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 %t 2>&1 | \ 6 // RUN: %symbolize | FileCheck %s 7 8 // No error here. 9 // RUN: ASAN_OPTIONS=alloc_dealloc_mismatch=0 %t 10 #include <stdlib.h> 11 12 static volatile char *x; 13 14 int main() { 15 x = (char*)malloc(10); 16 x[0] = 0; 17 delete x; 18 } 19 // CHECK: ERROR: AddressSanitizer: alloc-dealloc-mismatch (malloc vs operator delete) on 0x 20 // CHECK-NEXT: #0{{.*}}operator delete 21 // CHECK: #{{.*}}main 22 // CHECK: is located 0 bytes inside of 10-byte region 23 // CHECK-NEXT: allocated by thread T0 here: 24 // CHECK-NEXT: #0{{.*}}malloc 25 // CHECK: #{{.*}}main 26 // CHECK: HINT: {{.*}} you may set ASAN_OPTIONS=alloc_dealloc_mismatch=0 27
