diff --git a/ChangeLog b/ChangeLog index 22eceac578..bf2c52ddf2 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,10 @@ +Wed Apr 21 00:26:17 2010 Yusuke Endoh + + * compile.c (NODE_NEXT, NODE_REDO): add dummy putnil instruction to + fix stack consistency error. [ruby-core:28172] + + * bootstraptest/test_jump.rb: add a test for above. + Wed Apr 21 00:16:44 2010 Yusuke Endoh * ext/zlib/zlib.c (rb_deflate_params): update buf_filled count because diff --git a/bootstraptest/test_jump.rb b/bootstraptest/test_jump.rb index bfb380e45b..9484df8852 100644 --- a/bootstraptest/test_jump.rb +++ b/bootstraptest/test_jump.rb @@ -271,3 +271,14 @@ assert_normal_exit %q{ end end.call } + +assert_normal_exit %q{ + while true + begin + raise + next + rescue + end + break + end +}, '[ruby-core:28172]' diff --git a/compile.c b/compile.c index e96e34da5b..f1a04feaba 100644 --- a/compile.c +++ b/compile.c @@ -3359,6 +3359,9 @@ iseq_compile_each(rb_iseq_t *iseq, LINK_ANCHOR *ret, NODE * node, int poped) ADD_ADJUST(ret, nd_line(node), iseq->compile_data->redo_label); ADD_INSNL(ret, nd_line(node), jump, iseq->compile_data->start_label); ADD_ADJUST_RESTORE(ret, splabel); + if (!poped) { + ADD_INSN(ret, nd_line(node), putnil); + } } else if (iseq->compile_data->end_label) { LABEL *splabel = NEW_LABEL(0); @@ -3424,6 +3427,9 @@ iseq_compile_each(rb_iseq_t *iseq, LINK_ANCHOR *ret, NODE * node, int poped) add_ensure_iseq(ret, iseq, 0); ADD_INSNL(ret, nd_line(node), jump, iseq->compile_data->redo_label); ADD_ADJUST_RESTORE(ret, splabel); + if (!poped) { + ADD_INSN(ret, nd_line(node), putnil); + } } else if (iseq->type == ISEQ_TYPE_EVAL) { redo_in_eval: