http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49833
--- Comment #14 from H.J. Lu <hjl.tools at gmail dot com> 2011-07-25 19:39:27 UTC --- Another problem: [hjl@gnu-6 gcc]$ cat /tmp/bar.c typedef unsigned int Elf32_Addr; extern void _start (void); int dl_main ( Elf32_Addr *user_entry) { if (*user_entry == (Elf32_Addr) _start) return 0; else return 1; } [hjl@gnu-6 gcc]$ ./xgcc -B./ -S -O2 -fPIC /tmp/bar.c -mx32 -std=gnu99 -dp /tmp/bar.c: In function ‘dl_main’: /tmp/bar.c:10:1: error: unrecognizable insn: (insn 6 5 7 3 (set (reg:SI 67) (symbol_ref:SI ("_start") [flags 0x41] <function_decl 0x7faad972ff00 _start>)) /tmp/bar.c:6 -1 (nil)) /tmp/bar.c:10:1: internal compiler error: in extract_insn, at recog.c:2115 Please submit a full bug report, with preprocessed source if appropriate. See <http://gcc.gnu.org/bugs.html> for instructions. [hjl@gnu-6 gcc]$