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Jeroen Ooms
Sep 27
Windows crash: [mutex.cc : 2600] RAW: Check waitp->thread->waitp == nullptr failed: waiting when shouldn't be
I maintain bindings for V8 for the R programming language. We run into a difficult problem:
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Windows crash: [mutex.cc : 2600] RAW: Check waitp->thread->waitp == nullptr failed: waiting when shouldn't be
I maintain bindings for V8 for the R programming language. We run into a difficult problem:
Sep 27
Erik Corry
,
Andreas Haas
2
Sep 26
SetAlignedPointerInInternalField tagging
Hi, That's work in progress, the tag should be required for both, eventually. Cheers, Andreas On
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SetAlignedPointerInInternalField tagging
Hi, That's work in progress, the tag should be required for both, eventually. Cheers, Andreas On
Sep 26
Jakob Kummerow
Sep 26
Branch cut V8 14.2 on 2025-09-29
Hi, It is time again. If you have any questions regarding the release, please ping this thread.
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Branch cut V8 14.2 on 2025-09-29
Hi, It is time again. If you have any questions regarding the release, please ping this thread.
Sep 26
Caio Lima
, …
Caio Lima
3
Sep 25
Extending HeapStatistics API to have total allocated bytes
Hi Jakob, Thank you very much for the time to answer this email. I'm answering it below. > Em
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Extending HeapStatistics API to have total allocated bytes
Hi Jakob, Thank you very much for the time to answer this email. I'm answering it below. > Em
Sep 25
Paolo Severini
Sep 24
[v8-dev] Design doc: Wasm memory64 Bounds checks elimination
Hello, I have written a small doc to present the idea of using value range analysis to eliminate the
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[v8-dev] Design doc: Wasm memory64 Bounds checks elimination
Hello, I have written a small doc to present the idea of using value range analysis to eliminate the
Sep 24
Rutvik Kachhiya
Sep 23
Guidance on Contributing to V8
Dear V8 Team, I hope this message finds you well. My name is Rutvik Kachhiya, and I am currently a B.
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Guidance on Contributing to V8
Dear V8 Team, I hope this message finds you well. My name is Rutvik Kachhiya, and I am currently a B.
Sep 23
Matthew Nicholson
Sep 19
Async Aware Stack Traces via v8 C++ API
Hi, I'm trying to use Sentry's event loop block detection[0] and encountering an issue with
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Async Aware Stack Traces via v8 C++ API
Hi, I'm trying to use Sentry's event loop block detection[0] and encountering an issue with
Sep 19
Florian Loitsch
, …
Anton Bikineev
3
Sep 19
Update highway library
Hi Florian, Updating Highway in V8 sounds good to me. We usually prefer keeping the Chromium and V8
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Update highway library
Hi Florian, Updating Highway in V8 sounds good to me. We usually prefer keeping the Chromium and V8
Sep 19
Eric Rannaud
,
Leszek Swirski
10
Sep 15
JSPromise::Resolve and builtin ResolvePromise can pick different contexts to enqueue onto
On Fri, Sep 12, 2025 at 6:55 PM Eric Rannaud <eric.r...@gmail.com> wrote: I'm not sure
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JSPromise::Resolve and builtin ResolvePromise can pick different contexts to enqueue onto
On Fri, Sep 12, 2025 at 6:55 PM Eric Rannaud <eric.r...@gmail.com> wrote: I'm not sure
Sep 15
Florian Loitsch
, …
Jakob Kummerow
3
Sep 11
[RFC] Proposal to remove RISC-V 32-bit support
+v8-users FYI. On Wed, Sep 10, 2025 at 10:05 AM Florian Loitsch <floi...@rivosinc.com> wrote:
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[RFC] Proposal to remove RISC-V 32-bit support
+v8-users FYI. On Wed, Sep 10, 2025 at 10:05 AM Florian Loitsch <floi...@rivosinc.com> wrote:
Sep 11
The Gorge
2
Sep 9
d8.exe built for ARM64EC crashes immediately when compiling a sample JS file
New observation: When running with the --jitless flag, d8.exe is able to execute a sample JavaScript
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d8.exe built for ARM64EC crashes immediately when compiling a sample JS file
New observation: When running with the --jitless flag, d8.exe is able to execute a sample JavaScript
Sep 9
Elias
,
Clemens Backes
2
Sep 8
Editable locals/stack within a WebAssembly debug frame
One issue is indeed constant values, another issue is registers shared by multiple values on the
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Editable locals/stack within a WebAssembly debug frame
One issue is indeed constant values, another issue is registers shared by multiple values on the
Sep 8
Florian Loitsch
,
dmerc...@google.com
3
Sep 5
CPU-feature dependent code in builtins
I will try that. Thanks for the fast response. On Fri, Sep 5, 2025 at 10:11 AM 'dmerc...@google.
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CPU-feature dependent code in builtins
I will try that. Thanks for the fast response. On Fri, Sep 5, 2025 at 10:11 AM 'dmerc...@google.
Sep 5
18楼梦想改造家
,
dmerc...@google.com
2
Sep 2
How does V8 implement add (IntPtrAddWithOverflow)?
Hi, `raw_assembler()->IntPtrAddWithOverflow(a, b)` goes to `INTPTR_BINOP(Int, AddWithOverflow)` in
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How does V8 implement add (IntPtrAddWithOverflow)?
Hi, `raw_assembler()->IntPtrAddWithOverflow(a, b)` goes to `INTPTR_BINOP(Int, AddWithOverflow)` in
Sep 2
Jeroen Ooms
, …
Jakob Kummerow
5
Sep 1
Bad comment line in v8-internal.h can break clients
I would expect that we have many more ASCII art comments where lines happen to end with backslashes,
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Bad comment line in v8-internal.h can break clients
I would expect that we have many more ASCII art comments where lines happen to end with backslashes,
Sep 1
Michael Achenbach
2
Sep 1
Branch cut V8 14.1 on 2025-09-01
Hi, we have officially branched to be prepared for the upcoming Chrome version 141. The base of the
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Branch cut V8 14.1 on 2025-09-01
Hi, we have officially branched to be prepared for the upcoming Chrome version 141. The base of the
Sep 1
xinwei tang
,
Michael Lippautz
3
Aug 30
Memory Leak if pointer compression is enabled
i have reported a bug at https://issues.chromium.org/issues/441679229 Michael Lippautz <mlippautz@
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Memory Leak if pointer compression is enabled
i have reported a bug at https://issues.chromium.org/issues/441679229 Michael Lippautz <mlippautz@
Aug 30
Juan dos Santos
2
Aug 27
error in instance-type-inl.h : constexpr function call non-constexpr
The solution: Change "ptr-compr.h " and add constexpr to V8HeapCompressionSchemeImpl<
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error in instance-type-inl.h : constexpr function call non-constexpr
The solution: Change "ptr-compr.h " and add constexpr to V8HeapCompressionSchemeImpl<
Aug 27
Jay Hayes
, …
Juan dos Santos
9
Aug 26
Unable to build newer v8 code for embedding
I found a solution, de args.gn parameters for x64 compatible with g++ o gcc are: target_os="
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Unable to build newer v8 code for embedding
I found a solution, de args.gn parameters for x64 compatible with g++ o gcc are: target_os="
Aug 26
Juan dos Santos
,
Leszek Swirski
5
Aug 26
gm.py is working but v8gen.py is not (std::bit_cast not found)
I found a solution, de args.gn parameters for x64 compatible with g++ o gcc are: target_os="
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gm.py is working but v8gen.py is not (std::bit_cast not found)
I found a solution, de args.gn parameters for x64 compatible with g++ o gcc are: target_os="
Aug 26
Juan dos Santos
2
Aug 26
Unable to compile v8 last version
I found a solution, de args.gn parameters for x64 compatible with g++ o gcc are: target_os="
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Unable to compile v8 last version
I found a solution, de args.gn parameters for x64 compatible with g++ o gcc are: target_os="
Aug 26
Yeom Jihun
,
Jakob Kummerow
3
Aug 18
Contributor guidelines are required.
Thank you for your reply. I did some more searching and found what I was looking for. Next time, I
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Contributor guidelines are required.
Thank you for your reply. I did some more searching and found what I was looking for. Next time, I
Aug 18
Kasper Lund
,
Jakob Kummerow
2
Aug 18
Support for platform-specific status file parts?
I'm not opposed, but not entirely convinced either. I don't think there's significant
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Support for platform-specific status file parts?
I'm not opposed, but not entirely convinced either. I don't think there's significant
Aug 18
Ledion Bitincka
,
Claudia
3
Aug 18
json-stringify perf suggestions
Yeah, it makes sense for small strings and when the serialized object doesn't exceed the 256 byte
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json-stringify perf suggestions
Yeah, it makes sense for small strings and when the serialized object doesn't exceed the 256 byte
Aug 18
Caitlin Potter
Aug 13
Design doc: QueryHolders API
Hi there, I recently submitted a CL implementing a version of this API, it's fairly straight
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Design doc: QueryHolders API
Hi there, I recently submitted a CL implementing a version of this API, it's fairly straight
Aug 13
Dan McDonald
, …
Erik Corry
13
Aug 6
V8 seems to assume amd64 pointers have high-16 set to 0, what if they're not?
We use pointer compression, so it might still work for us. On Wed, Aug 6, 2025 at 3:07 PM Olivier
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V8 seems to assume amd64 pointers have high-16 set to 0, what if they're not?
We use pointer compression, so it might still work for us. On Wed, Aug 6, 2025 at 3:07 PM Olivier
Aug 6
Albert Slepak
, …
Albert Slepak
7
Aug 5
GDB Server Patch
Just to follow up, I have submitted the patch for review: https://chromium-review.googlesource.com/c/
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GDB Server Patch
Just to follow up, I have submitted the patch for review: https://chromium-review.googlesource.com/c/
Aug 5
Michael Achenbach
2
Aug 4
Branch cut V8 14.0 on 2025-08-04
Hi, we have officially branched to be prepared for the upcoming Chrome version 140. The base of the
unread,
Branch cut V8 14.0 on 2025-08-04
Hi, we have officially branched to be prepared for the upcoming Chrome version 140. The base of the
Aug 4
Erik Corry
,
Leszek Swirski
5
Aug 4
Status of design document "Generalizing V8's heap interface"
On Fri, Aug 1, 2025 at 3:11 PM Leszek Swirski <les...@chromium.org> wrote: Interesting, I like
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Status of design document "Generalizing V8's heap interface"
On Fri, Aug 1, 2025 at 3:11 PM Leszek Swirski <les...@chromium.org> wrote: Interesting, I like
Aug 4
Sam Parker-Haynes
, …
dmerc...@google.com
4
Jul 11
Clarification on loop terminology
Hi Sam, > This seems to suggest that block->loop_end() is the first block inside the loop, is
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Clarification on loop terminology
Hi Sam, > This seems to suggest that block->loop_end() is the first block inside the loop, is
Jul 11