1*7c3d14c8STreehugger Robot // RUN: %clangxx_asan -O0 %s -o %t && not %run %t 2>&1 | FileCheck %s 2*7c3d14c8STreehugger Robot // RUN: %clangxx_asan -O1 %s -o %t && not %run %t 2>&1 | FileCheck %s 3*7c3d14c8STreehugger Robot // RUN: %clangxx_asan -O2 %s -o %t && not %run %t 2>&1 | FileCheck %s 4*7c3d14c8STreehugger Robot // RUN: %clangxx_asan -O3 %s -o %t && not %run %t 2>&1 | FileCheck %s 5*7c3d14c8STreehugger Robot 6*7c3d14c8STreehugger Robot #include <string.h> main(int argc,char ** argv)7*7c3d14c8STreehugger Robotint main(int argc, char **argv) { 8*7c3d14c8STreehugger Robot static char XXX[10]; 9*7c3d14c8STreehugger Robot static char YYY[10]; 10*7c3d14c8STreehugger Robot static char ZZZ[10]; 11*7c3d14c8STreehugger Robot memset(XXX, 0, 10); 12*7c3d14c8STreehugger Robot memset(YYY, 0, 10); 13*7c3d14c8STreehugger Robot memset(ZZZ, 0, 10); 14*7c3d14c8STreehugger Robot int res = YYY[argc * 10]; // BOOOM 15*7c3d14c8STreehugger Robot // CHECK: {{READ of size 1 at 0x.* thread T0}} 16*7c3d14c8STreehugger Robot // CHECK: {{ #0 0x.* in main .*global-overflow.cc:}}[[@LINE-2]] 17*7c3d14c8STreehugger Robot // CHECK: {{0x.* is located 0 bytes to the right of global variable}} 18*7c3d14c8STreehugger Robot // CHECK: {{.*YYY.* of size 10}} 19*7c3d14c8STreehugger Robot res += XXX[argc] + ZZZ[argc]; 20*7c3d14c8STreehugger Robot return res; 21*7c3d14c8STreehugger Robot } 22