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1//===-- nsan_flags.inc ------------------------------------------*- C++ -*-===//2//3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.4// See https://llvm.org/LICENSE.txt for license information.5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception6//7//===----------------------------------------------------------------------===//8//9// NSan runtime flags.10//11//===----------------------------------------------------------------------===//12#ifndef NSAN_FLAG13#error "Define NSAN_FLAG prior to including this file!"14#endif15 16// NSAN_FLAG(Type, Name, DefaultValue, Description)17// See COMMON_FLAG in sanitizer_flags.inc for more details.18 19NSAN_FLAG(bool, halt_on_error, true, "If true, halt after the first error.")20NSAN_FLAG(bool, resume_after_warning, true,21 "If true, we resume resume the computation from the original "22 "application floating-point value after a warning. If false, "23 "computations continue with the shadow value.")24NSAN_FLAG(const char *, suppressions, "", "Suppressions file name.")25NSAN_FLAG(bool, resume_after_suppression, true,26 "If true, a suppression will also resume the computation from the FT"27 " domain. If false, output is suppressed but the shadow value is"28 " retained.")29// FIXME: should this be specified in units of epsilon instead?30NSAN_FLAG(int, log2_max_relative_error, 19,31 "Log2 maximum admissible relative error, e.g. 19 means max relative "32 "error of 1/2^19 ~= 0.000002.")33NSAN_FLAG(int, log2_absolute_error_threshold, 32,34 "Log2 maximum admissible absolute error. Any numbers closer than "35 "1/2^n are considered to be the same.")36NSAN_FLAG(bool, disable_warnings, false,37 "If true, disable warning printing. This is useful to only compute "38 "stats.")39NSAN_FLAG(bool, enable_check_stats, false,40 "If true, compute check stats, i.e. for each line, the number of "41 "times a check was performed on this line.")42NSAN_FLAG(bool, enable_warning_stats, false,43 "If true, compute warning stats, i.e. for each line, the number of "44 "times a warning was emitted for this line.")45NSAN_FLAG(bool, enable_loadtracking_stats, false,46 "If true, compute load tracking stats, i.e. for each load from "47 "memory, the number of times nsan resumed from the original value "48 "due to invalid or unknown types.")49NSAN_FLAG(bool, poison_in_free, true, "")50NSAN_FLAG(bool, print_stats_on_exit, false, "If true, print stats on exit.")51NSAN_FLAG(bool, check_nan, false,52 "If true, check the floating-point number is nan")53NSAN_FLAG(bool, check_cmp, true,54 "If true, emit a warning for a fcmp instruction whose "55 "corresponding shadow fcmp result differs.")56