| Artem Dergachev | 647804a | 2017-03-28 15:43:26 +0000 | [diff] [blame] | 1 | // RUN: %clang_cc1 -analyze -analyzer-checker=debug.AnalysisOrder -analyzer-config debug.AnalysisOrder:Bind=true -analyzer-config debug.AnalysisOrder:RegionChanges=true %s 2>&1 | FileCheck %s |
| 2 | |
| 3 | struct Super { |
| 4 | virtual void m(); |
| 5 | }; |
| 6 | struct Sub : Super { |
| 7 | virtual void m() {} |
| 8 | }; |
| 9 | |
| 10 | void testTemporaries() { |
| 11 | // This triggers RegionChanges twice: |
| 12 | // - Once for zero-initialization of the structure. |
| 13 | // - Once for creating a temporary region and copying the structure there. |
| 14 | // FIXME: This code shouldn't really produce the extra temporary, however |
| 15 | // that's how we behave for now. |
| 16 | Sub().m(); |
| 17 | } |
| 18 | |
| 19 | void seeIfCheckBindWorks() { |
| 20 | // This should trigger checkBind. The rest of the code shouldn't. |
| 21 | // This also triggers checkRegionChanges after that. |
| 22 | // Note that this function is analyzed first, so the messages would be on top. |
| 23 | int x = 1; |
| 24 | } |
| 25 | |
| 26 | // seeIfCheckBindWorks(): |
| 27 | // CHECK: Bind |
| 28 | // CHECK-NEXT: RegionChanges |
| 29 | |
| 30 | // testTemporaries(): |
| 31 | // CHECK-NEXT: RegionChanges |
| 32 | // CHECK-NEXT: RegionChanges |
| 33 | |
| 34 | // Make sure there's no further output. |
| 35 | // CHECK-NOT: Bind |
| 36 | // CHECK-NOT: RegionChanges |