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GH-113632: update configure.ac for WebAssembly support tiers #115192

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Feb 9, 2024
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GH-113632: update configure.ac for WebAssembly support tiers #115192

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GH-113632: update configure.ac for WebAssembly support tiers
brettcannon Feb 9, 2024
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6 changes: 6 additions & 0 deletions Doc/whatsnew/3.13.rst
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Expand Up @@ -1339,6 +1339,12 @@ Build Changes
:ref:`limited C API <limited-c-api>`.
(Contributed by Victor Stinner in :gh:`85283`.)

* ``wasm32-wasi`` is now a tier 2 platform.
(Contributed by Brett Cannon in :gh:`115192`.)

* ``wasm32-emscripten`` is no longer a supported platform.
(Contributed by Brett Cannon in :gh:`115192`.)


C API Changes
=============
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2 changes: 2 additions & 0 deletions Misc/NEWS.d/next/Build/2024-02-08-17-38-56.gh-issue-113632.y9KIGb.rst
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@@ -0,0 +1,2 @@
Promote WASI to a tier 2 platform and drop Emscripten from tier 3 in
configure.ac.
6 changes: 2 additions & 4 deletions configure
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3 changes: 1 addition & 2 deletions configure.ac
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Expand Up @@ -973,14 +973,13 @@ AS_CASE([$host/$ac_cv_cc_name],
[aarch64-*-linux-gnu/gcc], [PY_SUPPORT_TIER=2], dnl Linux ARM64, glibc, gcc+clang
[aarch64-*-linux-gnu/clang], [PY_SUPPORT_TIER=2],
[powerpc64le-*-linux-gnu/gcc], [PY_SUPPORT_TIER=2], dnl Linux on PPC64 little endian, glibc, gcc
[wasm32-unknown-wasi/clang], [PY_SUPPORT_TIER=2], dnl WebAssembly System Interface, clang
[x86_64-*-linux-gnu/clang], [PY_SUPPORT_TIER=2], dnl Linux on AMD64, any vendor, glibc, clang

[aarch64-pc-windows-msvc/msvc], [PY_SUPPORT_TIER=3], dnl Windows ARM64, MSVC
[armv7l-*-linux-gnueabihf/gcc], [PY_SUPPORT_TIER=3], dnl ARMv7 LE with hardware floats, any vendor, glibc, gcc
[powerpc64le-*-linux-gnu/clang], [PY_SUPPORT_TIER=3], dnl Linux on PPC64 little endian, glibc, clang
[s390x-*-linux-gnu/gcc], [PY_SUPPORT_TIER=3], dnl Linux on 64bit s390x (big endian), glibc, gcc
[wasm32-unknown-emscripten/clang], [PY_SUPPORT_TIER=3], dnl WebAssembly Emscripten
[wasm32-unknown-wasi/clang], [PY_SUPPORT_TIER=3], dnl WebAssembly System Interface
[x86_64-*-freebsd*/clang], [PY_SUPPORT_TIER=3], dnl FreeBSD on AMD64
[PY_SUPPORT_TIER=0]
)
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