| 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 | |