94 lines
3.0 KiB
Plaintext
94 lines
3.0 KiB
Plaintext
# Copyright 2015 The Chromium Authors
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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/c++/c++.gni")
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source_set("libc++abi") {
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if (export_libcxxabi_from_executables) {
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visibility = [
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"//build/config:executable_deps",
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"//build/config:rust_bin_deps",
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]
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} else {
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visibility = [ "//buildtools/third_party/libc++" ]
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}
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# Fuchsia builds don't link against any libraries that provide stack
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# unwinding symbols, unlike Linux does with glibc (same applies for Android).
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# Build and link against libunwind manually to get this functionality.
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if (is_fuchsia || is_android) {
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deps = [ "//buildtools/third_party/libunwind" ]
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}
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sources = [
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"trunk/src/abort_message.cpp",
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"trunk/src/cxa_aux_runtime.cpp",
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"trunk/src/cxa_default_handlers.cpp",
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"trunk/src/cxa_exception.cpp",
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"trunk/src/cxa_exception_storage.cpp",
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"trunk/src/cxa_handlers.cpp",
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# This file is supposed to be used in fno-exception builds of
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# libc++abi. We build lib++/libc++abi with exceptions enabled.
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#"trunk/src/cxa_noexception.cpp",
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"trunk/src/cxa_personality.cpp",
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"trunk/src/cxa_vector.cpp",
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"trunk/src/cxa_virtual.cpp",
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"trunk/src/fallback_malloc.cpp",
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"trunk/src/private_typeinfo.cpp",
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"trunk/src/stdlib_exception.cpp",
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"trunk/src/stdlib_stdexcept.cpp",
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"trunk/src/stdlib_typeinfo.cpp",
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]
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if (!is_tsan) {
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sources += [ "trunk/src/cxa_guard.cpp" ]
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}
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# See the comment in cxa_demangle_stub.cc for why we don't use LLVM's
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# demangler on android.
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# TODO(thakis): Switch to building with LIBCXXABI_NON_DEMANGLING_TERMINATE
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# defined instead.
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if (is_android) {
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sources += [ "cxa_demangle_stub.cc" ]
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} else {
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sources += [ "trunk/src/cxa_demangle.cpp" ]
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}
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if (is_fuchsia || (is_posix && !is_apple)) {
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sources += [ "trunk/src/cxa_thread_atexit.cpp" ]
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}
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defines = [ "LIBCXXABI_SILENT_TERMINATE" ]
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configs -= [
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"//build/config/compiler:chromium_code",
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"//build/config/compiler:no_exceptions",
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"//build/config/compiler:no_rtti",
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"//build/config/coverage:default_coverage",
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]
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configs += [
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"//build/config/compiler:no_chromium_code",
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"//build/config/compiler:exceptions",
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"//build/config/compiler:rtti",
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"//buildtools/third_party/libc++:config",
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]
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# private_typeinfo.cpp implements __dynamic_cast(), which is the runtime
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# bit that implements dynamic_cast<>(). But ubsan's vptr check inserts
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# dynamic_cast<>()s, which leads to infinite recursion. So make sure we don't
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# pass -fsanitize=vptr.
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configs -= [ "//build/config/sanitizers:default_sanitizer_flags" ]
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configs +=
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[ "//build/config/sanitizers:default_sanitizer_flags_but_ubsan_vptr" ]
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if (export_libcxxabi_from_executables || libcxx_is_shared) {
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configs -= [ "//build/config/gcc:symbol_visibility_hidden" ]
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configs += [ "//build/config/gcc:symbol_visibility_default" ]
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}
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# libc++abi depends on libc++ internals.
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include_dirs = [ "../libc++/trunk/src" ]
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}
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