Add mj_markStack and mj_freeStack as public API functions.

Also add asan instrumentation to detect stack frame leakages (i.e. `mj_markStack` without a corresponding `mj_freeStack` in the same caller function). PiperOrigin-RevId: 562625645 Change-Id: I4e3ff66ca0b9d08ed0a95cef45393db8e3053e22
2023-09-04 17:03:23 -07:00
parent 9308e1d383
commit 94a8705ad0
17 changed files with 311 additions and 45 deletions
@@ -157,6 +157,7 @@ struct mjData_ {

  // stack pointer
  size_t  pstack;            // first available mjtNum address in stack
+  size_t  pbase;             // value of pstack when mj_markStack was last called

  // arena pointer
  size_t  parena;            // first available byte in arena