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gh-110190: Fix ctypes structs with array on Windows ARM64 #114753

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Merged
merged 2 commits into from
Jan 30, 2024
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gh-110190: Fix ctypes structs with array on Windows ARM64 #114753

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gh-110190: Fix ctypes structs with array on Windows ARM64
diegorusso Jan 30, 2024
8b454f0
📜🤖 Added by blurb_it.
blurb-it[bot] Jan 30, 2024
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1 change: 1 addition & 0 deletions Misc/NEWS.d/next/Library/2024-01-30-15-34-08.gh-issue-110190.Z5PQQX.rst
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@@ -0,0 +1 @@
Fix ctypes structs with array on Windows ARM64 platform by setting ``MAX_STRUCT_SIZE`` to 32 in stgdict. Patch by Diego Russo
2 changes: 1 addition & 1 deletion Modules/_ctypes/stgdict.c
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Expand Up @@ -707,7 +707,7 @@ PyCStructUnionType_update_stgdict(PyObject *type, PyObject *fields, int isStruct
/*
* The value of MAX_STRUCT_SIZE depends on the platform Python is running on.
*/
#if defined(__aarch64__) || defined(__arm__)
#if defined(__aarch64__) || defined(__arm__) || defined(_M_ARM64)
# define MAX_STRUCT_SIZE 32
#elif defined(__powerpc64__)
# define MAX_STRUCT_SIZE 64
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