1*673dc3d4SNico Weber // RUN: %clangxx_asan -O0 %s -o %t && not %run %t 2>&1 | FileCheck %s
2*673dc3d4SNico Weber // RUN: %clangxx_asan -O3 %s -o %t && not %run %t 2>&1 | FileCheck %s
3*673dc3d4SNico Weber 
4*673dc3d4SNico Weber #include <assert.h>
5*673dc3d4SNico Weber #include <errno.h>
6*673dc3d4SNico Weber #include <glob.h>
7*673dc3d4SNico Weber #include <stdio.h>
8*673dc3d4SNico Weber #include <string.h>
9*673dc3d4SNico Weber 
10*673dc3d4SNico Weber #include <sanitizer/linux_syscall_hooks.h>
11*673dc3d4SNico Weber 
12*673dc3d4SNico Weber /* Test the presence of __sanitizer_syscall_ in the tool runtime, and general
13*673dc3d4SNico Weber    sanity of their behaviour. */
14*673dc3d4SNico Weber 
main(int argc,char * argv[])15*673dc3d4SNico Weber int main(int argc, char *argv[]) {
16*673dc3d4SNico Weber   char buf[1000];
17*673dc3d4SNico Weber   __sanitizer_syscall_pre_recvmsg(0, buf - 1, 0);
18*673dc3d4SNico Weber   // CHECK: AddressSanitizer: stack-buffer-{{.*}}erflow
19*673dc3d4SNico Weber   // CHECK: READ of size {{.*}} at {{.*}} thread T0
20*673dc3d4SNico Weber   // CHECK: #0 {{.*}} in __sanitizer_syscall{{.*}}recvmsg
21*673dc3d4SNico Weber   return 0;
22*673dc3d4SNico Weber }
23