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      1 // Test for direct coverage writing with dlopen at coverage level 1 to 3.
      2 
      3 // RUN: %clangxx_asan -fsanitize-coverage=func -DSHARED %s -shared -o %dynamiclib -fPIC
      4 // RUN: %clangxx_asan -fsanitize-coverage=func %s %libdl -o %t
      5 
      6 // RUN: rm -rf %T/coverage-direct
      7 
      8 // RUN: mkdir -p %T/coverage-direct/normal
      9 // RUN: %env_asan_opts=coverage=1:coverage_direct=0:coverage_dir=%T/coverage-direct/normal:verbosity=1 %run %t %dynamiclib
     10 // RUN: %sancov print %T/coverage-direct/normal/*.sancov >%T/coverage-direct/normal/out.txt
     11 
     12 // RUN: mkdir -p %T/coverage-direct/direct
     13 // RUN: %env_asan_opts=coverage=1:coverage_direct=1:coverage_dir=%T/coverage-direct/direct:verbosity=1 %run %t %dynamiclib
     14 // RUN: cd %T/coverage-direct/direct
     15 // RUN: %sancov rawunpack *.sancov.raw
     16 // RUN: %sancov print *.sancov >out.txt
     17 // RUN: cd ../..
     18 
     19 // RUN: diff -u coverage-direct/normal/out.txt coverage-direct/direct/out.txt
     20 
     21 
     22 // RUN: %clangxx_asan -fsanitize-coverage=bb -DSHARED %s -shared -o %dynamiclib -fPIC
     23 // RUN: %clangxx_asan -fsanitize-coverage=bb -DSO_DIR=\"%T\" %s %libdl -o %t
     24 
     25 // RUN: rm -rf %T/coverage-direct
     26 
     27 // RUN: mkdir -p %T/coverage-direct/normal
     28 // RUN: %env_asan_opts=coverage=1:coverage_direct=0:coverage_dir=%T/coverage-direct/normal:verbosity=1 %run %t %dynamiclib
     29 // RUN: %sancov print %T/coverage-direct/normal/*.sancov >%T/coverage-direct/normal/out.txt
     30 
     31 // RUN: mkdir -p %T/coverage-direct/direct
     32 // RUN: %env_asan_opts=coverage=1:coverage_direct=1:coverage_dir=%T/coverage-direct/direct:verbosity=1 %run %t %dynamiclib
     33 // RUN: cd %T/coverage-direct/direct
     34 // RUN: %sancov rawunpack *.sancov.raw
     35 // RUN: %sancov print *.sancov >out.txt
     36 // RUN: cd ../..
     37 
     38 // RUN: diff -u coverage-direct/normal/out.txt coverage-direct/direct/out.txt
     39 
     40 
     41 // RUN: %clangxx_asan -fsanitize-coverage=edge -DSHARED %s -shared -o %dynamiclib -fPIC
     42 // RUN: %clangxx_asan -fsanitize-coverage=edge -DSO_DIR=\"%T\" %s %libdl -o %t
     43 
     44 // RUN: rm -rf %T/coverage-direct
     45 
     46 // RUN: mkdir -p %T/coverage-direct/normal
     47 // RUN: %env_asan_opts=coverage=1:coverage_direct=0:coverage_dir=%T/coverage-direct/normal:verbosity=1 %run %t %dynamiclib
     48 // RUN: %sancov print %T/coverage-direct/normal/*.sancov >%T/coverage-direct/normal/out.txt
     49 
     50 // RUN: mkdir -p %T/coverage-direct/direct
     51 // RUN: %env_asan_opts=coverage=1:coverage_direct=1:coverage_dir=%T/coverage-direct/direct:verbosity=1 %run %t %dynamiclib
     52 // RUN: cd %T/coverage-direct/direct
     53 // RUN: %sancov rawunpack *.sancov.raw
     54 // RUN: %sancov print *.sancov >out.txt
     55 // RUN: cd ../..
     56 
     57 // RUN: diff -u coverage-direct/normal/out.txt coverage-direct/direct/out.txt
     58 
     59 // XFAIL: android
     60 
     61 #include <assert.h>
     62 #include <dlfcn.h>
     63 #include <stdio.h>
     64 #include <unistd.h>
     65 
     66 #ifdef SHARED
     67 extern "C" {
     68 void bar() { printf("bar\n"); }
     69 }
     70 #else
     71 
     72 int main(int argc, char **argv) {
     73   fprintf(stderr, "PID: %d\n", getpid());
     74   assert(argc > 1);
     75   void *handle1 = dlopen(argv[1], RTLD_LAZY);
     76   assert(handle1);
     77   void (*bar1)() = (void (*)())dlsym(handle1, "bar");
     78   assert(bar1);
     79   bar1();
     80 
     81   return 0;
     82 }
     83 #endif
     84