From b10c3b6d51d7fb0597670d88a537d713b445098e Mon Sep 17 00:00:00 2001 From: usa Date: Sun, 31 Aug 2014 08:14:15 +0000 Subject: merge revision(s) 46465,46469,46484: [Backport #9961] * vm.c (rb_vm_rewind_cfp): add new function to rewind specified cfp with invoking RUBY_EVENT_C_RETURN. [Bug #9961] * vm_core.h: ditto. * eval.c (rb_protect): use it. * eval.c (rb_rescue2): ditto. * vm_eval.c (rb_iterate): ditto. * test/ruby/test_settracefunc.rb: add a test. * vm_core.h (rb_name_err_mesg_new): * vm_eval.c (rb_catch_protect): fix same problem of [Bug #9961]. * vm_eval.c (rb_iterate): ditto. * vm_core.h (rb_vm_rewind_cfp): add the prototype declaration. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_0_0@47342 b2dd03c8-39d4-4d8f-98ff-823fe69b080e --- vm_eval.c | 18 ++++-------------- 1 file changed, 4 insertions(+), 14 deletions(-) (limited to 'vm_eval.c') diff --git a/vm_eval.c b/vm_eval.c index da2b094bf0..dff323f105 100644 --- a/vm_eval.c +++ b/vm_eval.c @@ -1068,18 +1068,7 @@ rb_iterate(VALUE (* it_proc) (VALUE), VALUE data1, th->errinfo = Qnil; retval = GET_THROWOBJ_VAL(err); - /* check skipped frame */ - while (th->cfp != cfp) { -#if VMDEBUG - printf("skipped frame: %s\n", vm_frametype_name(th->cfp)); -#endif - if (VM_FRAME_TYPE(th->cfp) != VM_FRAME_MAGIC_CFUNC) { - vm_pop_frame(th); - } - else { /* unlikely path */ - rb_vm_pop_cfunc_frame(); - } - } + rb_vm_rewind_cfp(th, cfp); } else{ /* SDR(); printf("%p, %p\n", cdfp, escape_dfp); */ @@ -1090,10 +1079,11 @@ rb_iterate(VALUE (* it_proc) (VALUE), VALUE data1, VALUE *cep = cfp->ep; if (cep == escape_ep) { + rb_vm_rewind_cfp(th, cfp); + state = 0; th->state = 0; th->errinfo = Qnil; - th->cfp = cfp; goto iter_retry; } } @@ -1835,7 +1825,7 @@ rb_catch_obj(VALUE tag, VALUE (*func)(), VALUE data) val = (*func)(tag, data, 1, &tag, Qnil); } else if (state == TAG_THROW && RNODE(th->errinfo)->u1.value == tag) { - th->cfp = saved_cfp; + rb_vm_rewind_cfp(th, saved_cfp); val = th->tag->retval; th->errinfo = Qnil; state = 0; -- cgit v1.2.3