| // Test for "sancov.py missing ...". |
| |
| // First case: coverage from executable. main() is called on every code path. |
| // RUN: %clangxx_asan -fsanitize-coverage=func,trace-pc-guard %s -o %t -DFOOBAR -DMAIN |
| // RUN: rm -rf %t-dir |
| // RUN: mkdir -p %t-dir |
| // RUN: cd %t-dir |
| // RUN: %env_asan_opts=coverage=1:coverage_dir=%t-dir %run %t |
| // RUN: %sancov print *.sancov > main.txt |
| // RUN: rm *.sancov |
| // RUN: count 1 < main.txt |
| // RUN: %env_asan_opts=coverage=1:coverage_dir=%t-dir %run %t x |
| // RUN: %sancov print *.sancov > foo.txt |
| // RUN: rm *.sancov |
| // RUN: count 3 < foo.txt |
| // RUN: %env_asan_opts=coverage=1:coverage_dir=%t-dir %run %t x x |
| // RUN: %sancov print *.sancov > bar.txt |
| // RUN: rm *.sancov |
| // RUN: count 4 < bar.txt |
| // RUN: %sancov missing %t < foo.txt > foo-missing.txt |
| // RUN: sort main.txt foo-missing.txt -o foo-missing-with-main.txt |
| // The "missing from foo" set may contain a few bogus PCs from the sanitizer |
| // runtime, but it must include the entire "bar" code path as a subset. Sorted |
| // lists can be tested for set inclusion with diff + grep. |
| // RUN: diff bar.txt foo-missing-with-main.txt > %t.log || true |
| // RUN: not grep "^<" %t.log |
| |
| // Second case: coverage from DSO. |
| // cd %t-dir |
| // RUN: %clangxx_asan -fsanitize-coverage=func,trace-pc-guard %s -o %dynamiclib -DFOOBAR -shared -fPIC |
| // RUN: %clangxx_asan -fsanitize-coverage=func,trace-pc-guard %s %dynamiclib -o %t -DMAIN |
| // RUN: cd .. |
| // RUN: rm -rf %t-dir |
| // RUN: mkdir -p %t-dir |
| // RUN: cd %t-dir |
| // RUN: %env_asan_opts=coverage=1:coverage_dir=%t-dir %run %t x |
| // RUN: %sancov print %xdynamiclib_filename.*.sancov > foo.txt |
| // RUN: rm *.sancov |
| // RUN: count 2 < foo.txt |
| // RUN: %env_asan_opts=coverage=1:coverage_dir=%t-dir %run %t x x |
| // RUN: %sancov print %xdynamiclib_filename.*.sancov > bar.txt |
| // RUN: rm *.sancov |
| // RUN: count 3 < bar.txt |
| // RUN: %sancov missing %dynamiclib < foo.txt > foo-missing.txt |
| // RUN: diff bar.txt foo-missing.txt > %t.log || true |
| // RUN: not grep "^<" %t.log |
| |
| // REQUIRES: x86-target-arch |
| // XFAIL: android |
| |
| #include <stdio.h> |
| |
| void foo1(); |
| void foo2(); |
| void bar1(); |
| void bar2(); |
| void bar3(); |
| |
| #if defined(FOOBAR) |
| void foo1() { fprintf(stderr, "foo1\n"); } |
| void foo2() { fprintf(stderr, "foo2\n"); } |
| |
| void bar1() { fprintf(stderr, "bar1\n"); } |
| void bar2() { fprintf(stderr, "bar2\n"); } |
| void bar3() { fprintf(stderr, "bar3\n"); } |
| #endif |
| |
| #if defined(MAIN) |
| int main(int argc, char **argv) { |
| switch (argc) { |
| case 1: |
| break; |
| case 2: |
| foo1(); |
| foo2(); |
| break; |
| case 3: |
| bar1(); |
| bar2(); |
| bar3(); |
| break; |
| } |
| } |
| #endif |