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docs: update supported compiler versions to match the C++17 requirement #1404

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serge-sans-paille merged 1 commit into from
Sep 17, 2026
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docs: update supported compiler versions to match the C++17 requirement #1404

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11 changes: 6 additions & 5 deletions README.md
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Expand Up @@ -51,20 +51,21 @@ The mathematical functions are a lightweight implementation of the algorithms or

## Requirements

`xsimd` requires a C++17 compliant compiler. The following C++ compilers are supported:
`xsimd` builds with any C++17 compliant compiler. Official support covers the
compilers tested in the CI:

Compiler | Version
------------------------|-------------------------------
Microsoft Visual Studio | MSVC 2015 update 2 and above
g++ | 4.9 and above
clang | 4.0 and above
Microsoft Visual Studio | MSVC 2022 and above
g++ | 10 and above
clang | 16 and above

The following SIMD instruction set extensions are supported:

Architecture | Instruction set extensions
-------------|-----------------------------------------------------
x86 | SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, AVX, AVX2, FMA3+SSE, FMA3+AVX, FMA3+AVX2
x86 | AVX512BW, AVX512CD, AVX512DQ, AVX512F, AVX512VL (gcc7 and higher)
x86 | AVX512BW, AVX512CD, AVX512DQ, AVX512F, AVX512VL
x86 AMD | FMA4
ARM | NEON, NEON64, SVE128/256/512 (fixed vector size)
WebAssembly | WASM
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11 changes: 6 additions & 5 deletions docs/source/index.rst
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Expand Up @@ -55,7 +55,7 @@ The following SIMD instruction set extensions are supported:
+==============+=========================================================+
| x86 | SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, AVX, FMA3, AVX2 |
+--------------+---------------------------------------------------------+
| x86 | AVX512 (gcc7 and higher) |
| x86 | AVX512 |
+--------------+---------------------------------------------------------+
| x86 AMD | same as above + FMA4 |
+--------------+---------------------------------------------------------+
Expand All @@ -69,16 +69,17 @@ The following SIMD instruction set extensions are supported:
+--------------+---------------------------------------------------------+


`xsimd` requires a C++17 compliant compiler. The following C++ compilers are supported:
`xsimd` builds with any C++17 compliant compiler. Official support covers the
compilers tested in the CI:

+-------------------------+-------------------------------+
| Compiler | Version |
+=========================+===============================+
| Microsoft Visual Studio | MSVC 2015 update 2 and above |
| Microsoft Visual Studio | MSVC 2022 and above |
+-------------------------+-------------------------------+
| g++ | 4.9 and above |
| g++ | 10 and above |
+-------------------------+-------------------------------+
| clang | 3.7 and above |
| clang | 16 and above |
+-------------------------+-------------------------------+

Licensing
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