zstd

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Correctly detect if linker supports noexecstack

3

When testing for support of multiple flags, the flags must be separated by semicolons not spaces. See https://gitlab.kitware.com/cmake/cmake/-/issues/26024 When referenced elsewhere, enclose the flag variable in quotation marks so that...

ryandesign

Please promote thread pools from experimental to stable

1

I'd love to use the thread pool mechanism to have an application-wide thread pool sized based on the the number of CPUs, allowing multiple concurrent zstd compression jobs to share...

joshtriplett

tests/cli-tests/cltools/zstdless.sh fails with newer version of less

3

**Describe the bug** Specifically, starting with git [tag v611](https://github.com/gwsw/less/commit/dd7d1f50ceba744f0d178d99db3242019618d277), or according to git bisect, [commit b17b0802](https://github.com/gwsw/less/commit/b17b0802471c8b30d4f2f5085f621a5ea9e2d052). The result is as follows: ``` $ZSTD_SYMLINK_DIR='/home/runner/work/zstd-zstdless-test/zstd-zstdless-test/zstd/tests/cli-tests/bin/symlinks' $ZSTD_REPO_DIR='/home/runner/work/zstd-zstdless-test/zstd-zstdless-test/zstd' $DATAGEN_BIN='/home/runner/work/zstd-zstdless-test/zstd-zstdless-test/zstd/tests/datagen' $ZSTDGREP_BIN='/home/runner/work/zstd-zstdless-test/zstd-zstdless-test/zstd/programs/zstdgrep' $ZSTDLESS_BIN='/home/runner/work/zstd-zstdless-test/zstd-zstdless-test/zstd/programs/zstdless' $COMMON='/home/runner/work/zstd-zstdless-test/zstd-zstdless-test/zstd/tests/cli-tests/common' $PATH='/home/runner/work/zstd-zstdless-test/zstd-zstdless-test/zstd/tests/cli-tests/bin:/snap/bin:/home/runner/.local/bin:/opt/pipx_bin:/home/runner/.cargo/bin:/home/runner/.config/composer/vendor/bin:/usr/local/.ghcup/bin:/home/runner/.dotnet/tools:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/games:/snap/bin' $LC_ALL='C'...

nc7s

**Describe the bug** [`check_ipo_supported`](https://cmake.org/cmake/help/latest/module/CheckIPOSupported.html) fails after adding `zstd` as a subdirectory. **To Reproduce** Steps to reproduce the behavior: 1. Here's a repro for the bug: https://github.com/andyroiiid/zstd-cmake-lto-bug.git 2. Clone the repo...

andyroiiid

How to accelerate the process of dictionary training in zstd?

5

I am facing a time-consuming issue with zstd dictionary training when working with large datasets. The slow process has led me to search for ways to speed it up. I...

riyuejiuzhao

this fastest variant is less precise but its speed is suitable for `fast` strategy. since it remains within noise level (

Cyan4973

[clang][windows] x64 assembly in i686 code.

2

Here, the code uses x64 registries while the define works on both x64 and i686, should add another else to build 32bits code. https://github.com/facebook/zstd/blob/2dddf0905619b70c25faeca7f1a39601dc97616f/lib/common/cpu.h#L55-L87 ``` diff --git a/lib/common/cpu.h b/lib/common/cpu.h index...

Nemirtingas

Decompression speed drops when using a shared dictionary on short documents

4

**Describe the bug** When I use a shared dictionary, the decompression speed significantly drops to the level much below when not using the dictionary, if compressing/decompressing small chunks a few...

pkolaczk

Bumps [github/codeql-action](https://github.com/github/codeql-action) from 3.26.2 to 3.26.13. Changelog Sourced from github/codeql-action's changelog. CodeQL Action Changelog See the releases page for the relevant changes to the CodeQL CLI and language packs. Note...

dependabot[bot]

[Question] Do you use GPLv2 or GPLv2+?

1

In process of [adding zstd support in Valgrind](https://bugs.kde.org/show_bug.cgi?id=469782), authors asked if you use GPLv2 or "GPLv2 or later". Mostly because Valgrind itself is GPLv2+, and authors prefer this license over...

topin89