The unix version crashes #38
Description
The following code results in segmentation fault:
gen = (i for i in range(10))
for i in gen: print(i)
Compiling with debugging symbols (-g) and running though gdb gives this:
Current directory is /home/alex/micropython/unix/
GNU gdb (GDB) 7.5.91.20130417-cvs-ubuntu
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Reading symbols from /home/alex/micropython/unix/py...done.
(gdb) run
Starting program: /home/alex/micropython/unix/py
gen = (i for i in range(10))
gen.next()
Program received signal SIGSEGV, Segmentation fault.
0x000000000041acbf in mp_obj_print_helper (print=0x41abcd <printf_wrapper>, env=0x0, o_in=0x64fe30) at ../py/obj.c:40
(gdb) where
#0 0x000000000041acbf in mp_obj_print_helper (print=0x41abcd <printf_wrapper>, env=0x0, o_in=0x64fe30) at ../py/obj.c:40
#1 0x000000000041ad2c in mp_obj_print (o_in=0x64fe30) at ../py/obj.c:49
#2 0x000000000041e82b in mp_builtin___repl_print__ (o=0x64fe30) at ../py/builtin.c:45
#3 0x000000000041c534 in fun_native_call_n (self_in=0x635030, n_args=1, args=0x7fffffffe350) at ../py/objfun.c:35
#4 0x0000000000419cea in rt_call_function_n (fun_in=0x635030, n_args=1, args=0x7fffffffe350) at ../py/runtime.c:698
#5 0x0000000000421148 in mp_execute_byte_code_2 (ip_in_out=0x7fffffffe300, fastn=0x7fffffffe310, sp_in_out=0x7fffffffe2f8) at ../py/vm.c:435
#6 0x000000000041f9a5 in mp_execute_byte_code (code=0x6502c0 "", args=0x0, n_args=0, n_state=2) at ../py/vm.c:56
#7 0x000000000041c8a8 in fun_bc_call_n (self_in=0x652580, n_args=0, args=0x0) at ../py/objfun.c:145
#8 0x0000000000419cea in rt_call_function_n (fun_in=0x652580, n_args=0, args=0x0) at ../py/runtime.c:698
#9 0x0000000000419c1a in rt_call_function_0 (fun=0x652580) at ../py/runtime.c:672
#10 0x0000000000400fef in do_repl () at main.c:94
#11 0x00000000004011ec in main (argc=1, argv=0x7fffffffe5c8) at main.c:215
(gdb)