| // REQUIRES: asan_runtime |
| // RUN: %target-swift-frontend -emit-ir -sanitize=address -sanitize-recover=address %s | %FileCheck %s -check-prefix=ASAN_RECOVER |
| // RUN: %target-swift-frontend -emit-ir -sanitize=address %s | %FileCheck %s -check-prefix=ASAN_NO_RECOVER |
| // RUN: %target-swift-frontend -emit-ir -sanitize-recover=address %s | %FileCheck %s -check-prefix=NO_ASAN_RECOVER |
| |
| // ASAN_RECOVER: declare void @__asan_loadN_noabort( |
| // ASAN_NO_RECOVER: declare void @__asan_loadN( |
| |
| let size:Int = 128; |
| let x = UnsafeMutablePointer<UInt8>.allocate(capacity: size) |
| x.initialize(repeating: 0, count: size) |
| x.advanced(by: 0).pointee = 5; |
| print("Read first element:\(x.advanced(by: 0).pointee)") |
| x.deallocate(); |
| |
| // There should be no ASan instrumentation in this case. |
| // NO_ASAN_RECOVER-NOT: declare void @__asan_load |
