compilation errors of trunk version on mac os x expected?

[emacs user]

hello,  Does anyone know if these compilation error messages are a bug
or to be expected?  I still get occasional crashes and am wondering if
these are related...  cheers, E


gcc -c  -Demacs -DHAVE_CONFIG_H  -I. -I/usr/local/emacs/trunk/src -I../
lib -I/usr/local/emacs/trunk/src/../lib        -I/opt/local/include/
libxml2   -I/opt/local/include/dbus-1.0 -I/opt/local/lib/dbus-1.0/
include        -MMD -MF deps/dbusbind.d  -I/opt/local/include   -
Wimplicit-function-declaration -Wold-style-definition -Wdeclaration-
after-statement -Wno-pointer-sign  -g -O2 dbusbind.c
dbusbind.c: In function 'xd_retrieve_arg':
dbusbind.c:679: warning: comparison is always false due to limited
range of data type
dbusbind.c:679: warning: comparison is always false due to limited
range of data type
dbusbind.c:690: warning: comparison is always false due to limited
range of data type
dbusbind.c:690: warning: comparison is always false due to limited
range of data type
gcc -c  -Demacs -DHAVE_CONFIG_H  -I. -I/usr/local/emacs/trunk/src -I../
lib -I/usr/local/emacs/trunk/src/../lib        -I/opt/local/include/
libxml2   -I/opt/local/include/dbus-1.0 -I/opt/local/lib/dbus-1.0/
include        -MMD -MF deps/emacs.d  -I/opt/local/include   -
Wimplicit-function-declaration -Wold-style-definition -Wdeclaration-
after-statement -Wno-pointer-sign  -g -O2 emacs.c
emacs.c: In function 'main':
emacs.c:732: warning: implicit declaration of function
'unexec_init_emacs_zone'
gcc -c  -Demacs -DHAVE_CONFIG_H  -I. -I/usr/local/emacs/trunk/src -I../
lib -I/usr/local/emacs/trunk/src/../lib        -I/opt/local/include/
libxml2   -I/opt/local/include/dbus-1.0 -I/opt/local/lib/dbus-1.0/
include        -MMD -MF deps/dired.d  -I/opt/local/include   -
Wimplicit-function-declaration -Wold-style-definition -Wdeclaration-
after-statement -Wno-pointer-sign  -g -O2 dired.c
dired.c: In function 'Ffile_attributes':
dired.c:1000: warning: comparison is always false due to limited range
of data type
dired.c:1000: warning: comparison is always false due to limited range
of data type
dired.c:1004: warning: comparison is always false due to limited range
of data type
dired.c:1004: warning: comparison is always false due to limited range
of data type
dired.c:1052: warning: comparison is always false due to limited range
of data type
dired.c:1052: warning: comparison is always false due to limited range
of data type
gcc -c  -Demacs -DHAVE_CONFIG_H  -I. -I/usr/local/emacs/trunk/src -I../
lib -I/usr/local/emacs/trunk/src/../lib        -I/opt/local/include/
libxml2   -I/opt/local/include/dbus-1.0 -I/opt/local/lib/dbus-1.0/
include        -MMD -MF deps/font.d  -I/opt/local/include   -Wimplicit-
function-declaration -Wold-style-definition -Wdeclaration-after-
statement -Wno-pointer-sign  -g -O2 font.c
font.c: In function 'Ffont_get_glyphs':
font.c:4778: warning: comparison is always false due to limited range
of data type
gcc -c  -Demacs -DHAVE_CONFIG_H  -I. -I/usr/local/emacs/trunk/src -I../
lib -I/usr/local/emacs/trunk/src/../lib        -I/opt/local/include/
libxml2   -I/opt/local/include/dbus-1.0 -I/opt/local/lib/dbus-1.0/
include        -MMD -MF deps/nsterm.d  -I/opt/local/include   -
Wimplicit-function-declaration -Wold-style-definition -Wdeclaration-
after-statement -Wno-pointer-sign  -g -O2  nsterm.m
nsterm.m: In function '-[EmacsView keyDown:]':
nsterm.m:4576: warning: 'wantsToDelayTextChangeNotifications' is
deprecated (declared at /System/Library/Frameworks/AppKit.framework/
Headers/NSInputManager.h:112)
nsterm.m: In function '-[EmacsView initFrameFromEmacs:]':
nsterm.m:5184: warning: class 'EmacsView' does not implement the
'NSWindowDelegate' protocol
nsterm.m: In function '-[EmacsScroller setPosition:portion:whole:]':
nsterm.m:5895: warning: 'setFloatValue:knobProportion:' is deprecated
(declared at /System/Library/Frameworks/AppKit.framework/Headers/
NSScroller.h:107)
nsterm.m:5902: warning: 'setFloatValue:knobProportion:' is deprecated
(declared at /System/Library/Frameworks/AppKit.framework/Headers/
NSScroller.h:107)
gcc -c  -Demacs -DHAVE_CONFIG_H  -I. -I/usr/local/emacs/trunk/src -I../
lib -I/usr/local/emacs/trunk/src/../lib        -I/opt/local/include/
libxml2   -I/opt/local/include/dbus-1.0 -I/opt/local/lib/dbus-1.0/
include        -MMD -MF deps/nsmenu.d  -I/opt/local/include   -
Wimplicit-function-declaration -Wold-style-definition -Wdeclaration-
after-statement -Wno-pointer-sign  -g -O2  nsmenu.m
nsmenu.m: In function 'ns_update_menubar':
nsmenu.m:460: warning: class 'EmacsMenu' does not implement the
'NSMenuDelegate' protocol
nsmenu.m: In function '-[EmacsMenu initWithTitle:frame:]':
nsmenu.m:536: warning: class 'EmacsMenu' does not implement the
'NSMenuDelegate' protocol
nsmenu.m: In function '-[EmacsMenu fillWithWidgetValue:]':
nsmenu.m:700: warning: 'sizeToFit' is deprecated (declared at /System/
Library/Frameworks/AppKit.framework/Headers/NSMenu.h:281)
nsmenu.m: In function '-[EmacsToolbar initForView:withIdentifier:]':
nsmenu.m:1109: warning: class 'EmacsToolbar' does not implement the
'NSToolbarDelegate' protocol
nsmenu.m: In function '-[EmacsTooltip init]':
nsmenu.m:1240: warning: class 'EmacsTooltip' does not implement the
'NSWindowDelegate' protocol
gcc -c  -Demacs -DHAVE_CONFIG_H  -I. -I/usr/local/emacs/trunk/src -I../
lib -I/usr/local/emacs/trunk/src/../lib        -I/opt/local/include/
libxml2   -I/opt/local/include/dbus-1.0 -I/opt/local/lib/dbus-1.0/
include        -MMD -MF deps/nsselect.d  -I/opt/local/include   -
Wimplicit-function-declaration -Wold-style-definition -Wdeclaration-
after-statement -Wno-pointer-sign  -g -O2  nsselect.m
nsselect.m: In function 'ns_string_from_pasteboard':
nsselect.m:348: warning: 'cString' is deprecated (declared at /System/
Library/Frameworks/Foundation.framework/Headers/NSString.h:367)
nsselect.m:353: warning: 'lossyCString' is deprecated (declared at /
System/Library/Frameworks/Foundation.framework/Headers/NSString.h:368)
gcc -c  -Demacs -DHAVE_CONFIG_H  -I. -I/usr/local/emacs/trunk/src -I../
lib -I/usr/local/emacs/trunk/src/../lib        -I/opt/local/include/
libxml2   -I/opt/local/include/dbus-1.0 -I/opt/local/lib/dbus-1.0/
include        -MMD -MF deps/nsimage.d  -I/opt/local/include   -
Wimplicit-function-declaration -Wold-style-definition -Wdeclaration-
after-statement -Wno-pointer-sign  -g -O2  nsimage.m
nsimage.m: In function '+[EmacsImage allocInitFromFile:]':
nsimage.m:192: warning: 'bestRepresentationForDevice:' is deprecated
(declared at /System/Library/Frameworks/AppKit.framework/Headers/
NSImage.h:128)
gcc -c  -Demacs -DHAVE_CONFIG_H  -I. -I/usr/local/emacs/trunk/src -I../
lib -I/usr/local/emacs/trunk/src/../lib        -I/opt/local/include/
libxml2   -I/opt/local/include/dbus-1.0 -I/opt/local/lib/dbus-1.0/
include        -MMD -MF deps/nsfont.d  -I/opt/local/include   -
Wimplicit-function-declaration -Wold-style-definition -Wdeclaration-
after-statement -Wno-pointer-sign  -g -O2  nsfont.m
nsfont.m: In function 'nsfont_open':
nsfont.m:881: warning: 'CGFontCreateWithPlatformFont' is deprecated
(declared at /System/Library/Frameworks/ApplicationServices.framework/
Frameworks/CoreGraphics.framework/Headers/CGFont.h:60)