| // RUN: %clangxx_asan %s -o %t |
| // RUN: not %run %t 0 2>&1 | FileCheck %s |
| // RUN: not %run %t n 2>&1 | FileCheck %s -check-prefix=CHECK -check-prefix=NON_EXEC |
| |
| // Not every OS lists every memory region in MemoryMappingLayout. |
| // This is limited to x86_64 because some architectures (e.g. the s390 before |
| // the z14) don't support NX mappings and others like PowerPC use function |
| // descriptors. |
| // REQUIRES: x86-target-arch && (linux || freebsd || netbsd) |
| |
| #include <assert.h> |
| |
| typedef void void_f(); |
| int main(int argc, char **argv) { |
| char *array = new char[42]; |
| void_f *func; |
| assert(argc > 1); |
| if (argv[1][0] == '0') { |
| func = (void_f *)0x04; |
| } else { |
| assert(argv[1][0] == 'n'); |
| func = (void_f *)array; |
| } |
| |
| func(); |
| // CHECK: DEADLYSIGNAL |
| // CHECK: {{AddressSanitizer: (SEGV|access-violation).*(address|pc) }} |
| // NON_EXEC: PC is at a non-executable region. Maybe a wild jump? |
| return 0; |
| } |
