diff options
| -rw-r--r-- | ChangeLog | 5 | ||||
| -rw-r--r-- | eval_intern.h | 2 |
2 files changed, 6 insertions, 1 deletions
@@ -1,3 +1,8 @@ +Mon Nov 15 23:54:45 2010 Yusuke Endoh <mame@tsg.ne.jp> + + * eval_intern.h (CHECK_STACK_OVERFLOW): it was not intended to add + size_t to a pointer typed VALUE*. Coverity Scan found this defect. + Mon Nov 15 23:41:21 2010 Yusuke Endoh <mame@tsg.ne.jp> * compile.c (iseq_set_exception_local_table, iseq_set_local_table, diff --git a/eval_intern.h b/eval_intern.h index 549953acfc..428a2d81ff 100644 --- a/eval_intern.h +++ b/eval_intern.h @@ -172,7 +172,7 @@ enum ruby_tag_type { #define SCOPE_SET(f) (rb_vm_cref()->nd_visi = (f)) #define CHECK_STACK_OVERFLOW(cfp, margin) do \ - if (((VALUE *)(cfp)->sp) + (margin) + sizeof(rb_control_frame_t) >= ((VALUE *)cfp)) { \ + if ((VALUE *)((char *)(((VALUE *)(cfp)->sp) + (margin)) + sizeof(rb_control_frame_t)) >= ((VALUE *)cfp)) { \ rb_exc_raise(sysstack_error); \ } \ while (0) |