[PATCH] [compiler-rt] Add ASan debugging API to get malloc/free stack traces and shadow memory mapping info

[Kuba Brecka]

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Comment at: test/asan/TestCases/debug_stacks.cc:28
@@ +27,3 @@
+  fprintf(stderr, "alloc stack retval %s\n", (num_frames > 0 && num_frames < 10)
+          ? "ok" : ""); // CHECK: alloc stack retval ok
+  fprintf(stderr, "thread id = %d\n", thread_id); // CHECK: thread id = 0
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Alexander Potapenko wrote:
> Please add a second space before "//" here and below.
Not sure if you really just wanted another space, so moving the CHECKs to separate lines as done in all other test cases.

http://reviews.llvm.org/D4466