saffire break backtrace

gistfile1.txt

#0  0x00007ffff6b21411 in vfprintf () from /lib/libc.so.6
#1  0x00007ffff6b26a00 in ?? () from /lib/libc.so.6
#2  0x00007ffff6b215de in vfprintf () from /lib/libc.so.6
#3  0x000000000041b80f in _output (f=0x7ffff6e59860, format=0x426842 "Error: ", args=0x0) at components/general/output.c:36
#4  0x000000000041bb14 in error_and_die (exitcode=1, format=0x41ed40 "line %lu: %s\n") at components/general/output.c:81
#5  0x000000000040df52 in yyerror (ast=0x7fffffffe448, err=0x7fffffffe370 "syntax error, unexpected end of file, expecting ';'")
    at components/compiler/saffire.y:42
#6  0x0000000000411ffa in yyparse (ast_root=0x7fffffffe448) at components/compiler/parser.tab.c:3886
#7  0x0000000000408ad8 in ast_generate_tree (fp=0x630030) at components/compiler/ast.c:68
#8  0x00000000004093ce in ast_generate_from_file (source_file=0x7fffffffe96c "test.sf") at components/compiler/ast.c:359
#9  0x000000000040334b in do_exec () at main/commands/exec.c:64
#10 0x0000000000402bac in _exec_command (cmd=0x62c3e0, argc=1, argv=0x7fffffffe750) at main/saffire.c:129
#11 0x0000000000402dcd in main (argc=0, argv=0x7fffffffe758) at main/saffire.c:205