1*7c3d14c8STreehugger Robot // Check that memset() call from a shared library gets intercepted. 2*7c3d14c8STreehugger Robot 3*7c3d14c8STreehugger Robot // RUN: %clangxx_asan -O0 %s -DSHARED_LIB \ 4*7c3d14c8STreehugger Robot // RUN: -shared -o %dynamiclib -fPIC %ld_flags_rpath_so 5*7c3d14c8STreehugger Robot // RUN: %clangxx_asan -O0 %s -o %t %ld_flags_rpath_exe && \ 6*7c3d14c8STreehugger Robot // RUN: not %run %t 2>&1 | FileCheck %s 7*7c3d14c8STreehugger Robot 8*7c3d14c8STreehugger Robot #include <stdio.h> 9*7c3d14c8STreehugger Robot #include <string.h> 10*7c3d14c8STreehugger Robot 11*7c3d14c8STreehugger Robot #if defined(SHARED_LIB) 12*7c3d14c8STreehugger Robot extern "C" my_memset(void * p,size_t sz)13*7c3d14c8STreehugger Robotvoid my_memset(void *p, size_t sz) { 14*7c3d14c8STreehugger Robot memset(p, 0, sz); 15*7c3d14c8STreehugger Robot } 16*7c3d14c8STreehugger Robot #else 17*7c3d14c8STreehugger Robot extern "C" void my_memset(void *p, size_t sz); 18*7c3d14c8STreehugger Robot main(int argc,char * argv[])19*7c3d14c8STreehugger Robotint main(int argc, char *argv[]) { 20*7c3d14c8STreehugger Robot char buf[10]; 21*7c3d14c8STreehugger Robot my_memset(buf, 11); 22*7c3d14c8STreehugger Robot // CHECK: {{.*ERROR: AddressSanitizer: stack-buffer-overflow}} 23*7c3d14c8STreehugger Robot // CHECK: {{WRITE of size 11 at 0x.* thread T0}} 24*7c3d14c8STreehugger Robot // CHECK: {{0x.* in my_memset .*interception-in-shared-lib-test.cc:}}[[@LINE-10]] 25*7c3d14c8STreehugger Robot return 0; 26*7c3d14c8STreehugger Robot } 27*7c3d14c8STreehugger Robot #endif 28