tor-browser

commit 877cf3739239e00baf074f0282f85c2fcc8ba721
parent 4141bda247b09687f879c65e1567d08afb206ee3
Author: serge-sans-paille <sguelton@mozilla.com>
Date:   Mon,  5 Jan 2026 08:41:05 +0000

Bug 2005997 - Enable _LIBCPP_REMOVE_TRANSITIVE_INCLUDES for libcxx r=glandium

See https://libcxx.llvm.org/DesignDocs/HeaderRemovalPolicy.html for the
design document, but basically this should make header dependencies less
costly in terms of compilation time.

Differential Revision: https://phabricator.services.mozilla.com/D276423

Diffstat:
M
build/moz.configure/toolchain.configure
 | 
3
+++

1 file changed, 3 insertions(+), 0 deletions(-)
diff --git a/build/moz.configure/toolchain.configure b/build/moz.configure/toolchain.configure
@@ -2404,6 +2404,9 @@ set_define("_LIBCPP_ALWAYS_INLINE", libcxx_override_visibility.empty)
 
 set_define("_LIBCPP_HIDE_FROM_ABI", libcxx_override_visibility.hide_from_abi)
 
+# TODO: remove this once we target C++23, where clang always define it, see bug 1880762
+set_define("_LIBCPP_REMOVE_TRANSITIVE_INCLUDES", True, when=using_libcxx)
+
 
 @depends(target, build_environment)
 def visibility_flags(target, env):