forked from OSchip/llvm-project
58 lines
2.4 KiB
C++
58 lines
2.4 KiB
C++
//===-- hwasan_flags.inc ------------------------------------------*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// Hwasan runtime flags.
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//
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//===----------------------------------------------------------------------===//
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#ifndef HWASAN_FLAG
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# error "Define HWASAN_FLAG prior to including this file!"
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#endif
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// HWASAN_FLAG(Type, Name, DefaultValue, Description)
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// See COMMON_FLAG in sanitizer_flags.inc for more details.
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HWASAN_FLAG(bool, verbose_threads, false,
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"inform on thread creation/destruction")
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HWASAN_FLAG(bool, tag_in_malloc, true, "")
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HWASAN_FLAG(bool, tag_in_free, true, "")
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HWASAN_FLAG(bool, print_stats, false, "")
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HWASAN_FLAG(bool, halt_on_error, true, "")
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HWASAN_FLAG(bool, atexit, false, "")
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// Test only flag to disable malloc/realloc/free memory tagging on startup.
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// Tagging can be reenabled with __hwasan_enable_allocator_tagging().
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HWASAN_FLAG(bool, disable_allocator_tagging, false, "")
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// If false, use simple increment of a thread local counter to generate new
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// tags.
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HWASAN_FLAG(bool, random_tags, true, "")
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HWASAN_FLAG(
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int, max_malloc_fill_size, 0x1000, // By default, fill only the first 4K.
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"HWASan allocator flag. max_malloc_fill_size is the maximal amount of "
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"bytes that will be filled with malloc_fill_byte on malloc.")
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HWASAN_FLAG(
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int, max_free_fill_size, 0,
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"HWASan allocator flag. max_free_fill_size is the maximal amount of "
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"bytes that will be filled with free_fill_byte during free.")
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HWASAN_FLAG(int, malloc_fill_byte, 0xbe,
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"Value used to fill the newly allocated memory.")
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HWASAN_FLAG(int, free_fill_byte, 0x55,
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"Value used to fill deallocated memory.")
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HWASAN_FLAG(int, heap_history_size, 1023,
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"The number of heap (de)allocations remembered per thread. "
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"Affects the quality of heap-related reports, but not the ability "
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"to find bugs.")
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HWASAN_FLAG(bool, export_memory_stats, true,
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"Export up-to-date memory stats through /proc")
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HWASAN_FLAG(int, stack_history_size, 1024,
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"The number of stack frames remembered per thread. "
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"Affects the quality of stack-related reports, but not the ability "
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"to find bugs.")
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