File: fix-unaligned-access.patch

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Index: h5py/h5py/_conv.pyx
===================================================================
--- h5py.orig/h5py/_conv.pyx	2021-08-24 16:51:44.055509270 +0200
+++ h5py/h5py/_conv.pyx	2021-11-09 23:46:16.889853530 +0100
@@ -841,8 +841,8 @@
 
     H5Tconvert(intype.id, outtype.id, len, data, NULL, H5P_DEFAULT)
 
-    in_vlen[0].len = len
-    in_vlen[0].ptr = data
+    memcpy(&in_vlen[0].len, &len, sizeof(size_t))
+    memcpy(&in_vlen[0].ptr, &data, sizeof(void*))
 
     return 0