45 lines
1.7 KiB
C++
45 lines
1.7 KiB
C++
// RUN: %clangxx_asan -g -O2 %s -o %t
|
|
// RUN: not %run %t g 2>&1 | FileCheck %s --check-prefix=CHECK --check-prefix=GLOB
|
|
// RUN: not %run %t c 2>&1 | FileCheck %s --check-prefix=CHECK --check-prefix=CLASS_STATIC
|
|
// RUN: not %run %t f 2>&1 | FileCheck %s --check-prefix=CHECK --check-prefix=FUNC_STATIC
|
|
// RUN: not %run %t l 2>&1 | FileCheck %s --check-prefix=CHECK --check-prefix=LITERAL
|
|
|
|
// COFF doesn't support debuginfo for globals. For the non-debuginfo tests, see global-location-nodebug.cpp.
|
|
// XFAIL: windows-msvc
|
|
|
|
// atos doesn't show source line numbers for global variables.
|
|
// UNSUPPORTED: darwin
|
|
|
|
// CHECK: AddressSanitizer: global-buffer-overflow
|
|
|
|
#include <string.h>
|
|
|
|
struct C {
|
|
static int array[10];
|
|
// CLASS_STATIC: 0x{{.*}} is located 4 bytes after global variable 'C::array' defined in '{{.*}}global-location.cpp:[[@LINE-1]]' {{.*}} of size 40
|
|
};
|
|
|
|
int global[10];
|
|
// GLOB: 0x{{.*}} is located 4 bytes after global variable 'global' defined in '{{.*}}global-location.cpp:[[@LINE-1]]' {{.*}} of size 40
|
|
int C::array[10];
|
|
|
|
int main(int argc, char **argv) {
|
|
int one = argc - 1;
|
|
switch (argv[1][0]) {
|
|
case 'g': return global[one * 11];
|
|
case 'c': return C::array[one * 11];
|
|
case 'f':
|
|
static int array[10];
|
|
// FUNC_STATIC: 0x{{.*}} is located 4 bytes after global variable 'main::array' defined in '{{.*}}global-location.cpp:[[@LINE-1]]' {{.*}} of size 40
|
|
memset(array, 0, 10);
|
|
return array[one * 11];
|
|
case 'l':
|
|
const char *str = "0123456789";
|
|
// LITERAL: 0x{{.*}} is located 0 bytes after global variable {{.*}} defined in '{{.*}}global-location.cpp:[[@LINE-1]]' {{.*}} of size 11
|
|
return str[one * 11];
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
// CHECK: SUMMARY: AddressSanitizer: global-buffer-overflow
|