| // Test for direct coverage writing with lots of data. |
| // Current implementation maps output file in chunks of 64K. This test overflows |
| // 1 chunk. |
| // RUN: %clangxx_asan -fsanitize-coverage=1 -O0 %s -o %t |
| |
| // RUN: rm -rf %T/coverage-direct-large |
| |
| // RUN: mkdir -p %T/coverage-direct-large/normal && cd %T/coverage-direct-large/normal |
| // RUN: ASAN_OPTIONS=coverage=1:coverage_direct=0:verbosity=1 %run %t |
| // RUN: %sancov print *.sancov >out.txt |
| // RUN: cd ../.. |
| |
| // RUN: mkdir -p %T/coverage-direct-large/direct && cd %T/coverage-direct-large/direct |
| // RUN: ASAN_OPTIONS=coverage=1:coverage_direct=1:verbosity=1 %run %t |
| // RUN: %sancov rawunpack *.sancov.raw |
| // RUN: %sancov print *.sancov >out.txt |
| // RUN: cd ../.. |
| |
| // RUN: diff -u coverage-direct-large/normal/out.txt coverage-direct-large/direct/out.txt |
| // |
| // XFAIL: android |
| |
| #define F0(Q, x) Q(x) |
| #define F1(Q, x) \ |
| F0(Q, x##0) F0(Q, x##1) F0(Q, x##2) F0(Q, x##3) F0(Q, x##4) F0(Q, x##5) \ |
| F0(Q, x##6) F0(Q, x##7) F0(Q, x##8) F0(Q, x##9) |
| #define F2(Q, x) \ |
| F1(Q, x##0) F1(Q, x##1) F1(Q, x##2) F1(Q, x##3) F1(Q, x##4) F1(Q, x##5) \ |
| F1(Q, x##6) F1(Q, x##7) F1(Q, x##8) F1(Q, x##9) |
| #define F3(Q, x) \ |
| F2(Q, x##0) F2(Q, x##1) F2(Q, x##2) F2(Q, x##3) F2(Q, x##4) F2(Q, x##5) \ |
| F2(Q, x##6) F2(Q, x##7) F2(Q, x##8) F2(Q, x##9) |
| #define F4(Q, x) \ |
| F3(Q, x##0) F3(Q, x##1) F3(Q, x##2) F3(Q, x##3) F3(Q, x##4) F3(Q, x##5) \ |
| F3(Q, x##6) F3(Q, x##7) F3(Q, x##8) F3(Q, x##9) |
| |
| #define DECL(x) __attribute__((noinline)) void x() {} |
| #define CALL(x) x(); |
| |
| F4(DECL, f) |
| |
| int main(void) { |
| F4(CALL, f) |
| return 0; |
| } |