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| author | Pablo Galindo <Pablogsal@gmail.com> | 2020-10-21 21:46:52 (GMT) |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2020-10-21 21:46:52 (GMT) |
| commit | b451b0e9a772f009f4161f7a46476190d0d17ac1 (patch) | |
| tree | f25e00d32d535a732f4bf189a892a04d7479c6cf /Doc/whatsnew | |
| parent | 27f1bd8787d24ac53cc3dc6ea5eb00b8a3499839 (diff) | |
| download | cpython-b451b0e9a772f009f4161f7a46476190d0d17ac1.zip cpython-b451b0e9a772f009f4161f7a46476190d0d17ac1.tar.gz cpython-b451b0e9a772f009f4161f7a46476190d0d17ac1.tar.bz2 | |
bpo-38980: Add -fno-semantic-interposition when building with optimizations (GH-22862)
Diffstat (limited to 'Doc/whatsnew')
| -rw-r--r-- | Doc/whatsnew/3.10.rst | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/Doc/whatsnew/3.10.rst b/Doc/whatsnew/3.10.rst index e275a7c..e464be6 100644 --- a/Doc/whatsnew/3.10.rst +++ b/Doc/whatsnew/3.10.rst @@ -256,6 +256,14 @@ Optimizations It is about 36% faster now. (Contributed by Pablo Galindo and Yury Selivanov in :issue:`42093`.) +* When building Python with ``--enable-optimizations`` now + ``-fno-semantic-interposition`` is added to both the compile and link line. + This speeds builds of the Python interpreter created with ``--enable-shared`` + with ``gcc`` by up to 30%. See `this article + <https://developers.redhat.com/blog/2020/06/25/red-hat-enterprise-linux-8-2-brings-faster-python-3-8-run-speeds/>`_ + for more details. (Contributed by Victor Stinner and Pablo Galindo in + :issue:`38980`) + Deprecated ========== |