Hi, hope that also could help Has package builder we also build kBuid http://koji.fedoraproject.org/koji/packageinfo?packageID=7356 , after use kBuid compile with gcc 4.7 I got this error on building virtuaBox /usr/bin/kmk_sed: file /builddir/build/BUILD/VirtualBox-4.1.8_OSE/src/VBox/Runtime/common/err/errmsg.sed line 31: Unmatched [ or [^ kmk: *** [/builddir/build/BUILD/VirtualBox-4.1.8_OSE/obj/obj/Runtime/errmsgdata.h] Error 1 kmk: *** Deleting file `/builddir/build/BUILD/VirtualBox-4.1.8_OSE/obj/obj/Runtime/errmsgdata.h' kmk: *** Waiting for unfinished jobs.... build virtualbox with same kBuild but that was build with gcc 4.6 I don't have this problem using kBuild-0.1.98-1.r1.fc17 works, using kBuild-0.1.98-2.r1.fc17 I got this error, with kmk_sed. Any clue is appreciated Thanks, -- Sérgio M. B. -- devel mailing list devel@xxxxxxxxxxxxxxxxxxxxxxx https://admin.fedoraproject.org/mailman/listinfo/devel