test/tools/sancov/Inputs/test.cpp

   1 // compile & generate coverage data using:
   2 // clang++ -g -o test-linux_x86_64 -fsanitize=address -fsanitize-coverage=bb test.cpp ../Inputs/foo.cpp
   3 // ASAN_OPTIONS="coverage=1" ./test-linux_x86_64 && mv test-linux_x86_64.??*.sancov test-linux_x86_64.0.sancov
   4 // ASAN_OPTIONS="coverage=1" ./test-linux_x86_64 1 && mv test-linux_x86_64.??*.sancov test-linux_x86_64.1.sancov
   5
   6 #include <stdio.h>
   7 #include <string>
   8
   9 void foo();
  10
  11 __attribute__((noinline))
  12 std::string bar(std::string str) { printf("bar\n"); return str; }
  13
  14 int main(int argc, char **argv) {
  15     if (argc == 2)
  16         foo();
  17     bar("str");
  18     printf("main\n");
  19 }