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From "Martin Sebor (JIRA)" <j...@apache.org>
Subject [jira] Commented: (STDCXX-941) [HP aCC 3] many warnings 887: Type T is smaller than type U, unwanted widening in value may result.
Date Tue, 20 May 2008 21:16:55 GMT

    [ https://issues.apache.org/jira/browse/STDCXX-941?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12598475#action_12598475
] 

Martin Sebor commented on STDCXX-941:
-------------------------------------

The change at [r649646|http://svn.apache.org/viewvc?rev=649646&view=rev] introduced in
4.2.1 was the source of 370 of these warnings:
{noformat}
$ gunzip -c hpux-11.23-pa-acc-3.63-12D-657235-log.gz.txt | grep "loc/_ctype.h\", line 544
# Type 'unsigned int'" | wc -l
370
{noformat}

> [HP aCC 3] many warnings 887: Type T is smaller than type U, unwanted widening in value
may result.
> ---------------------------------------------------------------------------------------------------
>
>                 Key: STDCXX-941
>                 URL: https://issues.apache.org/jira/browse/STDCXX-941
>             Project: C++ Standard Library
>          Issue Type: Bug
>          Components: 22. Localization
>    Affects Versions: 4.2.1
>         Environment: aCC: HP ANSI C++ B3910B A.03.73
>            Reporter: Martin Sebor
>            Assignee: Martin Sebor
>             Fix For: 4.2.2
>
>   Original Estimate: 1h
>  Remaining Estimate: 1h
>
> The following (complete useless) warning is pervasive in stdcxx 4.2.1 builds with aCC
3:
> {noformat}
> aCC -c    -mt -I$(TOPDIR)/include -I$(BUILDDIR)/include  -AA  +O2  +DD64 +w +W392,655,684,818,819,849
 +Z  $(TOPDIR)/src/ctype.cpp
> Warning (suggestion) 887: "$(TOPDIR)/include/loc/_ctype.h", line 544 # Type 'unsigned
int' is smaller than type 'unsigned long', unwanted widening in value may result.
>         const _RWSTD_SIZE_T __inx = _RWSTD_STATIC_CAST (_RWSTD_UWCHAR_INT_T, __c);
>                                     ^^^^^^^^^^^^^^^^^^                            
> {noformat}

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