forked from OSchip/llvm-project
23 lines
710 B
C
23 lines
710 B
C
// RUN: %clang_asan -O2 %s -o %t
|
|
// RUN: env ASAN_OPTIONS=check_printf=1 not %run %t 2>&1 | FileCheck --check-prefix=CHECK-ON %s
|
|
// RUN: env ASAN_OPTIONS=check_printf=0 %run %t 2>&1 | FileCheck --check-prefix=CHECK-OFF %s
|
|
// RUN: not %run %t 2>&1 | FileCheck --check-prefix=CHECK-ON %s
|
|
|
|
// FIXME: printf is not intercepted on Windows yet.
|
|
// XFAIL: win32
|
|
|
|
#include <stdio.h>
|
|
int main() {
|
|
volatile char c = '0';
|
|
volatile int x = 12;
|
|
volatile float f = 1.239;
|
|
volatile char s[] = "34";
|
|
volatile int n[1];
|
|
printf("%c %d %.3f %s%n\n", c, x, f, s, &n[1]);
|
|
return 0;
|
|
// Check that %n is sanitized.
|
|
// CHECK-ON: stack-buffer-overflow
|
|
// CHECK-ON-NOT: 0 12 1.239 34
|
|
// CHECK-OFF: 0 12 1.239 34
|
|
}
|