mirror of
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59 lines
2.0 KiB
Plaintext
59 lines
2.0 KiB
Plaintext
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# Copyright 2014 The Chromium Authors. All rights reserved.
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# Use of this source code is governed by a BSD-style license that can be
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# found in the LICENSE file.
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import("//build/config/sanitizers/sanitizers.gni")
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# Temporarily disable tcmalloc on arm64 linux to get rid of compilation errors.
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if (is_android || is_mac || is_ios || is_asan || is_lsan || is_tsan ||
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is_msan || is_win || is_fuchsia || (is_linux && target_cpu == "arm64")) {
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_default_allocator = "none"
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} else {
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_default_allocator = "tcmalloc"
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}
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# The debug CRT on Windows has some debug features that are incompatible with
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# the shim. NaCl in particular does seem to link some binaries statically
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# against the debug CRT with "is_nacl=false".
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if ((is_linux || is_android || is_mac ||
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(is_win && !is_component_build && !is_debug)) && !is_asan && !is_lsan &&
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!is_tsan && !is_msan) {
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_default_use_allocator_shim = true
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} else {
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_default_use_allocator_shim = false
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}
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declare_args() {
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# Memory allocator to use. Set to "none" to use default allocator.
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use_allocator = _default_allocator
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# Causes all the allocations to be routed via allocator_shim.cc.
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use_allocator_shim = _default_use_allocator_shim
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# Partition alloc is included by default except iOS.
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use_partition_alloc = !is_ios
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# Use the new tcmalloc. It's relevant only when use_allocator == "tcmalloc".
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use_new_tcmalloc = false
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}
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if (is_nacl) {
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# Turn off the build flag for NaCL builds to minimize confusion, as NaCL
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# doesn't support the heap shim.
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use_allocator_shim = false
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}
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assert(use_allocator == "none" || use_allocator == "tcmalloc")
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assert(!is_win || use_allocator == "none", "Tcmalloc doesn't work on Windows.")
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assert(!is_mac || use_allocator == "none", "Tcmalloc doesn't work on macOS.")
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assert(
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!use_allocator_shim || is_linux || is_android || is_win || is_mac,
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"use_allocator_shim is supported only on Linux, Android, Windows and macOS targets")
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if (is_win && use_allocator_shim) {
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assert(!is_component_build,
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"The allocator shim doesn't work for the component build on Windows.")
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}
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