brintos

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1// Check that when having a DYLD_ROOT_PATH set, the symbolizer still works.2// RUN: %clangxx_asan -O0 %s -o %t3// RUN: which atos | tr -d '\n' > %t.symbolizer_path4// RUN: %env_asan_opts=verbosity=2 DYLD_ROOT_PATH="/" ASAN_SYMBOLIZER_PATH=%{readfile:%t.symbolizer_path} \5// RUN:   not %run %t 2>&1 | FileCheck %s6//7// Due to a bug in atos, this only works on x86_64.8// REQUIRES: asan-64-bits9 10// Path returned by `which atos` is invalid on iOS.11// UNSUPPORTED: ios12 13#include <stdlib.h>14#include <string.h>15int main(int argc, char **argv) {16  char *x = (char*)malloc(10 * sizeof(char));17  memset(x, 0, 10);18  int res = x[argc];19  free(x);20  free(x + argc - 1);  // BOOM21  // CHECK: Using atos at user-specified path:22  // CHECK: AddressSanitizer: attempting double-free{{.*}}in thread T023  // CHECK: #0 0x{{.*}} in {{.*}}free24  // CHECK: #1 0x{{.*}} in main {{.*}}atos-symbolizer-dyld-root-path.cpp:[[@LINE-4]]25  // CHECK: freed by thread T0 here:26  // CHECK: #0 0x{{.*}} in {{.*}}free27  // CHECK: #1 0x{{.*}} in main {{.*}}atos-symbolizer-dyld-root-path.cpp:[[@LINE-8]]28  // CHECK: allocated by thread T0 here:29  // CHECK: atos-symbolizer-dyld-root-path.cpp:[[@LINE-13]]30  return res;31}32