[PATCH] D20751: [esan] Add sideline itimer support

[Mike Aizatsky via llvm-commits]

aizatsky added inline comments.

================
Comment at: lib/esan/esan_sideline_linux.cpp:49
@@ +48,3 @@
+      return;
+    Thread->sampleFunc(Thread->FuncArg);
+  } else
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I think you should add overrun detection in case your function is slow from day 1.
You would get very unreliable results if you hit this, and it would be hard to tell why,


http://reviews.llvm.org/D20751