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* vm_core.h, vm.c, proc.c: fix GC mark miss on bindings.
[ruby-dev:48616] [Bug #10368] * test/ruby/test_eval.rb: add a test code. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@48000 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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ktsj
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5 changed files with 69 additions and 29 deletions
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@ -1,3 +1,10 @@
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Sat Oct 18 20:38:48 2014 Kazuki Tsujimoto <kazuki@callcc.net>
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* vm_core.h, vm.c, proc.c: fix GC mark miss on bindings.
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[ruby-dev:48616] [Bug #10368]
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* test/ruby/test_eval.rb: add a test code.
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Fri Oct 17 22:47:11 2014 Tanaka Akira <akr@fsij.org>
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* pack.c (pack_unpack): Add casts for char references for 'u'.
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36
proc.c
36
proc.c
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@ -247,6 +247,7 @@ binding_mark(void *ptr)
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bind = ptr;
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RUBY_MARK_UNLESS_NULL(bind->env);
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RUBY_MARK_UNLESS_NULL(bind->path);
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RUBY_MARK_UNLESS_NULL(bind->blockprocval);
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}
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RUBY_MARK_LEAVE("binding");
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}
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@ -267,8 +268,8 @@ const rb_data_type_t ruby_binding_data_type = {
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NULL, NULL, RUBY_TYPED_FREE_IMMEDIATELY
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};
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static VALUE
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binding_alloc(VALUE klass)
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VALUE
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rb_binding_alloc(VALUE klass)
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{
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VALUE obj;
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rb_binding_t *bind;
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@ -280,12 +281,13 @@ binding_alloc(VALUE klass)
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static VALUE
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binding_dup(VALUE self)
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{
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VALUE bindval = binding_alloc(rb_cBinding);
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VALUE bindval = rb_binding_alloc(rb_cBinding);
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rb_binding_t *src, *dst;
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GetBindingPtr(self, src);
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GetBindingPtr(bindval, dst);
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dst->env = src->env;
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dst->path = src->path;
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dst->blockprocval = src->blockprocval;
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dst->first_lineno = src->first_lineno;
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return bindval;
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}
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@ -302,30 +304,7 @@ binding_clone(VALUE self)
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VALUE
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rb_binding_new_with_cfp(rb_thread_t *th, const rb_control_frame_t *src_cfp)
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{
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rb_control_frame_t *cfp = rb_vm_get_binding_creatable_next_cfp(th, src_cfp);
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rb_control_frame_t *ruby_level_cfp = rb_vm_get_ruby_level_next_cfp(th, src_cfp);
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VALUE bindval, envval;
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rb_binding_t *bind;
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if (cfp == 0 || ruby_level_cfp == 0) {
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rb_raise(rb_eRuntimeError, "Can't create Binding Object on top of Fiber.");
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}
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while (1) {
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envval = rb_vm_make_env_object(th, cfp);
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if (cfp == ruby_level_cfp) {
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break;
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}
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cfp = rb_vm_get_binding_creatable_next_cfp(th, RUBY_VM_PREVIOUS_CONTROL_FRAME(cfp));
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}
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bindval = binding_alloc(rb_cBinding);
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GetBindingPtr(bindval, bind);
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bind->env = envval;
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bind->path = ruby_level_cfp->iseq->location.path;
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bind->first_lineno = rb_vm_get_sourceline(ruby_level_cfp);
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return bindval;
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return rb_vm_make_binding(th, src_cfp);
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}
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VALUE
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@ -2485,9 +2464,10 @@ proc_binding(VALUE self)
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}
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}
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bindval = binding_alloc(rb_cBinding);
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bindval = rb_binding_alloc(rb_cBinding);
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GetBindingPtr(bindval, bind);
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bind->env = proc->envval;
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bind->blockprocval = proc->blockprocval;
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if (RUBY_VM_NORMAL_ISEQ_P(proc->block.iseq)) {
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bind->path = proc->block.iseq->location.path;
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bind->first_lineno = FIX2INT(rb_iseq_first_lineno(proc->block.iseq->self));
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@ -484,4 +484,19 @@ class TestEval < Test::Unit::TestCase
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assert_same a, b
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end
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def test_gced_binding_block
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assert_normal_exit %q{
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def m
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binding
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end
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GC.stress = true
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b = nil
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tap do
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b = m {}
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end
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0.times.to_a
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b.eval('yield')
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}, '[Bug #10368]'
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end
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end
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37
vm.c
37
vm.c
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@ -688,6 +688,39 @@ rb_vm_make_proc(rb_thread_t *th, const rb_block_t *block, VALUE klass)
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return procval;
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}
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/* Binding */
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VALUE
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rb_vm_make_binding(rb_thread_t *th, const rb_control_frame_t *src_cfp)
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{
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rb_control_frame_t *cfp = rb_vm_get_binding_creatable_next_cfp(th, src_cfp);
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rb_control_frame_t *ruby_level_cfp = rb_vm_get_ruby_level_next_cfp(th, src_cfp);
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VALUE bindval, envval;
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rb_binding_t *bind;
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VALUE blockprocval = 0;
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if (cfp == 0 || ruby_level_cfp == 0) {
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rb_raise(rb_eRuntimeError, "Can't create Binding Object on top of Fiber.");
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}
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while (1) {
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envval = vm_make_env_object(th, cfp, &blockprocval);
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if (cfp == ruby_level_cfp) {
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break;
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}
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cfp = rb_vm_get_binding_creatable_next_cfp(th, RUBY_VM_PREVIOUS_CONTROL_FRAME(cfp));
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}
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bindval = rb_binding_alloc(rb_cBinding);
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GetBindingPtr(bindval, bind);
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bind->env = envval;
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bind->path = ruby_level_cfp->iseq->location.path;
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bind->blockprocval = blockprocval;
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bind->first_lineno = rb_vm_get_sourceline(ruby_level_cfp);
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return bindval;
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}
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VALUE *
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rb_binding_add_dynavars(rb_binding_t *bind, int dyncount, const ID *dynvars)
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{
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@ -699,6 +732,7 @@ rb_binding_add_dynavars(rb_binding_t *bind, int dyncount, const ID *dynvars)
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NODE *node = 0;
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ID minibuf[4], *dyns = minibuf;
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VALUE idtmp = 0;
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VALUE blockprocval = 0;
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if (dyncount < 0) return 0;
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@ -719,7 +753,8 @@ rb_binding_add_dynavars(rb_binding_t *bind, int dyncount, const ID *dynvars)
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ALLOCV_END(idtmp);
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vm_set_eval_stack(th, iseqval, 0, base_block);
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bind->env = rb_vm_make_env_object(th, th->cfp);
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bind->env = vm_make_env_object(th, th->cfp, &blockprocval);
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bind->blockprocval = blockprocval;
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vm_pop_frame(th);
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GetEnvPtr(bind->env, env);
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@ -771,6 +771,7 @@ extern const rb_data_type_t ruby_binding_data_type;
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typedef struct {
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VALUE env;
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VALUE path;
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VALUE blockprocval; /* for GC mark */
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unsigned short first_lineno;
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} rb_binding_t;
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@ -887,6 +888,7 @@ rb_block_t *rb_vm_control_frame_block_ptr(rb_control_frame_t *cfp);
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/* VM related object allocate functions */
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VALUE rb_thread_alloc(VALUE klass);
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VALUE rb_proc_wrap(VALUE klass, rb_proc_t *); /* may use with rb_proc_alloc */
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VALUE rb_binding_alloc(VALUE klass);
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/* for debug */
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extern void rb_vmdebug_stack_dump_raw(rb_thread_t *, rb_control_frame_t *);
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@ -908,6 +910,7 @@ int rb_thread_method_id_and_class(rb_thread_t *th, ID *idp, VALUE *klassp);
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VALUE rb_vm_invoke_proc(rb_thread_t *th, rb_proc_t *proc,
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int argc, const VALUE *argv, const rb_block_t *blockptr);
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VALUE rb_vm_make_proc(rb_thread_t *th, const rb_block_t *block, VALUE klass);
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VALUE rb_vm_make_binding(rb_thread_t *th, const rb_control_frame_t *src_cfp);
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VALUE rb_vm_make_env_object(rb_thread_t *th, rb_control_frame_t *cfp);
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VALUE rb_vm_env_local_variables(VALUE envval);
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VALUE rb_binding_new_with_cfp(rb_thread_t *th, const rb_control_frame_t *src_cfp);
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