RUBY_VM_CONTROL_FRAME_STACK_OVERFLOW_P  986 eval.c         	    !RUBY_VM_CONTROL_FRAME_STACK_OVERFLOW_P(th, cfp)));
RUBY_VM_CONTROL_FRAME_STACK_OVERFLOW_P  390 vm.c               while (!RUBY_VM_CONTROL_FRAME_STACK_OVERFLOW_P(th, cfp)) {
RUBY_VM_CONTROL_FRAME_STACK_OVERFLOW_P  402 vm.c               while (!RUBY_VM_CONTROL_FRAME_STACK_OVERFLOW_P(th, cfp)) {
RUBY_VM_CONTROL_FRAME_STACK_OVERFLOW_P  420 vm.c               while (!RUBY_VM_CONTROL_FRAME_STACK_OVERFLOW_P(th, cfp)) {
RUBY_VM_CONTROL_FRAME_STACK_OVERFLOW_P 1085 vm.c           	if (RUBY_VM_CONTROL_FRAME_STACK_OVERFLOW_P(th, cfp)) {
RUBY_VM_CONTROL_FRAME_STACK_OVERFLOW_P  903 vm_eval.c          if (RUBY_VM_CONTROL_FRAME_STACK_OVERFLOW_P(th, prev_cfp)) return NULL;
RUBY_VM_CONTROL_FRAME_STACK_OVERFLOW_P 1943 vm_insnhelper.c 	    if (RUBY_VM_CONTROL_FRAME_STACK_OVERFLOW_P(th, cfp)) {