// RUN: %clangxx_asan -m64 -O2 %s -o %t // RUN: %t 2>&1 | %symbolizer > %t.output // RUN: FileCheck %s < %t.output // RUN: FileCheck %s --check-prefix=CHECK-%os < %t.output #include #include int main(int argc, char **argv) { char *x = (char*)malloc(10 * sizeof(char)); memset(x, 0, 10); int res = x[argc * 10]; // BOOOM // CHECK: {{READ of size 1 at 0x.* thread T0}} // CHECK: {{ #0 0x.* in main .*heap-overflow.cc:11}} // CHECK: {{0x.* is located 0 bytes to the right of 10-byte region}} // CHECK: {{allocated by thread T0 here:}} // CHECK-Linux: {{ #0 0x.* in .*malloc}} // CHECK-Linux: {{ #1 0x.* in main .*heap-overflow.cc:9}} // CHECK-Darwin: {{ #0 0x.* in .*mz_malloc.*}} // CHECK-Darwin: {{ #1 0x.* in malloc_zone_malloc.*}} // CHECK-Darwin: {{ #2 0x.* in malloc.*}} // CHECK-Darwin: {{ #3 0x.* in main heap-overflow.cc:9}} free(x); return res; }