I just tried to compile the new Linux kernel 2.6.25 with the new GNU C compiler version 4.4 snapshot 20080418
The GNU C compiler said drivers/char/cyclades.c: In function 'cyz_load_fw': drivers/char/cyclades.c:5421: error: invalid use of void expression drivers/char/cyclades.c:5421: error: invalid use of void expression drivers/char/cyclades.c:5421: error: invalid use of void expression drivers/char/cyclades.c:5421: error: invalid use of void expression Preprocessed source code attached. Flag -Os required -- Summary: Linux kernel code fails to compile with -Os Product: gcc Version: 4.4.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: dcb314 at hotmail dot com GCC host triplet: suse-linux-x86_64 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=35992