35 lines · cpp
1// Check that without suppressions, we catch the issue.2// RUN: %clangxx_asan -O0 %s -o %t3// RUN: %env_asan_opts=alloc_dealloc_mismatch=1 not %run %t 2>&1 | FileCheck --check-prefix=CHECK-CRASH %s4 5// RUN: echo "alloc_dealloc_mismatch:function" > %t.supp6// RUN: %clangxx_asan -O0 %s -o %t && %env_asan_opts=alloc_dealloc_mismatch=1:suppressions='"%t.supp"' %run %t 2>&1 | FileCheck --check-prefix=CHECK-IGNORE %s7// RUN: %clangxx_asan -O3 %s -o %t && %env_asan_opts=alloc_dealloc_mismatch=1:suppressions='"%t.supp"' %run %t 2>&1 | FileCheck --check-prefix=CHECK-IGNORE %s8 9// FIXME: Upload suppressions to device.10// XFAIL: android11 12// FIXME: atos does not work for inlined functions, yet llvm-symbolizer13// does not always work with debug info on Darwin. Behavior is similar on MSVC x86 outside of /Od.14// UNSUPPORTED: darwin15// UNSUPPORTED: target={{.*windows-msvc.*}} && asan-32-bits16 17#include <stdio.h>18#include <stdlib.h>19#include <string.h>20 21void function() {22 char *a = (char *)malloc(6);23 a[0] = '\0';24 size_t len = strlen(a);25 delete a; // BOOM26 fprintf(stderr, "strlen ignored, len = %zu\n", len);27}28 29int main() { function(); }30 31// CHECK-CRASH: AddressSanitizer: alloc-dealloc-mismatch32// CHECK-CRASH-NOT: strlen ignored33// CHECK-IGNORE-NOT: AddressSanitizer: alloc-dealloc-mismatch34// CHECK-IGNORE: strlen ignored35