[rustc.git] / src / compiler-rt / test / asan / TestCases / malloc_context_size.cc

// RUN: %clangxx_asan -O0 %s -o %t
// RUN: %env_asan_opts=malloc_context_size=0:fast_unwind_on_malloc=0 not %run %t 2>&1 | FileCheck %s
// RUN: %env_asan_opts=malloc_context_size=0:fast_unwind_on_malloc=1 not %run %t 2>&1 | FileCheck %s
// RUN: %env_asan_opts=malloc_context_size=1:fast_unwind_on_malloc=0 not %run %t 2>&1 | FileCheck %s
// RUN: %env_asan_opts=malloc_context_size=1:fast_unwind_on_malloc=1 not %run %t 2>&1 | FileCheck %s
// RUN: %env_asan_opts=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
}
Commit	Line	Data
1a4d82fc	1	// RUN: %clangxx_asan -O0 %s -o %t
92a42be0 SL	2	// RUN: %env_asan_opts=malloc_context_size=0:fast_unwind_on_malloc=0 not %run %t 2>&1 \| FileCheck %s
	3	// RUN: %env_asan_opts=malloc_context_size=0:fast_unwind_on_malloc=1 not %run %t 2>&1 \| FileCheck %s
	4	// RUN: %env_asan_opts=malloc_context_size=1:fast_unwind_on_malloc=0 not %run %t 2>&1 \| FileCheck %s
	5	// RUN: %env_asan_opts=malloc_context_size=1:fast_unwind_on_malloc=1 not %run %t 2>&1 \| FileCheck %s
	6	// RUN: %env_asan_opts=malloc_context_size=2 not %run %t 2>&1 \| FileCheck %s --check-prefix=TWO
1a4d82fc JJ	7
	8	int main() {
	9	char *x = new char[20];
	10	delete[] x;
	11	return x[0];
1a4d82fc	12
92a42be0 SL	13	// CHECK: freed by thread T{{.*}} here:
92a42be0 SL	14	// CHECK-NEXT: #0 0x{{.*}} in {{operator delete( )?\[\]\|wrap__ZdaPv}}
1a4d82fc JJ	15	// CHECK-NOT: #1 0x{{.*}}
1a4d82fc JJ	16
92a42be0 SL	17	// CHECK: previously allocated by thread T{{.*}} here:
92a42be0 SL	18	// CHECK-NEXT: #0 0x{{.*}} in {{operator new( )?\[\]\|wrap__Znam}}
1a4d82fc JJ	19	// CHECK-NOT: #1 0x{{.*}}
	20
	21	// CHECK: SUMMARY: AddressSanitizer: heap-use-after-free
	22
	23	// TWO: previously allocated by thread T{{.*}} here:
	24	// TWO-NEXT: #0 0x{{.*}}
	25	// TWO-NEXT: #1 0x{{.}} in main {{.}}malloc_context_size.cc
	26	// TWO: SUMMARY: AddressSanitizer: heap-use-after-free
	27	}