[New-bugs-announce] [issue40714] Remove compile warning from _zoneinfo.c

[Dong-hee Na]

New submission from Dong-hee Na <donghee.na92 at gmail.com>:

/Users/corona10/oss/cpython/Modules/_zoneinfo.c:1487:9: warning: variable
      'dst_offset' is used uninitialized whenever 'if' condition is true
      [-Wsometimes-uninitialized]
    if (*p == '\0') {
        ^~~~~~~~~~
/Users/corona10/oss/cpython/Modules/_zoneinfo.c:1544:50: note: uninitialized use
      occurs here
    build_tzrule(std_abbr, dst_abbr, std_offset, dst_offset, start, end, out);
                                                 ^~~~~~~~~~
/Users/corona10/oss/cpython/Modules/_zoneinfo.c:1487:5: note: remove the 'if' if
      its condition is always false
    if (*p == '\0') {
    ^~~~~~~~~~~~~~~~~
/Users/corona10/oss/cpython/Modules/_zoneinfo.c:1460:32: note: initialize the
      variable 'dst_offset' to silence this warning
    long std_offset, dst_offset;
                               ^
                                = 0
/Users/corona10/oss/cpython/Modules/_zoneinfo.c:1910:19: warning: suggest braces
      around initialization of subobject [-Wmissing-braces]
    _tzrule rv = {0};
                  ^
                  {}

----------
messages: 369525
nosy: corona10
priority: normal
severity: normal
status: open
title: Remove compile warning from _zoneinfo.c
type: enhancement
versions: Python 3.10

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Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue40714>
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