[ASan] Make printf arguments match format strings better.

git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@158059 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/asan/asan_thread.cc b/lib/asan/asan_thread.cc
index 82de3d7..cef3d20 100644
--- a/lib/asan/asan_thread.cc
+++ b/lib/asan/asan_thread.cc
@@ -74,7 +74,7 @@
   if (FLAG_v >= 1) {
     int local = 0;
     Report("T%d: stack [%p,%p) size 0x%zx; local=%p\n",
-           tid(), stack_bottom_, stack_top_,
+           tid(), (void*)stack_bottom_, (void*)stack_top_,
            stack_top_ - stack_bottom_, &local);
   }
   fake_stack_.Init(stack_size());