Pavel Labath | f18bfd4 | 2013-08-28 08:04:08 +0000 | [diff] [blame] | 1 | // RUN: %clang_cc1 -analyze -analyzer-checker=core,debug.ExprInspection -analyzer-store region -std=c++11 -fexceptions -fcxx-exceptions -verify %s |
Jordan Rose | b59b580 | 2012-10-20 02:32:51 +0000 | [diff] [blame] | 2 | // RUN: %clang_cc1 -analyze -analyzer-checker=core,debug.ExprInspection -analyzer-store region -std=c++11 -verify %s |
| 3 | |
| 4 | void clang_analyzer_eval(bool); |
| 5 | |
| 6 | typedef __typeof__(sizeof(int)) size_t; |
| 7 | extern "C" void *malloc(size_t); |
| 8 | |
| 9 | // This is the standard placement new. |
| 10 | inline void* operator new(size_t, void* __p) throw() |
| 11 | { |
| 12 | return __p; |
| 13 | } |
| 14 | |
| 15 | struct NoThrow { |
| 16 | void *operator new(size_t) throw(); |
| 17 | }; |
| 18 | |
| 19 | struct NoExcept { |
| 20 | void *operator new(size_t) noexcept; |
| 21 | }; |
| 22 | |
| 23 | struct DefaultThrow { |
| 24 | void *operator new(size_t); |
| 25 | }; |
| 26 | |
| 27 | struct ExplicitThrow { |
| 28 | void *operator new(size_t) throw(int); |
| 29 | }; |
| 30 | |
| 31 | void testNew() { |
| 32 | clang_analyzer_eval(new NoThrow); // expected-warning{{UNKNOWN}} |
| 33 | clang_analyzer_eval(new NoExcept); // expected-warning{{UNKNOWN}} |
| 34 | |
Pavel Labath | f18bfd4 | 2013-08-28 08:04:08 +0000 | [diff] [blame] | 35 | clang_analyzer_eval(new DefaultThrow); // expected-warning{{TRUE}} |
| 36 | clang_analyzer_eval(new ExplicitThrow); // expected-warning{{TRUE}} |
Jordan Rose | b59b580 | 2012-10-20 02:32:51 +0000 | [diff] [blame] | 37 | } |
| 38 | |
| 39 | void testNewArray() { |
Pavel Labath | f18bfd4 | 2013-08-28 08:04:08 +0000 | [diff] [blame] | 40 | clang_analyzer_eval(new NoThrow[2]); // expected-warning{{TRUE}} |
| 41 | clang_analyzer_eval(new NoExcept[2]); // expected-warning{{TRUE}} |
| 42 | clang_analyzer_eval(new DefaultThrow[2]); // expected-warning{{TRUE}} |
| 43 | clang_analyzer_eval(new ExplicitThrow[2]); // expected-warning{{TRUE}} |
Jordan Rose | b59b580 | 2012-10-20 02:32:51 +0000 | [diff] [blame] | 44 | } |
| 45 | |
| 46 | extern void *operator new[](size_t, int) noexcept; |
| 47 | |
| 48 | void testNewArrayNoThrow() { |
| 49 | clang_analyzer_eval(new (1) NoThrow[2]); // expected-warning{{UNKNOWN}} |
| 50 | clang_analyzer_eval(new (1) NoExcept[2]); // expected-warning{{UNKNOWN}} |
| 51 | clang_analyzer_eval(new (1) DefaultThrow[2]); // expected-warning{{UNKNOWN}} |
| 52 | clang_analyzer_eval(new (1) ExplicitThrow[2]); // expected-warning{{UNKNOWN}} |
| 53 | } |