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| -rw-r--r-- | compiler-rt/test/msan/Linux/process_vm_readv.cc | 43 |
1 files changed, 0 insertions, 43 deletions
diff --git a/compiler-rt/test/msan/Linux/process_vm_readv.cc b/compiler-rt/test/msan/Linux/process_vm_readv.cc deleted file mode 100644 index 05a72bdd19a..00000000000 --- a/compiler-rt/test/msan/Linux/process_vm_readv.cc +++ /dev/null @@ -1,43 +0,0 @@ -// RUN: %clangxx_msan -std=c++11 -O0 %s -o %t && %run %t -// RUN: %clangxx_msan -std=c++11 -O0 %s -o %t -DPOSITIVE && not %run %t |& FileCheck %s - -#include <assert.h> -#include <sanitizer/msan_interface.h> -#include <string.h> -#include <sys/types.h> -#include <sys/uio.h> -#include <unistd.h> - -int main(void) { - char a[100]; - memset(a, 0xab, 100); - - char b[100]; - iovec iov_a[] = {{(void *)a, 20}, (void *)(a + 50), 10}; - iovec iov_b[] = {{(void *)(b + 10), 10}, (void *)(b + 30), 20}; - - __msan_poison(&b, sizeof(b)); - ssize_t res = process_vm_readv(getpid(), iov_b, 2, iov_a, 2, 0); - assert(res == 30); - __msan_check_mem_is_initialized(b + 10, 10); - __msan_check_mem_is_initialized(b + 30, 20); - assert(__msan_test_shadow(b + 9, 1) == 0); - assert(__msan_test_shadow(b + 20, 1) == 0); - assert(__msan_test_shadow(b + 29, 1) == 0); - assert(__msan_test_shadow(b + 50, 1) == 0); - -#ifdef POSITIVE - __msan_unpoison(&b, sizeof(b)); - __msan_poison(b + 32, 1); - res = process_vm_writev(getpid(), iov_b, 2, iov_a, 2, 0); -// CHECK: Uninitialized bytes {{.*}} at offset 2 inside -// CHECK: WARNING: MemorySanitizer: use-of-uninitialized-value -// CHECK: #0 0x{{.*}} in {{.*}}process_vm_writev -#else - __msan_unpoison(&b, sizeof(b)); - res = process_vm_writev(getpid(), iov_b, 2, iov_a, 2, 0); - assert(res == 30); -#endif - - return 0; -} |

