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libc++: Disable exceptions and RTTI

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Except on Mac, where exceptions are required.
And except on Android, where rtti is required.
This commit is contained in:
klzgrad
2019-11-30 21:52:42 +08:00
parent 62a58d0873
commit 40c5bb4aa3
2 changed files with 30 additions and 4 deletions
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4
src/buildtools/third_party/libc++/BUILD.gn vendored
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@@ -543,12 +543,8 @@ target(libcxx_target_type, "libc++") {
# so that modules can be used for other chromium targets which don't enable
# exception and rtti.
configs -= configs_to_remove + [
"//build/config/compiler:no_exceptions",
"//build/config/compiler:no_rtti",
]
configs += configs_to_add + [
"//build/config/compiler:exceptions",
"//build/config/compiler:rtti",
]
deps = [ "//third_party/llvm-libc:llvm-libc-shared" ]

30
src/buildtools/third_party/libc++abi/BUILD.gn vendored
View File

@@ -100,4 +100,34 @@ target(libcxxabi_target_type, "libc++abi") {
if (use_libcxx_modules) {
configs -= [ "//build/config/compiler:libcxx_module" ]
}
if (!is_apple) {
sources -= [
"//third_party/libc++abi/src/src/cxa_exception.cpp",
"//third_party/libc++abi/src/src/cxa_personality.cpp",
"//third_party/libc++abi/src/src/private_typeinfo.cpp",
]
sources += [
"//third_party/libc++abi/src/src/cxa_noexception.cpp",
]
defines += [ "_LIBCXXABI_NO_EXCEPTIONS" ]
configs -= [
"//build/config/compiler:exceptions",
"//build/config/compiler:rtti",
]
configs += [
"//build/config/compiler:no_exceptions",
"//build/config/compiler:no_rtti",
]
}
if (is_android) {
sources += [
"//third_party/libc++abi/src/src/private_typeinfo.cpp",
]
configs -= [
"//build/config/compiler:no_rtti",
]
configs += [
"//build/config/compiler:rtti",
]
}
}