summaryrefslogtreecommitdiffhomepage
path: root/src
diff options
context:
space:
mode:
Diffstat (limited to 'src')
-rw-r--r--src/backtrace.c9
-rw-r--r--src/error.c9
-rw-r--r--src/gc.c5
3 files changed, 14 insertions, 9 deletions
diff --git a/src/backtrace.c b/src/backtrace.c
index 5bf6d3196..45a8cc2de 100644
--- a/src/backtrace.c
+++ b/src/backtrace.c
@@ -111,8 +111,6 @@ each_backtrace(mrb_state *mrb, mrb_int ciidx, mrb_code *pc0, each_backtrace_func
mrb_callinfo *ci;
mrb_irep *irep;
mrb_code *pc;
-
- loc.lineno = -1;
ci = &mrb->c->cibase[i];
@@ -130,11 +128,8 @@ each_backtrace(mrb_state *mrb, mrb_int ciidx, mrb_code *pc0, each_backtrace_func
else {
pc = pc0;
}
-
- if (irep) {
- loc.filename = mrb_debug_get_filename(irep, (uint32_t)(pc - irep->iseq));
- loc.lineno = mrb_debug_get_line(irep, (uint32_t)(pc - irep->iseq));
- }
+ loc.filename = mrb_debug_get_filename(irep, (uint32_t)(pc - irep->iseq));
+ loc.lineno = mrb_debug_get_line(irep, (uint32_t)(pc - irep->iseq));
if (loc.lineno == -1) continue;
diff --git a/src/error.c b/src/error.c
index 14e4ab4d3..13032b136 100644
--- a/src/error.c
+++ b/src/error.c
@@ -255,17 +255,22 @@ mrb_exc_set(mrb_state *mrb, mrb_value exc)
{
if (!mrb->gc.out_of_memory && mrb->backtrace.n > 0) {
mrb_value target_exc = mrb_nil_value();
+ int ai;
+
+ ai = mrb_gc_arena_save(mrb);
if ((mrb->exc && !have_backtrace(mrb, mrb->exc))) {
target_exc = mrb_obj_value(mrb->exc);
}
- else if (!mrb_nil_p(exc) && mrb_obj_ptr(exc) == mrb->backtrace.exc) {
- target_exc = exc;
+ else if (!mrb_nil_p(exc) && mrb->backtrace.exc) {
+ target_exc = mrb_obj_value(mrb->backtrace.exc);
+ mrb_gc_protect(mrb, target_exc);
}
if (!mrb_nil_p(target_exc)) {
mrb_value backtrace;
backtrace = mrb_restore_backtrace(mrb);
set_backtrace(mrb, target_exc, backtrace);
}
+ mrb_gc_arena_restore(mrb, ai);
}
mrb->backtrace.n = 0;
diff --git a/src/gc.c b/src/gc.c
index b23e4869e..e7948e4f5 100644
--- a/src/gc.c
+++ b/src/gc.c
@@ -695,8 +695,13 @@ obj_free(mrb_state *mrb, struct RBasic *obj)
#endif
case MRB_TT_OBJECT:
+ mrb_gc_free_iv(mrb, (struct RObject*)obj);
+ break;
+
case MRB_TT_EXCEPTION:
mrb_gc_free_iv(mrb, (struct RObject*)obj);
+ if ((struct RObject*)obj == mrb->backtrace.exc)
+ mrb->backtrace.exc = 0;
break;
case MRB_TT_CLASS: