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Bug 1836883. Avoid passing ref function arguments to Rc::from_raw. r=eemeli

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It is unfortunately undefined behavior and leads to problems with LLVM
16.

Differential Revision: https://phabricator.services.mozilla.com/D180061
This commit is contained in:
Mike Hommey 2023-06-06 08:55:21 +00:00
parent 473dfcaa8f
commit a13b4ea9e8
4 changed files with 5 additions and 5 deletions
repo.diff.show_diff_stats Download patch file Download diff file Expand all files Collapse all files

2
intl/l10n/rust/fluent-ffi/src/bundle.rs
View file

@ -294,7 +294,7 @@ pub extern "C" fn fluent_bundle_format_pattern(
#[no_mangle]
pub unsafe extern "C" fn fluent_bundle_add_resource(
bundle: &mut FluentBundleRc,
r: &FluentResource,
r: *const FluentResource,
allow_overrides: bool,
ret_errors: &mut ThinVec<nsCString>,
) {

2
intl/l10n/rust/fluent-ffi/src/resource.rs
View file

@ -28,7 +28,7 @@ pub extern "C" fn fluent_resource_new(
}
#[no_mangle]
pub unsafe extern "C" fn fluent_resource_addref(res: &FluentResource) {
pub unsafe extern "C" fn fluent_resource_addref(res: *const FluentResource) {
let raw = ManuallyDrop::new(Rc::from_raw(res));
mem::forget(Rc::clone(&raw));
}

4
intl/l10n/rust/l10nregistry-ffi/src/registry.rs
View file

@ -255,14 +255,14 @@ pub unsafe extern "C" fn l10nregistry_register_parent_process_sources(
}
#[no_mangle]
pub unsafe extern "C" fn l10nregistry_addref(reg: &GeckoL10nRegistry) {
pub unsafe extern "C" fn l10nregistry_addref(reg: *const GeckoL10nRegistry) {
let raw = Rc::from_raw(reg);
mem::forget(Rc::clone(&raw));
mem::forget(raw);
}
#[no_mangle]
pub unsafe extern "C" fn l10nregistry_release(reg: &GeckoL10nRegistry) {
pub unsafe extern "C" fn l10nregistry_release(reg: *const GeckoL10nRegistry) {
let _ = Rc::from_raw(reg);
}

2
intl/l10n/rust/l10nregistry-ffi/src/source.rs
View file

@ -199,7 +199,7 @@ pub extern "C" fn l10nfilesource_new_mock(
}
#[no_mangle]
pub unsafe extern "C" fn l10nfilesource_addref(source: &FileSource) {
pub unsafe extern "C" fn l10nfilesource_addref(source: *const FileSource) {
let raw = Rc::from_raw(source);
mem::forget(Rc::clone(&raw));
mem::forget(raw);