1 // When DYLD-inserting the ASan dylib from a different location than the
2 // original, make sure we don't try to reexec.
3 
4 // RUN: mkdir -p %T/dyld_insert_libraries_reexec
5 // RUN: cp `%clang_asan %s -fsanitize=address -### 2>&1 \
6 // RUN:   | grep "libclang_rt.asan_osx_dynamic.dylib" \
7 // RUN:   | sed -e 's/.*"\(.*libclang_rt.asan_osx_dynamic.dylib\)".*/\1/'` \
8 // RUN:   %T/dyld_insert_libraries_reexec/libclang_rt.asan_osx_dynamic.dylib
9 // RUN: %clangxx_asan %s -o %T/dyld_insert_libraries_reexec/a.out
10 
11 // RUN:   %env_asan_opts=verbosity=1 \
12 // RUN:       DYLD_INSERT_LIBRARIES=@executable_path/libclang_rt.asan_osx_dynamic.dylib \
13 // RUN:       %run %T/dyld_insert_libraries_reexec/a.out 2>&1 \
14 // RUN:   | FileCheck %s
15 
16 // RUN: IS_OSX_10_11_OR_HIGHER=$([ `sw_vers -productVersion | cut -d'.' -f2` -lt 11 ]; echo $?)
17 
18 // On OS X 10.10 and lower, if the dylib is not DYLD-inserted, ASan will re-exec.
19 // RUN: if [ $IS_OSX_10_11_OR_HIGHER == 0 ]; then \
20 // RUN:   %env_asan_opts=verbosity=1 %run %T/dyld_insert_libraries_reexec/a.out 2>&1 \
21 // RUN:   | FileCheck --check-prefix=CHECK-NOINSERT %s; \
22 // RUN:   fi
23 
24 // On OS X 10.11 and higher, we don't need to DYLD-insert anymore, and the interceptors
25 // still installed correctly. Let's just check that things work and we don't try to re-exec.
26 // RUN: if [ $IS_OSX_10_11_OR_HIGHER == 1 ]; then \
27 // RUN:   %env_asan_opts=verbosity=1 %run %T/dyld_insert_libraries_reexec/a.out 2>&1 \
28 // RUN:   | FileCheck %s; \
29 // RUN:   fi
30 
31 #include <stdio.h>
32 
main()33 int main() {
34   printf("Passed\n");
35   return 0;
36 }
37 
38 // CHECK-NOINSERT: exec()-ing the program with
39 // CHECK-NOINSERT: DYLD_INSERT_LIBRARIES
40 // CHECK-NOINSERT: to enable wrappers.
41 // CHECK-NOINSERT: Passed
42 
43 // CHECK-NOT: exec()-ing the program with
44 // CHECK-NOT: DYLD_INSERT_LIBRARIES
45 // CHECK-NOT: to enable wrappers.
46 // CHECK: Passed
47