1 // RUN: %clangxx -fsanitize=realtime %s -o %t 2 // RUN: env RTSAN_OPTIONS="halt_on_error=false,print_stats_on_exit=true" %run %t 2>&1 | FileCheck %s 3 // RUN: env RTSAN_OPTIONS="halt_on_error=false,suppress_equal_stacks=false" %run %t 2>&1 | FileCheck %s --check-prefix=CHECK-DUPLICATES 4 5 // UNSUPPORTED: ios 6 7 // Intent: Ensure all errors are deduplicated. 8 9 #include <unistd.h> 10 11 const int kNumViolations = 10; 12 13 void violation() [[clang::nonblocking]] { 14 for (int i = 0; i < kNumViolations; i++) 15 usleep(1); 16 } 17 18 void violation2() [[clang::nonblocking]] { 19 for (int i = 0; i < kNumViolations; i++) 20 violation(); 21 } 22 23 void double_violation() [[clang::nonblocking]] { 24 violation(); 25 violation2(); 26 } 27 28 int main() { 29 violation(); // 1 unique errors here, but 10 total 30 violation2(); // 1 unique errors here, but 100 total 31 double_violation(); // 2 unique errors here, but 110 total 32 return 0; 33 } 34 35 // CHECK-COUNT-4: ==ERROR: 36 // CHECK-NOT: ==ERROR: 37 38 // CHECK: RealtimeSanitizer exit stats: 39 // CHECK-NEXT: Total error count: 220 40 // CHECK-NEXT: Unique error count: 4 41 42 // CHECK-DUPLICATES-COUNT-220: ==ERROR: 43 // CHECK-DUPLICATES-NOT: ==ERROR: 44