blob: 0d9f31598545c45767504483b1966db1f0324668 [file] [log] [blame]
// RUN: %clangxx_asan -O0 %s -o %t
// RUN: env ASAN_OPTIONS=malloc_context_size=0:fast_unwind_on_malloc=0 not %run %t 2>&1 | FileCheck %s
// RUN: env ASAN_OPTIONS=malloc_context_size=0:fast_unwind_on_malloc=1 not %run %t 2>&1 | FileCheck %s
// RUN: env ASAN_OPTIONS=malloc_context_size=1:fast_unwind_on_malloc=0 not %run %t 2>&1 | FileCheck %s
// RUN: env ASAN_OPTIONS=malloc_context_size=1:fast_unwind_on_malloc=1 not %run %t 2>&1 | FileCheck %s
// RUN: env ASAN_OPTIONS=malloc_context_size=2 not %run %t 2>&1 | FileCheck %s --check-prefix=TWO
int main() {
char *x = new char[20];
delete[] x;
return x[0];
// CHECK: freed by thread T{{.*}} here:
// CHECK-NEXT: #0 0x{{.*}} in {{operator delete( )?\[\]|wrap__ZdaPv}}
// CHECK-NOT: #1 0x{{.*}}
// CHECK: previously allocated by thread T{{.*}} here:
// CHECK-NEXT: #0 0x{{.*}} in {{operator new( )?\[\]|wrap__Znam}}
// CHECK-NOT: #1 0x{{.*}}
// CHECK: SUMMARY: AddressSanitizer: heap-use-after-free
// TWO: previously allocated by thread T{{.*}} here:
// TWO-NEXT: #0 0x{{.*}}
// TWO-NEXT: #1 0x{{.*}} in main {{.*}}malloc_context_size.cc
// TWO: SUMMARY: AddressSanitizer: heap-use-after-free
}