text: // RUN: %clang_analyze_cc1 -analyzer-checker=core -verify %s
  // (basic correctness check)
  
  // RUN: rm -rf %t.dir
  // RUN: mkdir -p %t.dir
  //
  // RUN: %clang_analyze_cc1 -o %t.dir/index.plist %s \
  // RUN:   -analyzer-checker=core -analyzer-output=plist-html
  //
  // RUN: ls %t.dir | grep '\.html' | count 1
  // RUN: grep '\.html' %t.dir/index.plist | count 1
  
  // This tests two things: that the two calls to null_deref below are coalesced
  // into a single bug by both the plist and HTML diagnostics, and that the plist
  // diagnostics have a reference to the HTML diagnostics. (It would be nice to
  // check more carefully that the two actually match, but that's hard to write
  // in a lit RUN line.)
  
  #define CALL_FN(a) null_deref(a)
  
  void null_deref(int *a) {
    if (a)
      return;
    *a = 1; // expected-warning{{null}}
  }
  
  void test1() {
    CALL_FN(0);
  }
  
  void test2(int *p) {
    CALL_FN(p);
  }
  