| // Check that without suppressions, we catch the issue. |
| // RUN: %clangxx_asan -O0 %s -o %t |
| // RUN: %env_asan_opts=alloc_dealloc_mismatch=1 not %run %t 2>&1 | FileCheck --check-prefix=CHECK-CRASH %s |
| |
| // RUN: echo "alloc_dealloc_mismatch:function" > %t.supp |
| // 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 %s |
| // 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 %s |
| |
| // FIXME: Upload suppressions to device. |
| // XFAIL: android |
| |
| // FIXME: atos does not work for inlined functions, yet llvm-symbolizer |
| // does not always work with debug info on Darwin. Behavior is similar on MSVC x86 outside of /Od. |
| // UNSUPPORTED: darwin |
| // UNSUPPORTED: target={{.*windows-msvc.*}} && asan-32-bits |
| |
| #include <stdio.h> |
| #include <stdlib.h> |
| #include <string.h> |
| |
| void function() { |
| char *a = (char *)malloc(6); |
| a[0] = '\0'; |
| size_t len = strlen(a); |
| delete a; // BOOM |
| fprintf(stderr, "strlen ignored, len = %zu\n", len); |
| } |
| |
| int main() { function(); } |
| |
| // CHECK-CRASH: AddressSanitizer: alloc-dealloc-mismatch |
| // CHECK-CRASH-NOT: strlen ignored |
| // CHECK-IGNORE-NOT: AddressSanitizer: alloc-dealloc-mismatch |
| // CHECK-IGNORE: strlen ignored |
