8000 [3.8] bpo-40052: Fix alignment issue in PyVectorcall_Function() (GH-23999) by encukou · Pull Request #24120 · python/cpython · GitHub
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[3.8] bpo-40052: Fix alignment issue in PyVectorcall_Function() (GH-23999) #24120

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Merged
merged 1 commit into from
Jan 12, 2021
Merged

[3.8] bpo-40052: Fix alignment issue in PyVectorcall_Function() (GH-23999) #24120

merged 1 commit into from
Jan 12, 2021

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@encukou encukou commented Jan 5, 2021 •
edited by bedevere-bot
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In file included from /usr/include/python3.8/Python.h:147:
In file included from /usr/include/python3.8/abstract.h:837:
/usr/include/python3.8/cpython/abstract.h:91:11: error: cast from 'char *' to 'vectorcallfunc *'
(aka 'struct _object *(**)(struct _object *, struct _object *const *, unsigned long, struct _object *)')
increases required alignment from 1 to 8 [-Werror,-Wcast-align]

    ptr = (vectorcallfunc*)(((char *)callable) + offset);
          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
1 error generated.

Co-authored-by: Petr Viktorin encukou@gmail.com
Co-Authored-By: Andreas Schneider asn@cryptomilk.org
Co-Authored-By: Antoine Pitrou antoine@python.org.
(cherry picked from commit 056c082)

https://bugs.python.org/issue40052

@encukou
A864 [3.8] bpo-40052: Fix alignment issue in PyVectorcall_Function() (pyth…
14c044d 
…onGH-23999)

```
In file included from /usr/include/python3.8/Python.h:147:
In file included from /usr/include/python3.8/abstract.h:837:
/usr/include/python3.8/cpython/abstract.h:91:11: error: cast from 'char *' to 'vectorcallfunc *'
(aka 'struct _object *(**)(struct _object *, struct _object *const *, unsigned long, struct _object *)')
increases required alignment from 1 to 8 [-Werror,-Wcast-align]

    ptr = (vectorcallfunc*)(((char *)callable) + offset);
          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
1 error generated.
```
Co-Authored-By: Andreas Schneider <asn@cryptomilk.org>
Co-Authored-By: Antoine Pitrou <antoine@python.org>.
(cherry picked from commit 056c082)

Co-authored-by: Petr Viktorin <encukou@gmail.com>
@bedevere-bot bedevere-bot mentioned this pull request Jan 5, 2021
Merged
@encukou encukou merged commit 187f76d into python:3.8 Jan 12, 2021
@encukou encukou deleted the backport-056c082-3.8 branch January 12, 2021 14:45
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@encukou @the-knights-who-say-ni @bedevere-bot
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