[New-bugs-announce] [issue14249] unicodeobject.c: aliasing warnings

[Stefan Krah]

New submission from Stefan Krah <stefan-usenet at bytereef.org>:

There are a couple of aliasing warnings in non-debug mode. For example:

http://www.python.org/dev/buildbot/all/builders/x86%20Gentoo%20Non-Debug%203.x/builds/1741


Objects/object.c:293: warning: ignoring return value of 'fwrite', declared with attribute warn_unused_result
Objects/object.c:302: warning: ignoring return value of 'fwrite', declared with attribute warn_unused_result
Objects/unicodeobject.c:5533: warning: dereferencing pointer 'pblock' does break strict-aliasing rules
Objects/unicodeobject.c:5533: warning: dereferencing pointer 'pblock' does break strict-aliasing rules
Objects/unicodeobject.c:5533: warning: dereferencing pointer 'pblock' does break strict-aliasing rules
Objects/unicodeobject.c:5523: warning: dereferencing pointer 'pblock' does break strict-aliasing rules
Objects/unicodeobject.c:5523: warning: dereferencing pointer 'pblock' does break strict-aliasing rules
cc1: warning: dereferencing pointer 'pblock' does break strict-aliasing rules
cc1: warning: dereferencing pointer 'pblock' does break strict-aliasing rules
cc1: warning: dereferencing pointer 'pblock' does break strict-aliasing rules
Objects/unicodeobject.c:5523: warning: dereferencing pointer 'pblock' does break strict-aliasing rules
Objects/unicodeobject.c:5523: warning: dereferencing pointer 'pblock' does break strict-aliasing rules
Objects/unicodeobject.c:5533: warning: dereferencing pointer 'pblock' does break strict-aliasing rules
Objects/unicodeobject.c:5533: warning: dereferencing pointer 'pblock' does break strict-aliasing rules
Objects/unicodeobject.c:5533: warning: dereferencing pointer 'pblock' does break strict-aliasing rules
cc1: warning: dereferencing pointer 'pblock' does break strict-aliasing rules
cc1: warning: dereferencing pointer 'pblock' does break strict-aliasing rules
cc1: warning: dereferencing pointer 'pblock' does break strict-aliasing rules

----------
components: Build
keywords: buildbot
messages: 155357
nosy: haypo, skrah
priority: normal
severity: normal
status: open
title: unicodeobject.c: aliasing warnings
type: behavior
versions: Python 3.3

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Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue14249>
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