1*7c3d14c8STreehugger Robot // RUN: %clangxx_asan -O0 %s -o %t 2*7c3d14c8STreehugger Robot // RUN: not %run %t 2>&1 | FileCheck %s --check-prefix=CHECK --check-prefix=MALLOC-CTX 3*7c3d14c8STreehugger Robot 4*7c3d14c8STreehugger Robot // Also works if no malloc context is available. 5*7c3d14c8STreehugger Robot // RUN: %env_asan_opts=malloc_context_size=0:fast_unwind_on_malloc=0 not %run %t 2>&1 | FileCheck %s 6*7c3d14c8STreehugger Robot // RUN: %env_asan_opts=malloc_context_size=0:fast_unwind_on_malloc=1 not %run %t 2>&1 | FileCheck %s 7*7c3d14c8STreehugger Robot // XFAIL: arm-linux-gnueabi 8*7c3d14c8STreehugger Robot // XFAIL: armv7l-unknown-linux-gnueabihf 9*7c3d14c8STreehugger Robot 10*7c3d14c8STreehugger Robot #include <stdlib.h> 11*7c3d14c8STreehugger Robot #include <string.h> main(int argc,char ** argv)12*7c3d14c8STreehugger Robotint main(int argc, char **argv) { 13*7c3d14c8STreehugger Robot char *x = (char*)malloc(10 * sizeof(char)); 14*7c3d14c8STreehugger Robot memset(x, 0, 10); 15*7c3d14c8STreehugger Robot int res = x[argc]; 16*7c3d14c8STreehugger Robot free(x + 5); // BOOM 17*7c3d14c8STreehugger Robot // CHECK: AddressSanitizer: attempting free on address{{.*}}in thread T0 18*7c3d14c8STreehugger Robot // CHECK: invalid-free.cc:[[@LINE-2]] 19*7c3d14c8STreehugger Robot // CHECK: is located 5 bytes inside of 10-byte region 20*7c3d14c8STreehugger Robot // CHECK: allocated by thread T0 here: 21*7c3d14c8STreehugger Robot // MALLOC-CTX: invalid-free.cc:[[@LINE-8]] 22*7c3d14c8STreehugger Robot return res; 23*7c3d14c8STreehugger Robot } 24