1// REQUIRES: shell
2// RUN: %clang_cc1 -analyze -analyzer-checker=core -verify %s
3// (sanity check)
4
5// RUN: rm -rf %t.dir
6// RUN: mkdir -p %t.dir
7// RUN: %clang_cc1 -analyze -analyzer-checker=core -analyzer-output=plist-html -o %t.dir/index.plist %s
8// RUN: ls %t.dir | grep \\.html | count 1
9// RUN: grep \\.html %t.dir/index.plist | count 1
10
11// This tests two things: that the two calls to null_deref below are coalesced
12// into a single bug by both the plist and HTML diagnostics, and that the plist
13// diagnostics have a reference to the HTML diagnostics. (It would be nice to
14// check more carefully that the two actually match, but that's hard to write
15// in a lit RUN line.)
16
17#define CALL_FN(a) null_deref(a)
18
19void null_deref(int *a) {
20  if (a)
21    return;
22  *a = 1; // expected-warning{{null}}
23}
24
25void test1() {
26  CALL_FN(0);
27}
28
29void test2(int *p) {
30  CALL_FN(p);
31}
32