zircon/public/gn/config/levels.gni

# Copyright 2019 The Fuchsia Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.

declare_args() {
  # Controls which asserts are enabled.
  #
  # `ZX_ASSERT` is always enabled.
  #
  # * 0 disables standard C `assert()` and `ZX_DEBUG_ASSERT`.
  # * 1 disables `ZX_DEBUG_ASSERT`. Standard C `assert()` remains enabled.
  # * 2 enables all asserts.
  assert_level = 2

  # * 0 means no debugging information.
  # * 1 means minimal debugging information sufficient to symbolize backtraces.
  # * 2 means full debugging information for use with a symbolic debugger.
  symbol_level = 2
}

# NOTE: Keep in sync with //build/config/compiler.gni
# TODO: Unify the default value between the two builds.
declare_args() {
  # * `none`: really unoptimized, usually only build-tested and not run
  # * `debug`: "optimized for debugging", light enough to avoid confusion
  # * `default`: default optimization level
  # * `size`:  optimized for space rather than purely for speed
  # * `speed`: optimized purely for speed
  # * `sanitizer`: optimized for sanitizers (ASan, etc.)
  # * `profile`: optimized for coverage/profile data collection
  optimize = "default"
}

_optimize_valid = [
  "none",
  "debug",
  "default",
  "size",
  "speed",
  "sanitizer",
  "profile",
]

assert(_optimize_valid + [ optimize ] - [ optimize ] != _optimize_valid,
       "`optimize=\"...\"` must be one of $_optimize_valid")