gcc 4.1, 4.2, and 4.4 all take less than 30 seconds to compile this file. but gcc-4.3 can easily take more like 5 minutes.
the file comes from the preprocessed output of a file in the ruby package. -- Summary: [4.3 Regression] compiling ruby (yacc) output takes inordinate amount of time on x86 with -O2 Product: gcc Version: 4.3.3 Status: UNCONFIRMED Severity: normal Priority: P3 Component: pending AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: vapier at gentoo dot org GCC target triplet: i686-pc-linux-gnu http://gcc.gnu.org/bugzilla/show_bug.cgi?id=39657