nullptr check

2025-08-13 13:15:14 +08:00
parent fdc251c55f
commit 08cf515e28
1 changed files with 4 additions and 0 deletions
--- a/nac3core/irrt/irrt/mem.hpp
+++ b/nac3core/irrt/irrt/mem.hpp
@@ -8,12 +8,16 @@ extern "C" void nac3_free(void *ptr);

 template<typename SizeT>
 void __nac3_rc_incr_impl(void *obj)  {
+    if (!obj) return;
+
    SizeT *p = (SizeT *) obj;
    *(p - 1) += 1;
 }

 template<typename SizeT>
 void __nac3_rc_decr_impl(void *obj) {
+    if (!obj) return;
+
    SizeT *p = (SizeT *) obj;
    *(p - 1) -= 1;