http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50053
--- Comment #4 from gee <jojelino at gmail dot com> 2011-10-22 19:33:19 UTC --- ;; ;; Full RTL generated for this function: ;; (note 1 0 4 NOTE_INSN_DELETED) (note 4 1 2 2 [bb 2] NOTE_INSN_BASIC_BLOCK) (insn 2 4 3 2 (set (reg/f:SI 61 [ this ]) (reg:SI 2 cx [ this ])) /tmp/gcc/libjava/gnu/gcj/convert/Input_8859_1.java:19 -1 (nil)) cx again, maybe it would be related to http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50725 except that it is compiled without -mtune=core2 -mstackrealign.