1*7c3d14c8STreehugger Robot // RUN: %clangxx_asan -O0 %s -o %t && not %run %t 2>&1 | FileCheck %s --check-prefix=CHECK-%os --check-prefix=CHECK 2*7c3d14c8STreehugger Robot // RUN: %clangxx_asan -O1 %s -o %t && not %run %t 2>&1 | FileCheck %s --check-prefix=CHECK-%os --check-prefix=CHECK 3*7c3d14c8STreehugger Robot // RUN: %clangxx_asan -O2 %s -o %t && not %run %t 2>&1 | FileCheck %s --check-prefix=CHECK-%os --check-prefix=CHECK 4*7c3d14c8STreehugger Robot // RUN: %clangxx_asan -O3 %s -o %t && not %run %t 2>&1 | FileCheck %s --check-prefix=CHECK-%os --check-prefix=CHECK 5*7c3d14c8STreehugger Robot 6*7c3d14c8STreehugger Robot // REQUIRES: compiler-rt-optimized 7*7c3d14c8STreehugger Robot // XFAIL: arm-linux-gnueabi 8*7c3d14c8STreehugger Robot // XFAIL: armv7l-unknown-linux-gnueabihf 9*7c3d14c8STreehugger Robot 10*7c3d14c8STreehugger Robot #include <string.h> 11*7c3d14c8STreehugger Robot #include <stdlib.h> main(int argc,char ** argv)12*7c3d14c8STreehugger Robotint main(int argc, char **argv) { 13*7c3d14c8STreehugger Robot char *hello = (char*)malloc(6); 14*7c3d14c8STreehugger Robot strcpy(hello, "hello"); 15*7c3d14c8STreehugger Robot char *short_buffer = (char*)malloc(9); 16*7c3d14c8STreehugger Robot strncpy(short_buffer, hello, 10); // BOOM 17*7c3d14c8STreehugger Robot // CHECK: {{WRITE of size 10 at 0x.* thread T0}} 18*7c3d14c8STreehugger Robot // CHECK-Linux: {{ #0 0x.* in .*strncpy}} 19*7c3d14c8STreehugger Robot // CHECK-Darwin: {{ #0 0x.* in wrap_strncpy}} 20*7c3d14c8STreehugger Robot // CHECK: {{ #1 0x.* in main .*strncpy-overflow.cc:}}[[@LINE-4]] 21*7c3d14c8STreehugger Robot // CHECK: {{0x.* is located 0 bytes to the right of 9-byte region}} 22*7c3d14c8STreehugger Robot // CHECK: {{allocated by thread T0 here:}} 23*7c3d14c8STreehugger Robot 24*7c3d14c8STreehugger Robot // CHECK-Linux: {{ #0 0x.* in .*malloc}} 25*7c3d14c8STreehugger Robot // CHECK-Linux: {{ #1 0x.* in main .*strncpy-overflow.cc:}}[[@LINE-10]] 26*7c3d14c8STreehugger Robot 27*7c3d14c8STreehugger Robot // CHECK-Darwin: {{ #0 0x.* in wrap_malloc.*}} 28*7c3d14c8STreehugger Robot // CHECK-Darwin: {{ #1 0x.* in main .*strncpy-overflow.cc:}}[[@LINE-13]] 29*7c3d14c8STreehugger Robot return short_buffer[8]; 30*7c3d14c8STreehugger Robot } 31