17:50:53 +00:00
Rhys Hiltner 1be701a344 Revert "runtime: split mutex profile clocks"
This reverts commit 8ab131fb12 (CL 586796)

Reason for revert: This is part of a patch series that changed the
handling of contended lock2/unlock2 calls, reducing the maximum
throughput of contended runtime.mutex values, and causing a performance
regression on applications where that is (or became) the bottleneck.

Updates #66999
Updates #67585

Change-Id: I54711691e86e072081482102019d168292b5150a
Reviewed-on: https://go-review.googlesource.com/c/go/+/589095
Reviewed-by: Michael Pratt <mpratt@google.com>
Auto-Submit: Rhys Hiltner <rhys.hiltner@gmail.com>
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Reviewed-by: Than McIntosh <thanm@google.com>
2024-05-30 17:49:07 +00:00
Sam Thanawalla e6504ce671 cmd/go: add compatibility tests for go mod tidy -diff
For #27005
Cq-Include-Trybots: luci.golang.try:gotip-linux-amd64-longtest,gotip-windows-amd64-longtest
Change-Id: I90ab8c21222ac2189abb40e8c8e7549e2d940dd2
Reviewed-on: https://go-review.googlesource.com/c/go/+/587941
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Michael Matloob <matloob@golang.org>
2024-05-30 14:56:56 +00:00
Michael Anthony Knyszek 81d424ee9a internal/trace: fix off-by-one error in arguments for exp events
There's an off-by-one error in computing the Args field for experimental
events, resulting in confusing output. This wasn't caught because no
test actually checks to make sure the experimental arguments make sense
yet.

Change-Id: I339677a80bee6319407fced20d5e0f9c2fd235b3
Reviewed-on: https://go-review.googlesource.com/c/go/+/589055
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>
Reviewed-by: Michael Pratt <mpratt@google.com>
2024-05-30 12:39:00 +00:00
Michael Anthony Knyszek 787414ca48 cmd/cgo/internal/swig: force use of lld for LTO tests on the builders
For whatever reason, on the builders, when using /usr/bin/ld (the
default linker) with -flto we end up with problems. Specifically, the
linker seems to require LLVMgold.so and can't find it. I'm not really
sure why, but what definitely seems to work is forcing use of lld, which
ships with our clang installation on the builders.

Just enforce this on the builders for now; I've actually had very few
problems running this locally (and I think I'm also mixing and matching
linkers and toolchains too...), so it may be related to the version of
clang we're testing with.

This change, along with CL 589295, should fully fix the clang builders.

Fixes #67698.

Change-Id: I3bfbcd609e7d0fd70e52ac7e2a0817db95664f20
Cq-Include-Trybots: luci.golang.try:gotip-linux-amd64-clang15,gotip-linux-386-clang15
Reviewed-on: https://go-review.googlesource.com/c/go/+/589296
Auto-Submit: Dmitri Shuralyov <dmitshur@golang.org>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
Reviewed-by: Dmitri Shuralyov <dmitshur@golang.org>
2024-05-30 12:38:14 +00:00
Michael Anthony Knyszek 1cf862e66c cmd/cgo/internal/testsanitizers: skip some libfuzzer tests in short mode
These tests are newly-running now that we have installed a C++ toolchain
on the clang builders, but one of them doesn't actually complete in short
mode.

For #67698.

Change-Id: Id1ff4c05e380426d920277c13495f30e23561a4e
Reviewed-on: https://go-review.googlesource.com/c/go/+/589295
Auto-Submit: Michael Knyszek <mknyszek@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Dmitri Shuralyov <dmitshur@golang.org>
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
2024-05-30 12:32:05 +00:00
Michael Anthony Knyszek cad3ed207f cmd/cgo/internal/swig,cmd/go: reenable swig tests on 386
CL 588938 skipped the tests because they were broken to unblock the
builders, but we're fairly certain the reason they were failing is
because we're missing g++-multilib. This change is intended to land once
CL 589175 is deployed.

Fixes #67698.

Change-Id: I5bb679290ae9ba9ab3bda9499cdf1eec649bc066
Reviewed-on: https://go-review.googlesource.com/c/go/+/589195
Reviewed-by: Ian Lance Taylor <iant@google.com>
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
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Auto-Submit: Michael Knyszek <mknyszek@google.com>
Reviewed-by: Dmitri Shuralyov <dmitshur@golang.org>
2024-05-30 04:04:13 +00:00
Michael Anthony Knyszek fa08befb25 cmd/cgo/internal/swig,cmd/go: skip swig tests on 386
We recently added a C++ toolchain to the image, and this is causing
problems on 386 and clang builders. The likely culprit is that we're
missing 32-bit C++ libraries on the builders.

Even if this theory is wrong, these tests *never* ran (always skipped,
or truly never ran) on these platforms, so just skip them for now. We
can look into getting the libraries installed later, but skip for now
to unblock the builders.

There are also problems with clang, but I believe they'll be resolved by
setting CXX to clang++ in golangbuild.

For #67698.

Change-Id: I20fc1c5fa1285001ff86a4226771c30cf2e7f92d
Cq-Include-Trybots: luci.golang.try:gotip-linux-386-clang15,gotip-linux-386
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2024-05-29 19:59:15 +00:00
Russ Cox 2a7ca156b8 all: document legacy //go:linkname for final round of modules
Add linknames for most modules with ≥50 dependents.
Add linknames for a few other modules that we know
are important but are below 50.

Remove linknames from badlinkname.go that do not merit
inclusion (very small number of dependents).
We can add them back later if the need arises.

Fixes #67401. (For now.)

Change-Id: I1e49fec0292265256044d64b1841d366c4106002
Reviewed-on: https://go-review.googlesource.com/c/go/+/587756
Auto-Submit: Russ Cox <rsc@golang.org>
TryBot-Bypass: Russ Cox <rsc@golang.org>
Reviewed-by: Cherry Mui <cherryyz@google.com>
2024-05-29 17:58:53 +00:00
Russ Cox 5121b45d74 crypto/tls: add linkname comments dropped from CL 587220
A bad merge syncing before the submit of CL 587220 dropped these.
(I forgot to write the file out.)

For #67401.

Change-Id: I6f2ba69f388907f3d24eeef55c80cbb2cf51f580
Reviewed-on: https://go-review.googlesource.com/c/go/+/587755
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Cherry Mui <cherryyz@google.com>
Reviewed-by: Marten Seemann <martenseemann@gmail.com>
2024-05-29 16:25:28 +00:00
Russ Cox 9a8995b8b6 all: document legacy //go:linkname for modules with ≥100 dependents
For #67401.

Change-Id: I015408a3f437c1733d97160ef2fb5da6d4efcc5c
Reviewed-on: https://go-review.googlesource.com/c/go/+/587598
Reviewed-by: Cherry Mui <cherryyz@google.com>
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Auto-Submit: Russ Cox <rsc@golang.org>
2024-05-29 16:25:21 +00:00
Kir Kolyshkin a3a584e4ab os: RemoveAll: fix symlink race for unix
Since all the platforms now support O_DIRECTORY flag for open, it can be
used to (together with O_NOFOLLOW) to ensure we open a directory, thus
eliminating the need to call stat before open. This fixes the symlink race,
when a directory is replaced by a symlink in between stat and open calls.

While at it, rename openFdAt to openDirAt, because this function is (and was)
meant for directories only.

NOTE Solaris supports O_DIRECTORY since before Solaris 11 (which is the
only version Go supports since supported version now), and Illumos
always had it. The only missing piece was O_DIRECTORY flag value, which
is taken from golang.org/x/sys/unix.

Updates #52745.

Change-Id: Ic1111d688eebc8804a87d39d3261c2a6eb33f176
Reviewed-on: https://go-review.googlesource.com/c/go/+/588495
Reviewed-by: Ian Lance Taylor <iant@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Aleksa Sarai <cyphar@cyphar.com>
Reviewed-by: Than McIntosh <thanm@google.com>
Auto-Submit: Ian Lance Taylor <iant@google.com>
2024-05-29 13:52:34 +00:00
Mauri de Souza Meneguzzo 3dcb9623df syscall: add Setuid for aix
Fixes #67651

Change-Id: I8128433ddd040c8b91d7b6264200e19433d7a7dc
GitHub-Last-Rev: 7557a88cf5
GitHub-Pull-Request: golang/go#67656
Reviewed-on: https://go-review.googlesource.com/c/go/+/588119
Reviewed-by: Than McIntosh <thanm@google.com>
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2024-05-29 13:50:55 +00:00
Mateusz Poliwczak 78eadc87df make.bash: preserve GOROOT_BOOTSTRAP
CL 582076 made the GOROOT_BOOTSTRAP set to "", which in turn
causes the next iteration to return true. "$GOROOT_BOOTSTRAP/bin/go"
becomes "/bin/go", which always exists.

Fixes #67654

Change-Id: I290bd4a7defc58e4b34d5bf955ef4f34569ff0ed
GitHub-Last-Rev: 9c7134fa44
GitHub-Pull-Request: golang/go#67655
Reviewed-on: https://go-review.googlesource.com/c/go/+/588436
Auto-Submit: Ian Lance Taylor <iant@google.com>
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2024-05-29 13:48:46 +00:00
Robert Griesemer 13c49096fd go/types, types2: report error when using uninstantiated signature alias
For #67547.
Fixes #67683.

Change-Id: I9487820ab4e2bd257d253a7016df45729b29f836
Reviewed-on: https://go-review.googlesource.com/c/go/+/588855
Auto-Submit: Robert Griesemer <gri@google.com>
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2024-05-29 02:09:54 +00:00
Robert Griesemer ee29dbe43e go/types, types2: don't lose alias information during unification
While at it, rename asTypeParam to asBoundTypeParam for clarity.

For #67547.
Fixes #67628.

Change-Id: I2f447c4cd4d72f5315fe9323d82fcb9bf33657c6
Reviewed-on: https://go-review.googlesource.com/c/go/+/588797
Reviewed-by: Robert Griesemer <gri@google.com>
Auto-Submit: Robert Griesemer <gri@google.com>
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2024-05-29 02:09:51 +00:00
RTann c26be72d68 archive/zip: fix UncompressedSize godoc
Change-Id: I0c142eb18af7b03759041e894bbce0f365ea9d7e
Reviewed-on: https://go-review.googlesource.com/c/go/+/588116
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2024-05-28 21:41:09 +00:00
Michael Matloob 8e2b3ac705 cmd/go: add release notes for go telemetry, and telemetry env values
This change fills in the release notes for the go telemetry command as
well as the unsettable GOTELEMETRY and GOTELEMETRYDIR go env values.

For #67111

Change-Id: Id6943f79f7ab2457787e1639d8d5fb1c1e2649dc
Reviewed-on: https://go-review.googlesource.com/c/go/+/587923
Reviewed-by: Dmitri Shuralyov <dmitshur@golang.org>
Reviewed-by: Sam Thanawalla <samthanawalla@google.com>
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2024-05-28 19:06:07 +00:00
Michael Matloob 94aeedc33a cmd/go/internal/load: clone pgo variant's PackagePublic.Imports in split
Before this change the pgo and non-pgo variants Imports slices pointed
to the same array, so modifying the pgo variant's Imports slice to add
the .ForMain suffix modified the non-pgo vairant's Imports slice too.
This change clones the imports slice to avoid that.

Fixes #66218

Change-Id: Ic936086f2c31f2056988d6546216142e4fce4d8d
Reviewed-on: https://go-review.googlesource.com/c/go/+/588275
Reviewed-by: Sam Thanawalla <samthanawalla@google.com>
Auto-Submit: Michael Matloob <matloob@golang.org>
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2024-05-28 17:00:51 +00:00
Dmitri Shuralyov 377646589d text/template: clarify error when too few or too many return values
Prior to CL 561115, calling a function without any return values would
print "function called with 0 args; should be 1 or 2". Afterwards, the
error message became "too many return values".

Keep the improvement of referring to return values rather than args,
and bring back clarity about their actual and permitted numbers.

Change-Id: I2c014e4633208cc7052fac265a995a8f2fe68151
Reviewed-on: https://go-review.googlesource.com/c/go/+/588355
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
Reviewed-by: Ian Lance Taylor <iant@google.com>
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2024-05-24 22:23:55 +00:00
Michael Anthony Knyszek a2eae66c30 doc: add release notes for a couple minor tracing features
For #65614.

Change-Id: I759bf671b8f84c5224798b0dfaee6b158fdcc95a
Reviewed-on: https://go-review.googlesource.com/c/go/+/587927
Reviewed-by: Carlos Amedee <carlos@golang.org>
Auto-Submit: Michael Knyszek <mknyszek@google.com>
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2024-05-24 21:37:09 +00:00
Zxilly c506f035d9 text/template: add detailed info for goodFunc check
goodFunc now returns a error describe the exact error it met.
builtin call function can print the name of the callee function
if the goodFunc check failed.

For input {{call .InvalidReturnCountFunc}}

before:
  can't evaluate field InvalidReturnTypeFunc in type *template.T
after:
  invalid function signature for .InvalidReturnTypeFunc: second argument should be error; is bool

Change-Id: I9aa53424ac9a2bffbdbeac889390f41218817575
GitHub-Last-Rev: 7c1e0dbd08
GitHub-Pull-Request: golang/go#65509
Reviewed-on: https://go-review.googlesource.com/c/go/+/561115
Reviewed-by: Rob Pike <r@golang.org>
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2024-05-24 21:22:24 +00:00
Michael Anthony Knyszek b89f946c88 internal/trace: remove last references to internal/trace/v2
This change removes the last few references to internal/trace/v2.
Notably, it shows up in the generators' imports, so they'll fail to run
currently.

Change-Id: Ibc5a9c1844634ea7620558e270ca3db9921ba56e
Reviewed-on: https://go-review.googlesource.com/c/go/+/587930
Auto-Submit: Michael Knyszek <mknyszek@google.com>
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2024-05-24 21:15:28 +00:00
Kir Kolyshkin 22a80e78ea syscall: Setrlimit: always clean rlimitNofileCache
Since the introduction of origRlimitNofileCache in CL 476097 the only way to
disable restoring RLIMIT_NOFILE before calling execve syscall
(os.StartProcess etc) is this:

	var r syscall.Rlimit
	syscall.Getrlimit(syscall.RLIMIT_NOFILE, &r)
	syscall.Setrlimit(syscall.RLIMIT_NOFILE, &r)

The problem is, this only works when setrlimit syscall succeeds, which
is not possible in some scenarios.

Let's assume that if a user calls syscall.Setrlimit, they
unconditionally want to disable restoring the original rlimit.

For #66797.

Change-Id: I20d0365df4bd6a5c3cc8c22b0c0db87a25b52746
Reviewed-on: https://go-review.googlesource.com/c/go/+/588076
Run-TryBot: Kirill Kolyshkin <kolyshkin@gmail.com>
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2024-05-24 21:10:10 +00:00
Cherry Mui 5c7d774538 cmd/link: propagate FromAssembly attribute when cloning symbols to external
When a symbol is cloned to external (in order to edit it),
propagate the FromAssembly attribute, so the linker knows it is
(originally) an assembly symbol, and can treat it specially (e.g.
for stack maps).

This should fix the Linux/RISCV64 builder.

Change-Id: Icc956bcc43b79f328983a60835b05fd50f22326a
Reviewed-on: https://go-review.googlesource.com/c/go/+/587926
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2024-05-24 20:26:10 +00:00
Cherry Mui 23778fcb27 cmd/link: print the seed in TestRandLayout
When the test fails, print the seed, to help debug.

Change-Id: I1530ce433f3c6b573fbba061452f57c7649cad77
Reviewed-on: https://go-review.googlesource.com/c/go/+/587925
Reviewed-by: Than McIntosh <thanm@google.com>
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2024-05-24 20:26:02 +00:00
Michael Anthony Knyszek 54efef99b2 iter: deflake TestPull by letting exiting goroutines finish
Currently TestPull is flaky because goroutines spawned to run subtests
exit asynchronously when they finish and TestPull has explicit checks
for the number of existing goroutines.

This is pretty much only a problem between subtests executing, because
within each subtest the coroutine goroutine spawned for iter.Pull always
exits fully synchronously before the final `next` or `stop` returns.

So, we can resolve the problem by ensuring the first goroutine count the
test takes likely doesn't contain any exiting goroutines. The trick is
to set GOMAXPROCS=1 and spin in runtime.Gosched until the number of
goroutines stabilizes to some reasonable degree (we pick 100 consecutive
iterations; there are only a handful of possible goroutines that can
run, so this is giving that handful around 20 chances to actually run to
completion).

When running TestPull under stress2, this issue is easily reproducible
before this CL. After this CL, it no longer reproduces under these
conditions.

Fixes #66017.

Change-Id: I4bf0a9771f7364df7dd58f8aeb3ae26742d5746f
Reviewed-on: https://go-review.googlesource.com/c/go/+/587917
Reviewed-by: David Chase <drchase@google.com>
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2024-05-24 19:15:10 +00:00
Andy Pan 1c924572d0 runtime: fix the inconsistency of kq parameter of addWakeupEvent
Change-Id: I4f1668ed9085cf19c3eff17c237601a91d0660db
Reviewed-on: https://go-review.googlesource.com/c/go/+/587876
Reviewed-by: Carlos Amedee <carlos@golang.org>
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2024-05-24 17:15:46 +00:00
Andy Pan 7bc7039a6a syscall: prevent redundant newline from empty $extraimports
Currently mksyscall script produces one redundant newline
when $extraimports is empty, leading to a gofmt warning
reported by "git codereview change".

Change-Id: I57b0fa040347375698973e777285deded16ab62e
Reviewed-on: https://go-review.googlesource.com/c/go/+/587877
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2024-05-24 17:15:02 +00:00
qiulaidongfeng a7f6da78d2 cmd/go: env changed flag respects $GOROOT/go.env
From $GOROOT/go.env file got GOPROXY and GOSUMDB and GOTOOLCHAIN default value.

Fixes #67542

Change-Id: I0cb2e1ab6a32963288ae463a9b0bd92ac6719447
GitHub-Last-Rev: fda9be48b9
GitHub-Pull-Request: golang/go#67564
Reviewed-on: https://go-review.googlesource.com/c/go/+/587160
Reviewed-by: Carlos Amedee <carlos@golang.org>
Auto-Submit: Michael Matloob <matloob@golang.org>
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2024-05-24 17:13:51 +00:00
kenshi kamata 85115da5d3 errors: change interface{} to any in comment
Change-Id: Ibf28c4b3026019427a2485230e14929ed80a1727
Reviewed-on: https://go-review.googlesource.com/c/go/+/587255
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2024-05-24 17:13:04 +00:00
Alan Donovan 60e6986612 .github/ISSUE_TEMPLATE/03-gopls.yml: use textarea for gopls version
The output of "gopls version" is multiple lines.

Change-Id: Ic00734b05011098d408db6f49f86c4e2c8edfa24
Reviewed-on: https://go-review.googlesource.com/c/go/+/587924
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2024-05-24 17:09:04 +00:00
Dmitri Shuralyov 960cd14124 doc/README: suggest a way to preview next content, tweak release steps
Smaller edits are usually fine to do without previewing, since Markdown
can be intuitive. But for larger changes including re-ordering sections
and such, it can be helpful to quickly see the end result. Write down a
way to do that.

Update the release steps to capture that the doc/next content will move
to x/website before RC 1, when the complete release note draft is ready.

For #64169.

Change-Id: Ie554ed5294ce819fd0689e2249e6013826f0c71f
Reviewed-on: https://go-review.googlesource.com/c/go/+/587922
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
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2024-05-24 16:43:34 +00:00
Russ Cox f85c40438f internal/runtime/exithook: make safe for concurrent os.Exit
Real programs can call os.Exit concurrently from multiple goroutines.
Make internal/runtime/exithook not crash in that case.

The throw on panic also now runs in the deferred context,
so that we will see the full stack trace that led to the panic.
That should give us more visibility into the flaky failures on
bugs #55167 and #56197 as well.

Fixes #67631.

Change-Id: Iefdf71b3a3b52a793ca88d89a9c270eb50ece094
Reviewed-on: https://go-review.googlesource.com/c/go/+/588235
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2024-05-24 16:41:13 +00:00