#1099: macirb segfault ---------------------------+------------------------------------------------ Reporter: lucas@… | Owner: lsansonetti@… Type: defect | Status: new Priority: blocker | Milestone: MacRuby 0.9 Component: MacRuby | Keywords: ---------------------------+------------------------------------------------ macirb segfaults when executing the following script: {{{ k, a, b, a1, b1 = 2, 4, 1, 12, 4 while TRUE # Next approximation p, q, k = k*k, 2*k+1, k+1 a, b, a1, b1 = a1, b1, p*a+q*a1, p*b+q*b1 # Print common digits d = a / b d1 = a1 / b1 while d == d1 print d $stdout.flush a, a1 = 10*(a%b), 10*(a1%b1) d, d1 = a/b, a1/b1 end end }}} MacRuby 0.9 (ruby 1.9.2) [universal-darwin10.0, x86_64] Backtrace: {{{ Program received signal EXC_BAD_ACCESS, Could not access memory. Reason: KERN_INVALID_ADDRESS at address: 0xfffffffdfff49067 0x00007fff8312a700 in _class_getSuperclass () (gdb) backtrace #0 0x00007fff8312a700 in _class_getSuperclass () #1 0x000000010002a5cf in rb_objc_type () #2 0x0000000100068e99 in rb_fix_mul () #3 0x000000010014b3bb in rb_vm_dispatch () #4 0x0000000102d5bfa6 in ?? () #5 0x0000000102d9e0e2 in ?? () #6 0x0000000102d9d8e2 in ?? () #7 0x0000000100162aa3 in rb_vm_run () #8 0x0000000100162df1 in rb_vm_run_under () #9 0x0000000100102397 in rb_f_eval () #10 0x000000010014ad85 in rb_vm_dispatch () #11 0x0000000100ce280c in dyld_stub_strncpy () #12 0x0000000100ce3b1a in MREP_C4FCC80C17B94A8A840A6F05C9DA0933 () #13 0x000000010014b36b in rb_vm_dispatch () #14 0x0000000100ce280c in dyld_stub_strncpy () #15 0x0000000100ce42cb in MREP_C4FCC80C17B94A8A840A6F05C9DA0933 () #16 0x000000010014b3bb in rb_vm_dispatch () #17 0x0000000100ce280c in dyld_stub_strncpy () #18 0x0000000100ce4c50 in MREP_C4FCC80C17B94A8A840A6F05C9DA0933 () #19 0x000000010014b3bb in rb_vm_dispatch () #20 0x0000000103bbe58c in dyld_stub_strncpy () #21 0x0000000103bbfa82 in MREP_E35DF62E8300447DAFB57E2B34A3A72E () #22 0x000000010014b3bb in rb_vm_dispatch () #23 0x0000000103bbe58c in dyld_stub_strncpy () #24 0x0000000103bbfeac in MREP_E35DF62E8300447DAFB57E2B34A3A72E () #25 0x000000010014b3bb in rb_vm_dispatch () #26 0x0000000103bbe58c in dyld_stub_strncpy () #27 0x0000000103bc011a in MREP_E35DF62E8300447DAFB57E2B34A3A72E () #28 0x000000010014b396 in rb_vm_dispatch () #29 0x0000000102d5bfa6 in ?? () #30 0x0000000102d5ab86 in ?? () #31 0x0000000102d5a26b in ?? () #32 0x0000000102d5a173 in ?? () #33 0x0000000100162aa3 in rb_vm_run () #34 0x0000000100041790 in ruby_run_node () #35 0x0000000100000d28 in main () }}} -- Ticket URL: <http://www.macruby.org/trac/ticket/1099> MacRuby <http://macruby.org/>