[PATCH] D57863: [safestack] Simplify tinfo location calculation

[Vitaly Buka via Phabricator via llvm-commits]

vitalybuka marked an inline comment as done.
vitalybuka added inline comments.


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Comment at: compiler-rt/lib/safestack/safestack.cc:235
   void *addr = unsafe_stack_alloc(size, guard);
-  struct tinfo *tinfo =
-      (struct tinfo *)(((char *)addr) + size - sizeof(struct tinfo));
+  struct tinfo *tinfo = reinterpret_cast<struct tinfo *>(addr);
   tinfo->start_routine = start_routine;
----------------
vlad.tsyrklevich wrote:
> Shouldn't this be addr+guard?
unsafe_stack_alloc already does that


Repository:
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  https://reviews.llvm.org/D57863/new/

https://reviews.llvm.org/D57863