1 // Check that we detect malloc/delete mismatch only if the approptiate flag 2 // is set. 3 4 // RUN: %clangxx_asan -g %s -o %t 2>&1 5 // RUN: ASAN_OPTIONS=alloc_dealloc_mismatch=1 not %t 2>&1 | FileCheck %s 6 7 // No error here. 8 // RUN: ASAN_OPTIONS=alloc_dealloc_mismatch=0 %t 9 #include <stdlib.h> 10 11 static volatile char *x; 12 13 int main() { 14 x = (char*)malloc(10); 15 x[0] = 0; 16 delete x; 17 } 18 // CHECK: ERROR: AddressSanitizer: alloc-dealloc-mismatch (malloc vs operator delete) on 0x 19 // CHECK-NEXT: #0{{.*}}operator delete 20 // CHECK: #{{.*}}main 21 // CHECK: is located 0 bytes inside of 10-byte region 22 // CHECK-NEXT: allocated by thread T0 here: 23 // CHECK-NEXT: #0{{.*}}malloc 24 // CHECK: #{{.*}}main 25 // CHECK: HINT: {{.*}} you may set ASAN_OPTIONS=alloc_dealloc_mismatch=0 26
