| // Test various levels of coverage |
| // |
| // RUN: %clangxx_asan -O1 -fsanitize-coverage=1 %s -o %t |
| // RUN: ASAN_OPTIONS=coverage=1:coverage_bitset=1:verbosity=1 %run %t 2>&1 | FileCheck %s --check-prefix=CHECK1 |
| // RUN: %clangxx_asan -O1 -fsanitize-coverage=2 %s -o %t |
| // RUN: ASAN_OPTIONS=coverage=1:coverage_bitset=1:verbosity=1 %run %t 2>&1 | FileCheck %s --check-prefix=CHECK2 |
| // RUN: %clangxx_asan -O1 -fsanitize-coverage=3 %s -o %t |
| // RUN: ASAN_OPTIONS=coverage=1:coverage_bitset=1:verbosity=1 %run %t 2>&1 | FileCheck %s --check-prefix=CHECK3 |
| |
| // RUN: ASAN_OPTIONS=coverage=1:coverage_bitset=0:verbosity=1 %run %t 2>&1 | FileCheck %s --check-prefix=CHECK3_NOBITSET |
| // RUN: ASAN_OPTIONS=coverage=1:verbosity=1 %run %t 2>&1 | FileCheck %s --check-prefix=CHECK3_NOBITSET |
| // RUN: ASAN_OPTIONS=coverage=1:coverage_pcs=0:verbosity=1 %run %t 2>&1 | FileCheck %s --check-prefix=CHECK3_NOPCS |
| // |
| // REQUIRES: asan-64-bits |
| |
| volatile int sink; |
| int main(int argc, char **argv) { |
| if (argc == 0) |
| sink = 0; |
| } |
| |
| // CHECK1: CovDump: bitset of 1 bits written, 1 bits are set |
| // CHECK1: 1 PCs written |
| // CHECK2: CovDump: bitset of 3 bits written, 2 bits are set |
| // CHECK2: 2 PCs written |
| // CHECK3: CovDump: bitset of 4 bits written, 3 bits are set |
| // CHECK3: 3 PCs written |
| // CHECK3_NOBITSET-NOT: bitset of |
| // CHECK3_NOPCS-NOT: PCs written |
