localhost ~ # emerge -pv xorg-x11

These are the packages that would be merged, in order:

Calculating dependencies... done!
[ebuild     U ] x11-proto/inputproto-1.4.3-r1 [1.4.1] USE="(-debug%)" 53 kB
[ebuild     U ] x11-libs/xtrans-1.0.4 [1.0.3] USE="-debug" 102 kB
[ebuild     U ] x11-apps/xinit-1.0.8-r2 [1.0.3-r4] USE="hal%* pam%* -debug -minimal" 115 kB
[ebuild     U ] x11-proto/compositeproto-0.4 [0.3.1] USE="(-debug%)" 45 kB
[ebuild     U ] x11-proto/xf86dgaproto-2.0.3 [2.0.2] USE="(-debug%)" 43 kB
[ebuild     U ] x11-proto/renderproto-0.9.3 [0.9.2] USE="(-debug%)" 53 kB
[ebuild     U ] app-doc/xorg-docs-1.4-r1 [1.4] USE="-doc (-debug%)" 8,106 kB
[ebuild     U ] x11-apps/xmodmap-1.0.3 [1.0.2] USE="-debug" 101 kB
[ebuild     U ] x11-apps/setxkbmap-1.0.4 [1.0.2] USE="-debug" 91 kB
[ebuild     U ] x11-libs/libSM-1.0.3 [1.0.2] USE="ipv6 -debug" 219 kB
[ebuild  N    ] x11-libs/pixman-0.10.0  USE="-debug" 305 kB
[ebuild  N    ] x11-misc/xkeyboard-config-1.2  573 kB
[ebuild     U ] x11-libs/libX11-1.1.4 [1.1.1-r1] USE="ipv6 -debug -xcb" 1,540 kB
[ebuild     U ] x11-libs/libXxf86dga-1.0.2 [1.0.1] USE="-debug" 213 kB
[ebuild     U ] x11-libs/libXcomposite-0.4.0 [0.3.1] USE="-debug" 213 kB
[ebuild     U ] x11-libs/libXfont-1.3.2 [1.2.8] USE="ipv6 -debug" 571 kB
[ebuild     U ] x11-libs/libXrender-0.9.4 [0.9.2] USE="-debug" 222 kB
[ebuild     U ] x11-libs/libXpm-3.5.7 [3.5.6] USE="-debug" 350 kB
[ebuild     U ] x11-libs/libXi-1.1.3 [1.1.0] USE="-debug" 243 kB
[ebuild     U ] x11-apps/xrandr-1.2.3 [1.2.0] USE="-debug" 109 kB
[ebuild     U ] x11-apps/xhost-1.0.2 [1.0.1] USE="ipv6 -debug" 96 kB
[ebuild     U ] x11-libs/libXtst-1.0.3 [1.0.1] USE="-debug" 220 kB
[ebuild     U ] x11-apps/iceauth-1.0.2 [1.0.1] USE="-debug" 95 kB
[ebuild     U ] x11-libs/libXcursor-1.1.9 [1.1.8] USE="-debug" 230 kB
[ebuild     U ] media-libs/mesa-7.0.2 [6.5.2-r1] USE="-debug -doc -motif (-nptl*) -pic% -xcb (-hardened%)" VIDEO_CARDS="i810 mach64 mga r128 radeon s3virge savage sis tdfx trident via -none (-sunffb)" 3,275 kB
[ebuild     U ] x11-libs/libXaw-1.0.4 [1.0.3] USE="xprint -debug" 506 kB
[ebuild     U ] x11-drivers/xf86-input-dynapro-1.1.2 [1.1.0] USE="-debug" 236 kB
[ebuild     U ] x11-drivers/xf86-input-magellan-1.2.0 [1.1.0] USE="-debug" 236 kB
[ebuild  N    ] x11-drivers/xf86-video-openchrome-0.2.902  USE="dri -debug" 425 kB
[ebuild     U ] x11-drivers/xf86-input-citron-2.2.1 [2.2.0] USE="-debug" 247 kB
[ebuild     U ] x11-drivers/xf86-input-microtouch-1.2.0 [1.1.0] USE="-debug" 239 kB
[ebuild     U ] x11-drivers/xf86-input-calcomp-1.1.2 [1.1.0] USE="-debug" 239 kB
[ebuild     U ] x11-drivers/xf86-input-penmount-1.3.0 [1.2.0] USE="-debug" 238 kB
[ebuild     U ] x11-drivers/xf86-input-elo2300-1.1.1 [1.1.0] USE="-debug" 220 kB
[ebuild     U ] x11-drivers/xf86-input-vmmouse-12.5.0 [12.4.1] USE="-debug" 243 kB
[ebuild     U ] x11-drivers/ati-drivers-8.471.3-r11 [8.42.3-r10] USE="acpi distribution -debug% (-multilib%)" 52,181 kB [1]
[ebuild     U ] x11-drivers/xf86-input-spaceorb-1.1.1 [1.1.0] USE="-debug" 217 kB
[ebuild     U ] x11-base/xorg-server-1.4.0.90-r4 [1.3.0.0-r1] USE="dri hal%* xorg xprint (-3dfx) -debug -dmx -ipv6* -kdrive -minimal (-nptl*) -sdl*" INPUT_DEVICES="acecad aiptek calcomp citron digitaledge dmc dynapro elo2300 elographics evdev fpit hyperpen jamstudio joystick keyboard magellan microtouch mouse mutouch palmax penmount spaceorb summa synaptics tek4957 ur98 vmmouse void wacom" VIDEO_CARDS="apm ark chips cirrus cyrix dummy epson fbdev fglrx%* glint i128 i810 mach64 mga neomagic nv nvidia* r128 radeon rendition s3 s3virge savage siliconmotion sis sisusb tdfx tga trident tseng v4l vesa vga via vmware voodoo (-amd) (-i740) (-impact) (-imstt) (-newport) (-nsc) (-sunbw2) (-suncg14) (-suncg3) (-suncg6) (-sunffb) (-sunleo) (-suntcx) (-vermilion) (-xgi)" 6,168 kB [1]
[ebuild     U ] x11-drivers/xf86-input-keyboard-1.3.0 [1.1.1] USE="-debug" 259 kB
[ebuild     U ] x11-base/xorg-x11-7.3 [7.2] 0 kB
[blocks B     ] >=x11-base/xorg-server-1.4 (is blocking x11-base/xgl-0.0.1_pre20070105)
[blocks B     ] x11-misc/xkbdata (is blocking x11-misc/xkeyboard-config-1.2)
[blocks B     ] x11-misc/xkeyboard-config (is blocking x11-misc/xkbdata-1.0.1)

Total: 40 packages (37 upgrades, 3 new, 3 blocks), Size of downloads: 78,819 kB
Portage tree and overlays:
 [0] /usr/portage
 [1] /usr/portage/local/layman/sabayon