Compilation warnings under Ubuntu

[Steven Van Ingelgem]

Versions:
---------
System: Ubuntu 9.04
uname: Linux steven-desktop 2.6.28-13-generic #45-Ubuntu SMP Tue Jun 30 19:49:51 UTC 2009 i686 GNU/Linux
GCC: gcc (Ubuntu 4.3.3-5ubuntu4) 4.3.3
WX: SVN/61403
DATE: 2009-07-11 09:54:53


/home/steven/wxWidgets/src/regex/rege_dfa.c: In function ‘getvacant’:
/home/steven/wxWidgets/src/regex/rege_dfa.c:570: warning: ‘lastap.ss’ may be used uninitialised in this function
/home/steven/wxWidgets/src/regex/rege_dfa.c:570: warning: ‘lastap.co’ may be used uninitialised in this function
/home/steven/wxWidgets/src/regex/regexec.c: In function ‘wx_re_exec’:
/home/steven/wxWidgets/src/regex/regexec.c:352: warning: ‘cold’ may be used uninitialised in this function
/home/steven/wxWidgets/src/regex/regexec.c:352: note: ‘cold’ was declared here
/home/steven/wxWidgets/src/common/datetime.cpp: In member function ‘wxDateTime::Tm wxDateTime::GetTm(const wxDateTime::TimeZone&) const’:
/home/steven/wxWidgets/src/common/datetime.cpp:1648: warning: ‘tm.wxDateTime::Tm::yday’ may be used uninitialised in this function
/home/steven/wxWidgets/src/common/log.cpp:289: warning: unused parameter ‘info’
/home/steven/wxWidgets/src/common/strconv.cpp: In member function ‘virtual size_t wxMBConvUTF16BE::FromWChar(char*, size_t, const wchar_t*, size_t) const’:
/home/steven/wxWidgets/src/common/strconv.cpp:1663: warning: ‘cc[1]’ may be used uninitialised in this function
/home/steven/wxWidgets/src/common/strconv.cpp: In member function ‘virtual size_t wxMBConvUTF16LE::FromWChar(char*, size_t, const wchar_t*, size_t) const’:
/home/steven/wxWidgets/src/common/strconv.cpp:1580: warning: ‘cc[1]’ may be used uninitialised in this function
/home/steven/wxWidgets/src/unix/utilsunx.cpp: In function ‘wxMemorySize wxGetFreeMemory()’:
/home/steven/wxWidgets/src/unix/utilsunx.cpp:957: warning: ignoring return value of ‘char* fgets(char*, int, FILE*)’, declared with attribute warn_unused_result
/home/steven/wxWidgets/src/unix/utilsunx.cpp:960: warning: ignoring return value of ‘char* fgets(char*, int, FILE*)’, declared with attribute warn_unused_result
/home/steven/wxWidgets/src/gtk/filepicker.cpp: In function ‘void gtk_dirbutton_currentfolderchanged_callback(GtkFileChooserButton*, wxDirButton*)’:
/home/steven/wxWidgets/src/gtk/filepicker.cpp:169: warning: ignoring return value of ‘int chdir(const char*)’, declared with attribute warn_unused_result
/home/steven/wxWidgets/src/gtk/dirdlg.cpp: In function ‘void gtk_dirdialog_ok_callback(GtkWidget*, wxDirDialog*)’:
/home/steven/wxWidgets/src/gtk/dirdlg.cpp:47: warning: ignoring return value of ‘int chdir(const char*)’, declared with attribute warn_unused_result
/home/steven/wxWidgets/src/gtk/filedlg.cpp: In function ‘void gtk_filedialog_ok_callback(GtkWidget*, wxFileDialog*)’:
/home/steven/wxWidgets/src/gtk/filedlg.cpp:80: warning: ignoring return value of ‘int chdir(const char*)’, declared with attribute warn_unused_result
/home/steven/wxWidgets/src/generic/grid.cpp: In member function ‘void wxGridCellAttr::MergeWith(wxGridCellAttr*)’:
/home/steven/wxWidgets/src/generic/grid.cpp:258: warning: ‘vAlign’ may be used uninitialised in this function
/home/steven/wxWidgets/src/generic/grid.cpp:258: warning: ‘hAlign’ may be used uninitialised in this function
/home/steven/wxWidgets/src/unix/joystick.cpp: In member function ‘virtual void* wxJoystickThread::Entry()’:
/home/steven/wxWidgets/src/unix/joystick.cpp:132: warning: ignoring return value of ‘ssize_t read(int, void*, size_t)’, declared with attribute warn_unused_result