| Alexey Samsonov | 00cd273 | 2014-01-21 11:58:33 +0000 | [diff] [blame] | 1 | // RUN: %clang_asan -O2 %s -o %t |
| Reid Kleckner | 85220d0 | 2015-08-12 23:50:12 +0000 | [diff] [blame] | 2 | // RUN: %env_asan_opts=check_printf=1 not %run %t 2>&1 | FileCheck --check-prefix=CHECK-ON %s |
| 3 | // RUN: %env_asan_opts=check_printf=0 %run %t 2>&1 | FileCheck --check-prefix=CHECK-OFF %s |
| Greg Fitzgerald | b8aae54 | 2014-04-30 21:34:17 +0000 | [diff] [blame] | 4 | // RUN: not %run %t 2>&1 | FileCheck --check-prefix=CHECK-ON %s |
| Alexey Samsonov | 00cd273 | 2014-01-21 11:58:33 +0000 | [diff] [blame] | 5 | |
| Timur Iskhodzhanov | 7f29181 | 2014-05-28 13:06:14 +0000 | [diff] [blame] | 6 | // FIXME: printf is not intercepted on Windows yet. |
| Petr Hosek | eb46c95 | 2018-08-09 02:16:18 +0000 | [diff] [blame] | 7 | // XFAIL: windows-msvc |
| Timur Iskhodzhanov | 7f29181 | 2014-05-28 13:06:14 +0000 | [diff] [blame] | 8 | |
| Vitaly Buka | a938b9d | 2018-12-20 00:24:09 +0000 | [diff] [blame] | 9 | // New Bionic rejects %n |
| 10 | // https://android.googlesource.com/platform/bionic/+/41398d03b7e8e0dfb951660ae713e682e9fc0336 |
| 11 | // UNSUPPORTED: android |
| 12 | |
| Alexey Samsonov | 00cd273 | 2014-01-21 11:58:33 +0000 | [diff] [blame] | 13 | #include <stdio.h> |
| 14 | int main() { |
| Reid Kleckner | 89d9943 | 2015-08-14 17:39:48 +0000 | [diff] [blame] | 15 | #ifdef _MSC_VER |
| 16 | // FIXME: The test raises a dialog even though it's XFAILd. |
| 17 | return 42; |
| 18 | #endif |
| Alexey Samsonov | 00cd273 | 2014-01-21 11:58:33 +0000 | [diff] [blame] | 19 | volatile char c = '0'; |
| 20 | volatile int x = 12; |
| 21 | volatile float f = 1.239; |
| 22 | volatile char s[] = "34"; |
| 23 | volatile int n[1]; |
| 24 | printf("%c %d %.3f %s%n\n", c, x, f, s, &n[1]); |
| 25 | return 0; |
| 26 | // Check that %n is sanitized. |
| 27 | // CHECK-ON: stack-buffer-overflow |
| 28 | // CHECK-ON-NOT: 0 12 1.239 34 |
| 29 | // CHECK-OFF: 0 12 1.239 34 |
| 30 | } |