// RUN: %clang_analyze_cc1 -analyzer-output=plist -analyzer-config notes-as-events=true -o %t.plist -std=c++11 -analyzer-checker=alpha.clone.CloneChecker -analyzer-config alpha.clone.CloneChecker:MinimumCloneComplexity=10 -verify %s
// RUN: %normalize_plist <%t.plist | diff -ub %S/Inputs/expected-plists/plist-diagnostics-notes-as-events.cpp.plist -

void log();

int max(int a, int b) { // expected-warning{{Duplicate code detected}}
  log();
  if (a > b)
    return a;
  return b;
}

int maxClone(int a, int b) { // no-note (converted into event)
  log();
  if (a > b)
    return a;
  return b;
}

