| // Test reports dedupication for recovery mode. |
| // |
| // RUN: %clang_asan -fsanitize-recover=address %s -o %t |
| // |
| // Check for reports dedupication. |
| // RUN: %env_asan_opts=halt_on_error=false %run %t 2>&1 | FileCheck %s |
| // |
| // Check that we die after reaching different reports number threshold. |
| // RUN: %env_asan_opts=halt_on_error=false not %run %t 1 >%t1.log 2>&1 |
| // RUN: grep 'ERROR: AddressSanitizer: stack-buffer-overflow' %t1.log | count 25 |
| // |
| // Check suppress_equal_pcs=true behavior is equal to default one. |
| // RUN: %env_asan_opts=halt_on_error=false:suppress_equal_pcs=true %run %t 2>&1 | FileCheck %s |
| // |
| // Check suppress_equal_pcs=false behavior isn't equal to default one. |
| // RUN: rm -f %t2.log |
| // RUN: %env_asan_opts=halt_on_error=false:suppress_equal_pcs=false %run %t >%t2.log 2>&1 |
| // RUN: grep 'ERROR: AddressSanitizer: stack-buffer-overflow' %t2.log | count 30 |
| |
| #define ACCESS_ARRAY_FIVE_ELEMENTS(array, i) \ |
| array[i] = i; \ |
| array[i + 1] = i + 1; \ |
| array[i + 2] = i + 2; \ |
| array[i + 3] = i + 3; \ |
| array[i + 4] = i + 4; \ |
| |
| volatile int ten = 10; |
| unsigned kNumIterations = 10; |
| |
| int main(int argc, char **argv) { |
| char a[10]; |
| char b[10]; |
| |
| if (argc == 1) { |
| for (int i = 0; i < kNumIterations; ++i) { |
| // CHECK: READ of size 1 |
| volatile int res = a[ten + i]; |
| // CHECK: WRITE of size 1 |
| a[i + ten] = res + 3; |
| // CHECK: READ of size 1 |
| res = a[ten + i]; |
| // CHECK-NOT: ERROR |
| } |
| } else { |
| for (int i = 0; i < kNumIterations; ++i) { |
| ACCESS_ARRAY_FIVE_ELEMENTS(a, ten); |
| ACCESS_ARRAY_FIVE_ELEMENTS(a, ten + 5); |
| ACCESS_ARRAY_FIVE_ELEMENTS(a, ten + 10); |
| ACCESS_ARRAY_FIVE_ELEMENTS(b, ten); |
| ACCESS_ARRAY_FIVE_ELEMENTS(b, ten + 5); |
| ACCESS_ARRAY_FIVE_ELEMENTS(b, ten + 10); |
| } |
| } |
| return 0; |
| } |
| |