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// Test various levels of coverage
//
// RUN: %clangxx_asan -O1 -fsanitize-coverage=func %s -o %t
// RUN: %env_asan_opts=coverage=1:coverage_bitset=1:verbosity=1 %run %t 2>&1 | FileCheck %s --check-prefix=CHECK1
// RUN: %clangxx_asan -O1 -fsanitize-coverage=bb %s -o %t
// RUN: %env_asan_opts=coverage=1:coverage_bitset=1:verbosity=1 %run %t 2>&1 | FileCheck %s --check-prefix=CHECK2
// RUN: %clangxx_asan -O1 -fsanitize-coverage=edge %s -o %t
// RUN: %env_asan_opts=coverage=1:coverage_bitset=1:verbosity=1 %run %t 2>&1 | FileCheck %s --check-prefix=CHECK3
// RUN: %clangxx_asan -O1 -fsanitize-coverage=edge -mllvm -sanitizer-coverage-block-threshold=0 %s -o %t
// RUN: %env_asan_opts=coverage=1:coverage_bitset=1:verbosity=1 %run %t 2>&1 | FileCheck %s --check-prefix=CHECK3
// RUN: %clangxx_asan -O1 -fsanitize-coverage=edge,8bit-counters %s -o %t
// RUN: %env_asan_opts=coverage=1:coverage_counters=1:verbosity=1 %run %t 2>&1 | FileCheck %s --check-prefix=CHECK_COUNTERS
// RUN: %env_asan_opts=coverage=1:coverage_bitset=0:verbosity=1 %run %t 2>&1 | FileCheck %s --check-prefix=CHECK3_NOBITSET
// RUN: %env_asan_opts=coverage=1:verbosity=1 %run %t 2>&1 | FileCheck %s --check-prefix=CHECK3_NOBITSET
// RUN: %env_asan_opts=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 for '{{.*}}', 1 bits are set
// CHECK1: 1 PCs written
// CHECK2: CovDump: bitset of 3 bits written for '{{.*}}', 2 bits are set
// CHECK2: 2 PCs written
// CHECK3: CovDump: bitset of 4 bits written for '{{.*}}', 3 bits are set
// CHECK3: 3 PCs written
// CHECK3_NOBITSET-NOT: bitset of
// CHECK3_NOPCS-NOT: PCs written
// CHECK_COUNTERS: CovDump: 4 counters written for
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