1 | // RUN: %clang_analyze_cc1 -w -analyzer-checker=core,debug.ExprInspection -analyzer-config c++-allocator-inlining=true -std=c++11 -verify -analyzer-config eagerly-assume=false %s |
2 | |
3 | void clang_analyzer_eval(bool); |
4 | void clang_analyzer_warnIfReached(); |
5 | |
6 | struct S { |
7 | int x; |
8 | S() : x(1) {} |
9 | ~S() {} |
10 | }; |
11 | |
12 | void checkConstructorInlining() { |
13 | S *s = new S; |
14 | clang_analyzer_eval(s->x == 1); // expected-warning{{TRUE}} |
15 | } |
16 | |
17 | void checkNewPOD() { |
18 | int *i = new int; |
19 | clang_analyzer_eval(*i == 0); // expected-warning{{UNKNOWN}} |
20 | int *j = new int(); |
21 | clang_analyzer_eval(*j == 0); // expected-warning{{TRUE}} |
22 | int *k = new int(5); |
23 | clang_analyzer_eval(*k == 5); // expected-warning{{TRUE}} |
24 | } |
25 | |
26 | void checkNewArray() { |
27 | S *s = new S[10]; |
28 | // FIXME: Should be true once we inline array constructors. |
29 | clang_analyzer_eval(s[0].x == 1); // expected-warning{{UNKNOWN}} |
30 | } |
31 | |
32 | struct NullS { |
33 | NullS() { |
34 | if (this) {} |
35 | } |
36 | NullS(int x) { |
37 | if (!this) { |
38 | clang_analyzer_warnIfReached(); // no-warning |
39 | } |
40 | } |
41 | }; |
42 | |
43 | void checkNullThis() { |
44 | NullS *nulls = new NullS(); // no-crash |
45 | NullS *nulls2 = new NullS(0); |
46 | } |
47 | |