lib/asan/lit_tests/TestCases/Darwin/unset-insert-libraries-on-exec.cc

   1 // Make sure ASan removes the runtime library from DYLD_INSERT_LIBRARIES before
   2 // executing other programs.
   3
   4 // RUN: %clangxx_asan %s -o %t
   5 // RUN: %clangxx %p/../Helpers/echo-env.cc -o %T/echo-env
   6 // RUN: %clangxx %p/../SharedLibs/darwin-dummy-shared-lib-so.cc \
   7 // RUN:     -dynamiclib -o %t-darwin-dummy-shared-lib-so.dylib
   8
   9 // Make sure DYLD_INSERT_LIBRARIES doesn't contain the runtime library before
  10 // execl().
  11
  12 // RUN: %t %T/echo-env >/dev/null 2>&1
  13 // RUN: DYLD_INSERT_LIBRARIES=%t-darwin-dummy-shared-lib-so.dylib \
  14 // RUN:     %t %T/echo-env 2>&1 | FileCheck %s || exit 1
  15 #include <unistd.h>
  16 int main(int argc, char *argv[]) {
  17   execl(argv[1], argv[1], "DYLD_INSERT_LIBRARIES", NULL);
  18   // CHECK:  {{DYLD_INSERT_LIBRARIES = .*darwin-dummy-shared-lib-so.dylib.*}}
  19   return 0;
  20 }