- 14 Apr, 2016 13 commits
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Ian Lance Taylor authored
Fixes #14759. Change-Id: I6cef0b49ba00ab85b25ce1e7bad80ad85e2d5076 Reviewed-on: https://go-review.googlesource.com/20545 Run-TryBot: Ian Lance Taylor <iant@golang.org> TryBot-Result: Gobot Gobot <gobot@golang.org> Reviewed-by: Michael Hudson-Doyle <michael.hudson@canonical.com> Reviewed-on: https://go-review.googlesource.com/22048Reviewed-by: Ian Lance Taylor <iant@golang.org>
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Andrew Gerrand authored
Fixes #14662 Change-Id: I8f7d5e8d2dd8dc763e940e061b424427359246e7 Reviewed-on: https://go-review.googlesource.com/20462Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org> Reviewed-on: https://go-review.googlesource.com/22047
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Aaron Zinman authored
The existing implementation deals with absolute relocations in __TEXT for darwin/amd64 in build-mode c-shared, but it ignores c-archive. This results in issues when trying to use a c-archive in an iOS app on the 64-bit simulator. This patch adds c-archive to the handling of this issue. Fixes #14217 Change-Id: I2e4d5193caa531171ad22fd0cd420a8bfb4646a6 Reviewed-on: https://go-review.googlesource.com/19206Reviewed-by: David Crawshaw <crawshaw@golang.org> Run-TryBot: David Crawshaw <crawshaw@golang.org> TryBot-Result: Gobot Gobot <gobot@golang.org> Reviewed-on: https://go-review.googlesource.com/22046
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Brad Fitzpatrick authored
The io.Reader contract makes no promises about how a Reader should behave after it returns its first error. Usually the errors are sticky, but they don't have to be. A regression in zlib.Reader (bug accidentally relied on sticky errors. Minimal fix: wrap the user's provided Reader in a Reader which guarantees stickiness. The minimal fix is less scary than touching the multipart state machine. Fixes #14676 Change-Id: I8dd8814b13ae5530824ae0e68529f788974264a5 Reviewed-on: https://go-review.googlesource.com/20297 Run-TryBot: Brad Fitzpatrick <bradfitz@golang.org> Reviewed-by: Joe Tsai <thebrokentoaster@gmail.com> TryBot-Result: Gobot Gobot <gobot@golang.org> Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org> Reviewed-on: https://go-review.googlesource.com/22045
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Austin Clements authored
gcMarkRootCheck takes ~10ns per goroutine. This is just a debugging check, so disable it (plus, if something is going to go wrong, it's more likely to go wrong during concurrent mark). We may be able to re-enable this later, or move it to after we've started the world again. (But not for 1.6.x.) For 1.6.x. Fixes #14419. name / 95%ile-time/markTerm old new delta 500kIdleGs-12 24.0ms ± 0% 18.9ms ± 6% -21.46% (p=0.000 n=15+20) Change-Id: Idb2a2b1771449de772c159ef95920d6df1090666 Reviewed-on: https://go-review.googlesource.com/20148Reviewed-by: Rick Hudson <rlh@golang.org> Run-TryBot: Austin Clements <austin@google.com> TryBot-Result: Gobot Gobot <gobot@golang.org> Reviewed-on: https://go-review.googlesource.com/22044Reviewed-by: Austin Clements <austin@google.com>
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Austin Clements authored
Currently we reset the mark state during STW sweep termination. This involves looping over all of the goroutines. Each iteration of this loop takes ~25ns, so at around 400k goroutines, we'll exceed our 10ms pause goal. However, it's safe to do this before we stop the world for sweep termination because nothing is consuming this state yet. Hence, move the reset to just before STW. This isn't perfect: a long reset can still delay allocating goroutines that block on GC starting. But it's certainly better to block some things eventually than to block everything immediately. For 1.6.x. Fixes #14420. name \ 95%ile-time/sweepTerm old new delta 500kIdleGs-12 11312µs ± 6% 18.9µs ± 6% -99.83% (p=0.000 n=16+20) Change-Id: I9815c4d8d9b0d3c3e94dfdab78049cefe0dcc93c Reviewed-on: https://go-review.googlesource.com/20147Reviewed-by: Rick Hudson <rlh@golang.org> Run-TryBot: Austin Clements <austin@google.com> TryBot-Result: Gobot Gobot <gobot@golang.org> Reviewed-on: https://go-review.googlesource.com/22043Reviewed-by: Austin Clements <austin@google.com>
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Ian Lance Taylor authored
Also fix compiler-invoked panics to avoid a confusing "malloc deadlock" crash if they are invoked while executing the runtime. Fixes #14599. Change-Id: I89436abcbf3587901909abbdca1973301654a76e Reviewed-on: https://go-review.googlesource.com/20219 Run-TryBot: Ian Lance Taylor <iant@golang.org> TryBot-Result: Gobot Gobot <gobot@golang.org> Reviewed-by: Keith Randall <khr@golang.org> Reviewed-on: https://go-review.googlesource.com/22042Reviewed-by: Ian Lance Taylor <iant@golang.org>
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Ian Lance Taylor authored
Fixes #14483. Change-Id: I0cddfe27fd8d00ba85659d0b618410e39ebf45cb Reviewed-on: https://go-review.googlesource.com/19860Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org> Reviewed-on: https://go-review.googlesource.com/22041Reviewed-by: Ian Lance Taylor <iant@golang.org>
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Jure Ham authored
Fixes #14377 Change-Id: I130a6e1b8bc827db44efd0a74e759b894ecc4977 Reviewed-on: https://go-review.googlesource.com/19823Reviewed-by: Ian Lance Taylor <iant@golang.org> Run-TryBot: Ian Lance Taylor <iant@golang.org> TryBot-Result: Gobot Gobot <gobot@golang.org> Reviewed-on: https://go-review.googlesource.com/22039
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Shenghou Ma authored
Like bionic, musl also doesn't provide vsyscall helper in %gs:0x10, and as int $0x80 is as fast as calling %gs:0x10, just use int $0x80 always. Because we're no longer using vsyscall in VDSO, get rid of VDSO code for linux/386 too. Fixes #14476. Change-Id: I00ec8652060700e0a3c9b524bfe3c16a810263f6 Reviewed-on: https://go-review.googlesource.com/19833 Run-TryBot: Minux Ma <minux@golang.org> Reviewed-by: Ian Lance Taylor <iant@golang.org> TryBot-Result: Gobot Gobot <gobot@golang.org> Reviewed-on: https://go-review.googlesource.com/22038Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
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Shenghou Ma authored
Fixes #14384. Change-Id: Ib025cf2d20754b4c2db52f0a8a4717fd303371d6 Reviewed-on: https://go-review.googlesource.com/19660 Run-TryBot: Minux Ma <minux@golang.org> TryBot-Result: Gobot Gobot <gobot@golang.org> Reviewed-by: Ian Lance Taylor <iant@golang.org> Reviewed-by: Austin Clements <austin@google.com> Reviewed-on: https://go-review.googlesource.com/22037
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Ian Lance Taylor authored
Fixes #14387. Change-Id: Icc98be80f549c5e1f55c5e693bfea97b456a6c41 Reviewed-on: https://go-review.googlesource.com/19621 Run-TryBot: Ian Lance Taylor <iant@golang.org> TryBot-Result: Gobot Gobot <gobot@golang.org> Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org> Reviewed-on: https://go-review.googlesource.com/22036Reviewed-by: Ian Lance Taylor <iant@golang.org>
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Brad Fitzpatrick authored
I had accidentally disabled a headline feature at the last second. :( Fixes #14391 Change-Id: I1992c9b801072b7538b95c55242be174075ff932 Reviewed-on: https://go-review.googlesource.com/19672Reviewed-by: Ian Lance Taylor <iant@golang.org> Run-TryBot: Brad Fitzpatrick <bradfitz@golang.org> TryBot-Result: Gobot Gobot <gobot@golang.org> Reviewed-on: https://go-review.googlesource.com/22035Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
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- 11 Apr, 2016 2 commits
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Andrew Gerrand authored
Change-Id: If172cf5ee0d2bde38581486f1c887d3d4826e95c Reviewed-on: https://go-review.googlesource.com/21828Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org> Run-TryBot: Andrew Gerrand <adg@golang.org> TryBot-Result: Gobot Gobot <gobot@golang.org>
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Andrew Gerrand authored
Change-Id: Icb9e947a43fb87fbfe0655b09e0d7e8f61825aeb Reviewed-on: https://go-review.googlesource.com/21825Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org> Reviewed-on: https://go-review.googlesource.com/21826Reviewed-by: Andrew Gerrand <adg@golang.org>
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- 08 Apr, 2016 5 commits
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Alex Brainman authored
Fixes #15120 Change-Id: I1d9a192ac163826bad8b46e8c0b0b9e218e69570 Reviewed-on: https://go-review.googlesource.com/21520Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org> Run-TryBot: Brad Fitzpatrick <bradfitz@golang.org> TryBot-Result: Gobot Gobot <gobot@golang.org> Reviewed-on: https://go-review.googlesource.com/21698 Run-TryBot: Andrew Gerrand <adg@golang.org> Reviewed-by: Alex Brainman <alex.brainman@gmail.com>
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Brad Fitzpatrick authored
Updates the syscall generator for patchset 4 of https://golang.org/cl/21388. Updates #14959 Change-Id: Icbd6df489887d3dcc076dfc73d4feb1376abaf8b Reviewed-on: https://go-review.googlesource.com/21428Reviewed-by: Alex Brainman <alex.brainman@gmail.com> Reviewed-on: https://go-review.googlesource.com/21697Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
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Brad Fitzpatrick authored
Make sure that for any DLL that Go uses itself, we only look for the DLL in the Windows System32 directory, guarding against DLL preloading attacks. (Unless the Windows version is ancient and LoadLibraryEx is unavailable, in which case the user probably has bigger security problems anyway.) This does not change the behavior of syscall.LoadLibrary or NewLazyDLL if the DLL name is something unused by Go itself. This change also intentionally does not add any new API surface. Instead, x/sys is updated with a LoadLibraryEx function and LazyDLL.Flags in: https://golang.org/cl/21388 Updates #14959 Change-Id: I8d29200559cc19edf8dcf41dbdd39a389cd6aeb9 Reviewed-on: https://go-review.googlesource.com/21140Reviewed-by: Russ Cox <rsc@golang.org> Run-TryBot: Brad Fitzpatrick <bradfitz@golang.org> TryBot-Result: Gobot Gobot <gobot@golang.org> Reviewed-on: https://go-review.googlesource.com/21696Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
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Brad Fitzpatrick authored
Change-Id: Ia6ed49d5ef3a256a55e6d4eaa1b4d9f0fc447013 Reviewed-on: https://go-review.googlesource.com/21560Reviewed-by: Robert Griesemer <gri@golang.org> Reviewed-on: https://go-review.googlesource.com/21695Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
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Robert Griesemer authored
For PublicKey.P == 0, Verify will fail. Don't even try. Change-Id: I1009f2b3dead8d0041626c946633acb10086d8c8 Reviewed-on: https://go-review.googlesource.com/21533Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org> Run-TryBot: Brad Fitzpatrick <bradfitz@golang.org> TryBot-Result: Gobot Gobot <gobot@golang.org> Reviewed-on: https://go-review.googlesource.com/21694
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- 03 Mar, 2016 1 commit
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Chris Broadfoot authored
Fixes #14378. Change-Id: I680b523c01576e42f1dbda9131d1f6bb99b3668b Reviewed-on: https://go-review.googlesource.com/20138Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org> Reviewed-on: https://go-review.googlesource.com/20139Reviewed-by: Chris Broadfoot <cbro@golang.org>
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- 02 Mar, 2016 1 commit
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nwidger authored
Fixes #14371 Change-Id: I8e9e4b2b89083f5a947e791c011912fdf365a11e Reviewed-on: https://go-review.googlesource.com/19996Reviewed-by: Andrew Gerrand <adg@golang.org> Reviewed-on: https://go-review.googlesource.com/20001Reviewed-by: Niels Widger <niels.widger@gmail.com> Reviewed-by: Chris Broadfoot <cbro@golang.org>
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- 17 Feb, 2016 7 commits
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Rahul Chaudhry authored
Change-Id: If15fdcd3cd49394a0c1dffd39fbbeede11081ccb Reviewed-on: https://go-review.googlesource.com/19528Reviewed-by: Chris Broadfoot <cbro@golang.org> Reviewed-on: https://go-review.googlesource.com/19590
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Chris Broadfoot authored
Change-Id: I4910105d48ed650289ecb1490d556929db05bc38 Reviewed-on: https://go-review.googlesource.com/19526Reviewed-by: Andrew Gerrand <adg@golang.org>
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Russ Cox authored
Change-Id: I5744bffe2af1706d9ac61d943aef18ce611cb623 Reviewed-on: https://go-review.googlesource.com/19580 Run-TryBot: Russ Cox <rsc@golang.org> TryBot-Result: Gobot Gobot <gobot@golang.org> Reviewed-by: Ian Lance Taylor <iant@golang.org>
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Russ Cox authored
Change-Id: Ie2a999e36ee654c1217bd03f720791360f66718d
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Russ Cox authored
Go 1.6 is soon (but not yet). Fixes #14301. Change-Id: I85e329b643adcb5d4fa680c5333fbc1f928d4d9d Reviewed-on: https://go-review.googlesource.com/19550Reviewed-by: Ian Lance Taylor <iant@golang.org> Reviewed-by: Chris Broadfoot <cbro@golang.org>
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Russ Cox authored
This is the bundle command's new usage and new output header, after CL 19428. Actually running this command would work but would bring in a newer x/net/http2 that we don't want yet. Change-Id: Ic6082ca00102a2df1f7632eebf9aca41fdcdb444 Reviewed-on: https://go-review.googlesource.com/19551Reviewed-by: Ian Lance Taylor <iant@golang.org> Reviewed-by: Chris Broadfoot <cbro@golang.org>
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Russ Cox authored
Fixes #13651. Change-Id: I1d21b49e2b5bc6c507eb084d6d2553e5a9c607cf Reviewed-on: https://go-review.googlesource.com/19552Reviewed-by: Ian Lance Taylor <iant@golang.org> Reviewed-by: Chris Broadfoot <cbro@golang.org>
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- 16 Feb, 2016 8 commits
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Ian Lance Taylor authored
Fixes #14337. Change-Id: I58aef7e08d936b0712da577dd1ce5c9ed5d8bfd2 Reviewed-on: https://go-review.googlesource.com/19513Reviewed-by: Russ Cox <rsc@golang.org>
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Austin Clements authored
TestCrashDumpsAllThreads carefully sets the number of Ps to one greater than the number of non-preemptible loops it starts so that the main goroutine can continue to run (necessary because of #10958). However, if GC starts, it can take over that one spare P and lock up the system while waiting for the non-preemptible loops, causing the test to eventually time out. This deadlock is easily reproducible if you run the runtime test with GOGC=1. Fix this by forcing GOGC=off when running this test. Change-Id: Ifb22da5ce33f9a61700a326ea92fcf4b049721d1 Reviewed-on: https://go-review.googlesource.com/19516 Run-TryBot: Austin Clements <austin@google.com> TryBot-Result: Gobot Gobot <gobot@golang.org> Reviewed-by: Russ Cox <rsc@golang.org>
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Russ Cox authored
This bug was introduced in golang.org/cl/18217, while trying to fix #13777. Originally I wanted to just disable inlining for the case being handled incorrectly, but it's fairly difficult to detect and much easier just to fix. Since the case being handled incorrectly was inlined correctly in Go 1.5, not inlining it would also be somewhat of a regression. So just fix it. Test case copied from Ian's CL 19520. The mistake to worry about in this CL would be relaxing the condition too much (we now print the note more often than we did yesterday). To confirm that we'd catch this mistake, I checked that changing (!fmtbody || !t.Funarg) to (true) does cause fixedbugs/issue13777.go to fail. And putting it back to what is written in this CL makes that test pass again as well as the new fixedbugs/issue14331.go. So I believe that the new condition is correct for both constraints. Fixes #14331. Change-Id: I91f75a4d5d07c53af5caea1855c780d9874b8df6 Reviewed-on: https://go-review.googlesource.com/19514 Run-TryBot: Russ Cox <rsc@golang.org> TryBot-Result: Gobot Gobot <gobot@golang.org> Reviewed-by: Ian Lance Taylor <iant@golang.org>
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Alex Brainman authored
TestInterfaceAddrsWithNetsh invokes Windows netsh command passing it a particular interface name. This approach somehow does not work on some computers (see issue for details). Change that to call netsh without specifying any interface name. This provides output for all interfaces available. So we can achieve same goal parsing this output. Also makes test faster because we only need to invoke netsh once. Fixes #14130. Change-Id: I7911692ca64e372af1e1f9d6acb718c67071de67 Reviewed-on: https://go-review.googlesource.com/19441Reviewed-by: Volker Dobler <dr.volker.dobler@gmail.com> Run-TryBot: Russ Cox <rsc@golang.org> TryBot-Result: Gobot Gobot <gobot@golang.org> Reviewed-by: Russ Cox <rsc@golang.org>
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Austin Clements authored
We used to include panic calls in tracebacks; however, when runtime.panic was renamed to runtime.gopanic in the conversion of the runtime to Go, we missed the special case in showframe that includes panic calls even though they're in package runtime. Fix the function name check in showframe (and, while we're here, fix the other check for "runtime.panic" in runtime/pprof). Since the "runtime.gopanic" name doesn't match what users call panic and hence isn't very user-friendly, make traceback rewrite it to just "panic". Updates #5832, #13857. Fixes #14315. Change-Id: I8059621b41ec043e63d5cfb4cbee479f47f64973 Reviewed-on: https://go-review.googlesource.com/19492 Run-TryBot: Austin Clements <austin@google.com> TryBot-Result: Gobot Gobot <gobot@golang.org> Reviewed-by: Russ Cox <rsc@golang.org>
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Russ Cox authored
Fixes #14300. Change-Id: Idb6a300fe0e06fb8966cf06b55f9b252752a69a6 Reviewed-on: https://go-review.googlesource.com/19459Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org> Reviewed-by: Michael Hudson-Doyle <michael.hudson@canonical.com> Run-TryBot: Russ Cox <rsc@golang.org> TryBot-Result: Gobot Gobot <gobot@golang.org>
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Austin Clements authored
Go 1.6 significantly improves pause times for large heaps, but it improves them in many other situations as well, such as when goroutine churn is high, allocation rate is high, or when there are many finalizers. Hence, make the statement about pause times a bit more general. Change-Id: Ic034b1c904c39dd1d966ee7fa96ca8bbb3614e53 Reviewed-on: https://go-review.googlesource.com/19504Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
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Austin Clements authored
Currently we use "Section's" as the plural of the debug/elf Section struct. Change this to "Sections" because it's not possessive and doesn't seem to fall in to any special cases were the apostrophe is acceptable. Change-Id: Id5d3abbd748502a67ead3f483182ee7729db94a2 Reviewed-on: https://go-review.googlesource.com/19505Reviewed-by: Russ Cox <rsc@golang.org>
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- 13 Feb, 2016 2 commits
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Ian Lance Taylor authored
Change-Id: I83639fcde88e7d9747b54728a9481ee2e1b23a64 Reviewed-on: https://go-review.googlesource.com/19486 Run-TryBot: Ian Lance Taylor <iant@golang.org> TryBot-Result: Gobot Gobot <gobot@golang.org> Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
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Brad Fitzpatrick authored
Updates x/net/http2 to git rev 62685c2 for https://golang.org/cl/19483 Change-Id: Id01331cdba03934a6e55e55ad9c2ae27461ba149 Reviewed-on: https://go-review.googlesource.com/19484Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org> Run-TryBot: Brad Fitzpatrick <bradfitz@golang.org> TryBot-Result: Gobot Gobot <gobot@golang.org>
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- 12 Feb, 2016 1 commit
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Keith Randall authored
Type switches need write barriers if the written-to variable is heap allocated. For the added needwritebarrier call, the right arg doesn't really matter, I just pass something that will never disqualify the write barrier. The left arg is the one that matters. Fixes #14306 Change-Id: Ic2754167cce062064ea2eeac2944ea4f77cc9c3b Reviewed-on: https://go-review.googlesource.com/19481Reviewed-by: Russ Cox <rsc@golang.org> Run-TryBot: Ian Lance Taylor <iant@golang.org> TryBot-Result: Gobot Gobot <gobot@golang.org>
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