| //===-- hwasan_flags.inc ------------------------------------------*- C++ -*-===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| // |
| // Hwasan runtime flags. |
| // |
| //===----------------------------------------------------------------------===// |
| #ifndef HWASAN_FLAG |
| # error "Define HWASAN_FLAG prior to including this file!" |
| #endif |
| |
| // HWASAN_FLAG(Type, Name, DefaultValue, Description) |
| // See COMMON_FLAG in sanitizer_flags.inc for more details. |
| |
| HWASAN_FLAG(bool, verbose_threads, false, |
| "inform on thread creation/destruction") |
| HWASAN_FLAG(bool, tag_in_malloc, true, "") |
| HWASAN_FLAG(bool, tag_in_free, true, "") |
| HWASAN_FLAG(bool, print_stats, false, "") |
| HWASAN_FLAG(bool, halt_on_error, true, "") |
| HWASAN_FLAG(bool, atexit, false, "") |
| |
| // Test only flag to disable malloc/realloc/free memory tagging on startup. |
| // Tagging can be reenabled with __hwasan_enable_allocator_tagging(). |
| HWASAN_FLAG(bool, disable_allocator_tagging, false, "") |
| |
| // If false, use simple increment of a thread local counter to generate new |
| // tags. |
| HWASAN_FLAG(bool, random_tags, true, "") |
| |
| HWASAN_FLAG( |
| int, max_malloc_fill_size, 0x1000, // By default, fill only the first 4K. |
| "HWASan allocator flag. max_malloc_fill_size is the maximal amount of " |
| "bytes that will be filled with malloc_fill_byte on malloc.") |
| HWASAN_FLAG( |
| int, max_free_fill_size, 0, |
| "HWASan allocator flag. max_free_fill_size is the maximal amount of " |
| "bytes that will be filled with free_fill_byte during free.") |
| HWASAN_FLAG(int, malloc_fill_byte, 0xbe, |
| "Value used to fill the newly allocated memory.") |
| HWASAN_FLAG(int, free_fill_byte, 0x55, |
| "Value used to fill deallocated memory.") |
| HWASAN_FLAG(int, heap_history_size, 1023, |
| "The number of heap (de)allocations remembered per thread. " |
| "Affects the quality of heap-related reports, but not the ability " |
| "to find bugs.") |
| HWASAN_FLAG(bool, export_memory_stats, true, |
| "Export up-to-date memory stats through /proc") |
