remove various things now that Rust 1.17 is required

std::ptr::eq and Arc::ptr_eq are now usuable, and we can replace a
panic!() with abort().
This commit is contained in:
Nathan Froyd 2017-06-23 09:50:56 -04:00
parent 567f5e8985
commit 096cee8ebc
6 changed files with 7 additions and 26 deletions

View file

@ -1854,7 +1854,7 @@ impl Fragment {
match (&mut self.specific, &next_fragment.specific) {
(&mut SpecificFragmentInfo::ScannedText(ref mut this_info),
&SpecificFragmentInfo::ScannedText(ref other_info)) => {
debug_assert!(::arc_ptr_eq(&this_info.run, &other_info.run));
debug_assert!(Arc::ptr_eq(&this_info.run, &other_info.run));
this_info.range_end_including_stripped_whitespace =
other_info.range_end_including_stripped_whitespace;
if other_info.requires_line_break_afterward_if_wrapping_on_newlines() {

View file

@ -401,7 +401,7 @@ impl LineBreaker {
result.border_padding.inline_end == Au(0) &&
candidate.border_padding.inline_start == Au(0) &&
result_info.selected() == candidate_info.selected() &&
::arc_ptr_eq(&result_info.run, &candidate_info.run) &&
Arc::ptr_eq(&result_info.run, &candidate_info.run) &&
inline_contexts_are_equal(&result.inline_context,
&candidate.inline_context)
}

View file

@ -92,14 +92,6 @@ pub use fragment::Fragment;
pub use fragment::SpecificFragmentInfo;
pub use self::data::LayoutData;
/// Returns whether the two arguments point to the same value.
///
/// FIXME: Remove this and use Arc::ptr_eq once we require Rust 1.17
#[inline]
pub fn arc_ptr_eq<T: 'static>(a: &::std::sync::Arc<T>, b: &::std::sync::Arc<T>) -> bool {
::style::ptr_eq::<T>(&**a, &**b)
}
// We can't use stylearc for everything in layout, because the Flow stuff uses
// weak references.
use style::stylearc::Arc as StyleArc;