1*7c3d14c8STreehugger Robot // RUN: %clangxx_asan -DWAIT4 -O0 %s -o %t && not %run %t 2>&1 | FileCheck %s 2*7c3d14c8STreehugger Robot // RUN: %clangxx_asan -DWAIT4 -O3 %s -o %t && not %run %t 2>&1 | FileCheck %s 3*7c3d14c8STreehugger Robot 4*7c3d14c8STreehugger Robot // RUN: %clangxx_asan -DWAIT4_RUSAGE -O0 %s -o %t && not %run %t 2>&1 | FileCheck %s 5*7c3d14c8STreehugger Robot // RUN: %clangxx_asan -DWAIT4_RUSAGE -O3 %s -o %t && not %run %t 2>&1 | FileCheck %s 6*7c3d14c8STreehugger Robot 7*7c3d14c8STreehugger Robot // XFAIL: android 8*7c3d14c8STreehugger Robot 9*7c3d14c8STreehugger Robot #include <assert.h> 10*7c3d14c8STreehugger Robot #include <sys/wait.h> 11*7c3d14c8STreehugger Robot #include <unistd.h> 12*7c3d14c8STreehugger Robot main(int argc,char ** argv)13*7c3d14c8STreehugger Robotint main(int argc, char **argv) { 14*7c3d14c8STreehugger Robot // This test passes on some versions of Android NDK and fails on other. 15*7c3d14c8STreehugger Robot // https://code.google.com/p/memory-sanitizer/issues/detail?id=64 16*7c3d14c8STreehugger Robot // Make it fail unconditionally on Android. 17*7c3d14c8STreehugger Robot #ifdef __ANDROID__ 18*7c3d14c8STreehugger Robot return 0; 19*7c3d14c8STreehugger Robot #endif 20*7c3d14c8STreehugger Robot 21*7c3d14c8STreehugger Robot pid_t pid = fork(); 22*7c3d14c8STreehugger Robot if (pid) { // parent 23*7c3d14c8STreehugger Robot int x[3]; 24*7c3d14c8STreehugger Robot int *status = x + argc * 3; 25*7c3d14c8STreehugger Robot int res; 26*7c3d14c8STreehugger Robot #if defined(WAIT4) 27*7c3d14c8STreehugger Robot res = wait4(pid, status, WNOHANG, NULL); 28*7c3d14c8STreehugger Robot #elif defined(WAIT4_RUSAGE) 29*7c3d14c8STreehugger Robot struct rusage *ru = (struct rusage*)(x + argc * 3); 30*7c3d14c8STreehugger Robot int good_status; 31*7c3d14c8STreehugger Robot res = wait4(pid, &good_status, WNOHANG, ru); 32*7c3d14c8STreehugger Robot #endif 33*7c3d14c8STreehugger Robot // CHECK: stack-buffer-overflow 34*7c3d14c8STreehugger Robot // CHECK: {{WRITE of size .* at 0x.* thread T0}} 35*7c3d14c8STreehugger Robot // CHECK: {{in .*wait}} 36*7c3d14c8STreehugger Robot // CHECK: {{in main .*wait4.cc:}} 37*7c3d14c8STreehugger Robot // CHECK: is located in stack of thread T0 at offset 38*7c3d14c8STreehugger Robot // CHECK: {{in main}} 39*7c3d14c8STreehugger Robot return res == -1 ? 1 : 0; 40*7c3d14c8STreehugger Robot } 41*7c3d14c8STreehugger Robot // child 42*7c3d14c8STreehugger Robot return 0; 43*7c3d14c8STreehugger Robot } 44