Something in this series broke bootstrap on AIX, probably Power in general.
- David /nasfarm/edelsohn/src/src/gcc/gimple-pretty-print.c: In function 'void pp_gimple_stmt_1(pretty_printer*, gimple*, int, dump_flags_t)': /nasfarm/edelsohn/src/src/gcc/gimple-pretty-print.c:2645:1: error: invalid rtl sharing found in the insn } ^ (debug_insn 5082 5081 5083 (var_location:DI flags (concatn/v:DI [ (reg:SI 1564 [ flags ]) (reg:SI 1565 [ flags+4 ]) ])) "/nasfarm/edelsohn/src/src/gcc/gimple-pretty-print.c":2583 -1 (nil)) /nasfarm/edelsohn/src/src/gcc/gimple-pretty-print.c:2645:1: error: shared rtx (concatn/v:DI [ (reg:SI 1564 [ flags ]) (reg:SI 1565 [ flags+4 ]) ]) during RTL pass: outof_cfglayout /nasfarm/edelsohn/src/src/gcc/gimple-pretty-print.c:2645:1: internal compiler error: internal consistency failure