On the IRA branch (using revision 134357) compiling linux-2.6.24.4/arch/x86/video.c for i386 fails with:
/there.pentium4/build_i386/staging_dir/usr/bin/i386-linux-uclibc-gcc -fomit-frame-pointer -Os -mtune=i386 -fira -c -o bug.o emitting_wrong_bpl_or_dil.c emitting_wrong_bpl_or_dil.c: Assembler messages: emitting_wrong_bpl_or_dil.c:23: Error: bad register name `%bpl' $ /there.pentium4/build_i386/staging_dir/usr/bin/i386-linux-uclibc-gcc -fomit-frame-pointer -Os -mtune=i386 -fira -c -o bug.o emitting_wrong_bpl_or_dil.c -DDIL emitting_wrong_bpl_or_dil.c: Assembler messages: emitting_wrong_bpl_or_dil.c:23: Error: bad register name `%dil' -- Summary: [IRA] wrong Product: gcc Version: 4.4.0 Status: UNCONFIRMED Keywords: wrong-code, assemble-failure Severity: normal Priority: P3 Component: c AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: aldot at gcc dot gnu dot org http://gcc.gnu.org/bugzilla/show_bug.cgi?id=35963