testing/thunderbird: upgrade to 68.4.1

2 files changed, 3 insertions, 177 deletions

diff --git a/testing/thunderbird/APKBUILD b/testing/thunderbird/APKBUILD
index 416888003a..ae89b827d2 100644
--- a/testing/thunderbird/APKBUILD
+++ b/testing/thunderbird/APKBUILD
@@ -2,7 +2,7 @@
 # Maintainer: Joseph Benden <joe@benden.us>
 
 pkgname=thunderbird
-pkgver=68.3.1
+pkgver=68.4.1
 _pkgver=$pkgver
 _xulver=$pkgver
 pkgrel=0
@@ -90,7 +90,6 @@ source="https://ftp.mozilla.org/pub/thunderbird/releases/$pkgver/source/thunderb
 	fix-webrtc-glibcisms.patch
 	fix-sandbox-membarrier.patch
 	thunderbird.desktop
-	thunderbird-68.2.2-rust-1.39+.patch
 	"
 _mozappdir=/usr/lib/$pkgname
 
@@ -262,7 +261,7 @@ END
 		"$pkgdir/usr/lib/$pkgname/thunderbird-bin"
 }
 
-sha512sums="2e24556e6bed7a8d75ad56f0e94e07483e021b8b1ddafcf0dc586c17c93ba1f6994194866a37b7fe23637804c351f0c24d365d39f327f0ee591a86b9560bbb03  thunderbird-68.3.1.source.tar.xz
+sha512sums="16cccbc2313472e6312e842a28079782238cb22e72b324bebaffefa4a2fe68fec9f2173f2c83f1caccc5522ab9145884b2e2a58e97e236f7aefa4c61764e08b7  thunderbird-68.4.1.source.tar.xz
 0b3f1e4b9fdc868e4738b5c81fd6c6128ce8885b260affcb9a65ff9d164d7232626ce1291aaea70132b3e3124f5e13fef4d39326b8e7173e362a823722a85127  stab.h
 3e57b2541f3889a1cf701860c8bf299f294cb077b0e8cfffda271cf02d1f59b25a697485d0df66e847e47f795b1ace54488a84a42851f2f8587717335537b44d  disable-ccache-stats.patch
 2f4f15974d52de4bb273b62a332d13620945d284bbc6fe6bd0a1f58ff7388443bc1d3bf9c82cc31a8527aad92b0cd3a1bc41d0af5e1800e0dcbd7033e58ffd71  fix-fortify-system-wrappers.patch
@@ -275,5 +274,4 @@ e0df4fc649012f023443ce9165da29d36459dbca5df64a31008b28d96264fba909858de36d0cf1b1
 7903987b4b661286de03c6940bf67aaed6d78c9adc57680413407a84a1f1f26aaded35e6d53ea6ad527b474968b343d844e81e16d777c0e29b830b51aa2ca8c3  fix-rust-target.patch
 d35cacb9ede80e6bfbef0709823e536dddfb1c02d776275b0b7adb5969e9927d8c6117df96873569c3f3db0a18ee5db24f8086a9311a05077892be43a3dd8d79  fix-webrtc-glibcisms.patch
 f85f2c19c3dafab915bcb40e580fc442fd9eab5916696849edf0b105c758dd807dfe23a6479935613c81496711eb377c73227c03eb8582204c3442a4d0e397a2  fix-sandbox-membarrier.patch
-95a2b1deb4f6c90750fdd2bfe8ca0a7879a5b267965091705a6beb0a0a4b1ccad75d11df7b9885543ca4232ff704e975c6946f4c11804cb71c471e06f9576001  thunderbird.desktop
-549daf63bcd73eca6317c4c2f007c4053df206cd6e2d34265d2064db8eadf34dce3d5e82f41d9bcb6364ac3de92dcce425e2fe8dca55eee58c20ea9afaa1b725  thunderbird-68.2.2-rust-1.39+.patch"
+95a2b1deb4f6c90750fdd2bfe8ca0a7879a5b267965091705a6beb0a0a4b1ccad75d11df7b9885543ca4232ff704e975c6946f4c11804cb71c471e06f9576001  thunderbird.desktop"
diff --git a/testing/thunderbird/thunderbird-68.2.2-rust-1.39+.patch b/testing/thunderbird/thunderbird-68.2.2-rust-1.39+.patch
deleted file mode 100644
index f1562f46df..0000000000
--- a/testing/thunderbird/thunderbird-68.2.2-rust-1.39+.patch
+++ /dev/null
@@ -1,172 +0,0 @@
-Source: Gentoo
-
-Based on https://github.com/rust-lang/rust/issues/64710
-
---- a/third_party/rust/bindgen/.cargo-checksum.json
-+++ b/third_party/rust/bindgen/.cargo-checksum.json
-@@ -1 +1 @@
--{"files":{"Cargo.toml":"9af635e7bad9021a49742a312faf6178b757dbd48aabc998931d6f491f14c179","LICENSE":"c23953d9deb0a3312dbeaf6c128a657f3591acee45067612fa68405eaa4525db","README.md":"5a1f556c6a57c0a6ccc65e19c27718e0f4b32381a8efcc80f6601b33c58c5d59","build.rs":"a9f6915c54d75f357ce32f96327bf4df53dc81a505b70831978f9dac6f43841d","src/callbacks.rs":"b24d7982332c6a35928f134184ddf4072fe4545a45546b97b9b0e0c1fbb77c08","src/clang.rs":"e9203eb5a1b432efebafcd011896e35e8c9145037bf99e7bb3709dc1b8e8e783","src/codegen/bitfield_unit.rs":"88b0604322dc449fc9284850eadc1f5d14b42fa747d4258bae0b6b9535f52dfd","src/codegen/bitfield_unit_tests.rs":"2073ac6a36e0bc9afaef5b1207966817c8fb7a1a9f6368c3b1b8f79822efbfba","src/codegen/error.rs":"2613af1d833377fd4a70719f4a09951d9d45dc9227827b9a2a938a1bcaaea2dd","src/codegen/helpers.rs":"fbd23e68dd51ccaddeb9761394d5df2db49baded0e2dccf6bbc52a2d6de502eb","src/codegen/impl_debug.rs":"f82969461d522fb758eca552ceaf189122a404cbb47fcc16008bfe52fc62aefa","src/codegen/impl_partialeq.rs":"d40d9ee2849c4d3d557b033c4d3af5e6de4a44347f67c0f016198086338811af","src/codegen/mod.rs":"238d989e13b7556e5d120a2bfe85b43332fba56cbe8df886d4c32e650fff1247","src/codegen/struct_layout.rs":"3fa5524aff82365ce292b0cc85080514c85a6dbd31bce90f001773b995dda28e","src/extra_assertions.rs":"494534bd4f18b80d89b180c8a93733e6617edcf7deac413e9a73fd6e7bc9ced7","src/features.rs":"c5fd7149f4a3b41fd4f89ade08505170942f4bc791bcb6a34fdddd3ae61856f8","src/ir/analysis/derive.rs":"325d4c1c1e6194e743f42a2316f1501b0ef852fe309f2e9cac3434825ad235f0","src/ir/analysis/has_destructor.rs":"63644f479738df35e531d3324ff892614083c3656e0747aa34d9f20dada878ec","src/ir/analysis/has_float.rs":"76162a309e4285a806755a08c687a3e7bc894a100a63da4e88584035e215b11d","src/ir/analysis/has_type_param_in_array.rs":"fdbc0af28a144c88ea2de83e6e6da5e1ffb40e3dd63fd7a708095d085bb06f94","src/ir/analysis/has_vtable.rs":"5788372d27bdbaaf0454bc17be31a5480918bc41a8a1c4832e8c61185c07f9cd","src/ir/analysis/mod.rs":"1f218e15c19f6666512908abc853fa7ff9ca5d0fafd94f026d9e4b0ce287ec3c","src/ir/analysis/sizedness.rs":"8dc10043d872e68e660ef96edca4d9733f95be45cdad4893462fa929b335014f","src/ir/analysis/template_params.rs":"6312c008bbc80f50e72a766756c8daddea0b6eeb31ec924b83a231df931e170e","src/ir/annotations.rs":"39a5ab19f4d5dfa617577e4a0d0d2b67b5369d480c7cca4b14d172458c9843f0","src/ir/comment.rs":"c48abe01c5af0f09f583a89f1394bc6c161b40f6c8f0f600bbfe3c907b47969b","src/ir/comp.rs":"ca439407faefbe3a198246f0a1dbdf4e40307e45eaaad317e85d1aab37bb31fc","src/ir/context.rs":"599226eb04d337a1b1b13af91af91bdb02dbd5f26f274cbc0ebc4489eb144fc0","src/ir/derive.rs":"34f9aa76b6c9c05136bb69dcd6455397faef571a567254d2c541d50a962994db","src/ir/dot.rs":"95ed2968fc3239d87892e9f1edf1ed6dd18630d949564961765967ea1d16960c","src/ir/enum_ty.rs":"9cc242d6b3c1866665594e8b306860ee39c0ea42d22198d46b7fded473fe3e84","src/ir/function.rs":"2d41d9df19f42b0c383f338be4c026c005853a8d1caf5f3e5a2f3a8dad202232","src/ir/int.rs":"07e0c7dbd2dd977177fae3acd2a14adf271c6cf9ff4b57cddc11d50734fd4801","src/ir/item.rs":"3bcdb69b793350e5744aec3577cdbb1e5068ece5220c38763cecd82dfb5e8f03","src/ir/item_kind.rs":"dbeae8c4fd0e5c9485d325aea040e056a1f2cd6d43fc927dee8fe1c0c59a7197","src/ir/layout.rs":"d49582081f5f86f7595afbe4845f38fb3b969a840b568f4a49b265e7d790bb5b","src/ir/mod.rs":"2eae90f207fad2e45957ec9287064992a419e3fc916aba84faff2ea25cbeb5ee","src/ir/module.rs":"c4d90bf38fe3672e01923734ccbdb7951ea929949d5f413a9c2aee12395a5094","src/ir/objc.rs":"758aa955a0c5d6ad82606c88a1f4cd1d93e666b71e82d43b18b1aaae96cf888a","src/ir/template.rs":"c0f8570b927dfd6a421fc4ce3094ec837a3ed936445225dbfac961e8e0842ae5","src/ir/traversal.rs":"ea751379a5aec02f93f8d2c61e18232776b1f000dbeae64b9a7195ba21a19dd6","src/ir/ty.rs":"952fb04cd6a71a2bca5c509aecacb42a1de0cae75824941541a38dc589f0993a","src/ir/var.rs":"8bdafb6d02f2c55ae11c28d88b19fb7a65ba8466da12ff039ae4c16c790b291e","src/lib.rs":"d5c8b404c515d30fc2d78b28eb84cff6b256f1f1e2dbd6aca280529bb2af6879","src/log_stubs.rs":"6dfdd908b7c6453da416cf232893768f9480e551ca4add0858ef88bf71ee6ceb","src/main.rs":"e519053bcdde6bc88f60f955246a02d53b3db1cc5ccd1612e6675b790b7460b0","src/options.rs":"041d635c8f6712ca32676a68f06d0245faed5577d9513786e058540ea2a69a7f","src/parse.rs":"be7d13cc84fae79ec7b3aa9e77063fa475a48d74a854423e2c72d75006a25202","src/regex_set.rs":"5cb72fc3714c0d79e9e942d003349c0775fafd7cd0c9603c65f5261883bbf9cf","src/time.rs":"3b763e6fee51d0eb01228dfe28bc28a9f692aff73b2a7b90a030902e0238fca6"},"package":"6bd7710ac8399ae1ebe1e3aac7c9047c4f39f2c94b33c997f482f49e96991f7c"}
-\ No newline at end of file
-+{"files":{"Cargo.toml":"9af635e7bad9021a49742a312faf6178b757dbd48aabc998931d6f491f14c179","LICENSE":"c23953d9deb0a3312dbeaf6c128a657f3591acee45067612fa68405eaa4525db","README.md":"5a1f556c6a57c0a6ccc65e19c27718e0f4b32381a8efcc80f6601b33c58c5d59","build.rs":"a9f6915c54d75f357ce32f96327bf4df53dc81a505b70831978f9dac6f43841d","src/callbacks.rs":"b24d7982332c6a35928f134184ddf4072fe4545a45546b97b9b0e0c1fbb77c08","src/clang.rs":"e9203eb5a1b432efebafcd011896e35e8c9145037bf99e7bb3709dc1b8e8e783","src/codegen/bitfield_unit.rs":"88b0604322dc449fc9284850eadc1f5d14b42fa747d4258bae0b6b9535f52dfd","src/codegen/bitfield_unit_tests.rs":"2073ac6a36e0bc9afaef5b1207966817c8fb7a1a9f6368c3b1b8f79822efbfba","src/codegen/error.rs":"2613af1d833377fd4a70719f4a09951d9d45dc9227827b9a2a938a1bcaaea2dd","src/codegen/helpers.rs":"fbd23e68dd51ccaddeb9761394d5df2db49baded0e2dccf6bbc52a2d6de502eb","src/codegen/impl_debug.rs":"f82969461d522fb758eca552ceaf189122a404cbb47fcc16008bfe52fc62aefa","src/codegen/impl_partialeq.rs":"d40d9ee2849c4d3d557b033c4d3af5e6de4a44347f67c0f016198086338811af","src/codegen/mod.rs":"238d989e13b7556e5d120a2bfe85b43332fba56cbe8df886d4c32e650fff1247","src/codegen/struct_layout.rs":"3fa5524aff82365ce292b0cc85080514c85a6dbd31bce90f001773b995dda28e","src/extra_assertions.rs":"494534bd4f18b80d89b180c8a93733e6617edcf7deac413e9a73fd6e7bc9ced7","src/features.rs":"c5fd7149f4a3b41fd4f89ade08505170942f4bc791bcb6a34fdddd3ae61856f8","src/ir/analysis/derive.rs":"325d4c1c1e6194e743f42a2316f1501b0ef852fe309f2e9cac3434825ad235f0","src/ir/analysis/has_destructor.rs":"63644f479738df35e531d3324ff892614083c3656e0747aa34d9f20dada878ec","src/ir/analysis/has_float.rs":"76162a309e4285a806755a08c687a3e7bc894a100a63da4e88584035e215b11d","src/ir/analysis/has_type_param_in_array.rs":"fdbc0af28a144c88ea2de83e6e6da5e1ffb40e3dd63fd7a708095d085bb06f94","src/ir/analysis/has_vtable.rs":"8c92a52c0f859c7bec7bfbc36b9d18f904baab0c8c9dc1b3e7af34de1a0b0da4","src/ir/analysis/mod.rs":"1f218e15c19f6666512908abc853fa7ff9ca5d0fafd94f026d9e4b0ce287ec3c","src/ir/analysis/sizedness.rs":"71f1a37f75b971ea5b0d8457473cc410947dbf706cb6d2c0338916910b78a675","src/ir/analysis/template_params.rs":"6312c008bbc80f50e72a766756c8daddea0b6eeb31ec924b83a231df931e170e","src/ir/annotations.rs":"39a5ab19f4d5dfa617577e4a0d0d2b67b5369d480c7cca4b14d172458c9843f0","src/ir/comment.rs":"c48abe01c5af0f09f583a89f1394bc6c161b40f6c8f0f600bbfe3c907b47969b","src/ir/comp.rs":"ca439407faefbe3a198246f0a1dbdf4e40307e45eaaad317e85d1aab37bb31fc","src/ir/context.rs":"599226eb04d337a1b1b13af91af91bdb02dbd5f26f274cbc0ebc4489eb144fc0","src/ir/derive.rs":"e5581852eec87918901a129284b4965aefc8a19394187a8095779a084f28fabe","src/ir/dot.rs":"95ed2968fc3239d87892e9f1edf1ed6dd18630d949564961765967ea1d16960c","src/ir/enum_ty.rs":"9cc242d6b3c1866665594e8b306860ee39c0ea42d22198d46b7fded473fe3e84","src/ir/function.rs":"2d41d9df19f42b0c383f338be4c026c005853a8d1caf5f3e5a2f3a8dad202232","src/ir/int.rs":"07e0c7dbd2dd977177fae3acd2a14adf271c6cf9ff4b57cddc11d50734fd4801","src/ir/item.rs":"3bcdb69b793350e5744aec3577cdbb1e5068ece5220c38763cecd82dfb5e8f03","src/ir/item_kind.rs":"dbeae8c4fd0e5c9485d325aea040e056a1f2cd6d43fc927dee8fe1c0c59a7197","src/ir/layout.rs":"d49582081f5f86f7595afbe4845f38fb3b969a840b568f4a49b265e7d790bb5b","src/ir/mod.rs":"2eae90f207fad2e45957ec9287064992a419e3fc916aba84faff2ea25cbeb5ee","src/ir/module.rs":"c4d90bf38fe3672e01923734ccbdb7951ea929949d5f413a9c2aee12395a5094","src/ir/objc.rs":"758aa955a0c5d6ad82606c88a1f4cd1d93e666b71e82d43b18b1aaae96cf888a","src/ir/template.rs":"c0f8570b927dfd6a421fc4ce3094ec837a3ed936445225dbfac961e8e0842ae5","src/ir/traversal.rs":"ea751379a5aec02f93f8d2c61e18232776b1f000dbeae64b9a7195ba21a19dd6","src/ir/ty.rs":"952fb04cd6a71a2bca5c509aecacb42a1de0cae75824941541a38dc589f0993a","src/ir/var.rs":"8bdafb6d02f2c55ae11c28d88b19fb7a65ba8466da12ff039ae4c16c790b291e","src/lib.rs":"d5c8b404c515d30fc2d78b28eb84cff6b256f1f1e2dbd6aca280529bb2af6879","src/log_stubs.rs":"6dfdd908b7c6453da416cf232893768f9480e551ca4add0858ef88bf71ee6ceb","src/main.rs":"e519053bcdde6bc88f60f955246a02d53b3db1cc5ccd1612e6675b790b7460b0","src/options.rs":"041d635c8f6712ca32676a68f06d0245faed5577d9513786e058540ea2a69a7f","src/parse.rs":"be7d13cc84fae79ec7b3aa9e77063fa475a48d74a854423e2c72d75006a25202","src/regex_set.rs":"5cb72fc3714c0d79e9e942d003349c0775fafd7cd0c9603c65f5261883bbf9cf","src/time.rs":"3b763e6fee51d0eb01228dfe28bc28a9f692aff73b2a7b90a030902e0238fca6"},"package":"6bd7710ac8399ae1ebe1e3aac7c9047c4f39f2c94b33c997f482f49e96991f7c"}
-\ No newline at end of file
---- a/third_party/rust/bindgen/src/ir/analysis/has_vtable.rs
-+++ b/third_party/rust/bindgen/src/ir/analysis/has_vtable.rs
-@@ -9,17 +9,17 @@ use std::ops;
- use {HashMap, Entry};
- 
- /// The result of the `HasVtableAnalysis` for an individual item.
--#[derive(Copy, Clone, Debug, PartialEq, Eq, Ord)]
-+#[derive(Copy, Clone, Debug, PartialEq, Eq, PartialOrd, Ord)]
- pub enum HasVtableResult {
--    /// The item has a vtable, but the actual vtable pointer is in a base
--    /// member.
--    BaseHasVtable,
-+    /// The item does not have a vtable pointer.
-+    No,
- 
-     /// The item has a vtable and the actual vtable pointer is within this item.
-     SelfHasVtable,
- 
--    /// The item does not have a vtable pointer.
--    No
-+    /// The item has a vtable, but the actual vtable pointer is in a base
-+    /// member.
-+    BaseHasVtable,
- }
- 
- impl Default for HasVtableResult {
-@@ -28,21 +28,6 @@ impl Default for HasVtableResult {
-     }
- }
- 
--impl cmp::PartialOrd for HasVtableResult {
--    fn partial_cmp(&self, rhs: &Self) -> Option<cmp::Ordering> {
--        use self::HasVtableResult::*;
--
--        match (*self, *rhs) {
--            (x, y) if x == y => Some(cmp::Ordering::Equal),
--            (BaseHasVtable, _) => Some(cmp::Ordering::Greater),
--            (_, BaseHasVtable) => Some(cmp::Ordering::Less),
--            (SelfHasVtable, _) => Some(cmp::Ordering::Greater),
--            (_, SelfHasVtable) => Some(cmp::Ordering::Less),
--            _ => unreachable!(),
--        }
--    }
--}
--
- impl HasVtableResult {
-     /// Take the least upper bound of `self` and `rhs`.
-     pub fn join(self, rhs: Self) -> Self {
---- a/third_party/rust/bindgen/src/ir/analysis/sizedness.rs
-+++ b/third_party/rust/bindgen/src/ir/analysis/sizedness.rs
-@@ -22,13 +22,14 @@ use {HashMap, Entry};
- ///
- /// We initially assume that all types are `ZeroSized` and then update our
- /// understanding as we learn more about each type.
--#[derive(Copy, Clone, Debug, PartialEq, Eq, Ord)]
-+#[derive(Copy, Clone, Debug, PartialEq, Eq, PartialOrd, Ord)]
- pub enum SizednessResult {
--    /// Has some size that is known to be greater than zero. That doesn't mean
--    /// it has a static size, but it is not zero sized for sure. In other words,
--    /// it might contain an incomplete array or some other dynamically sized
--    /// type.
--    NonZeroSized,
-+    /// The type is zero-sized.
-+    ///
-+    /// This means that if it is a C++ type, and is not being used as a base
-+    /// member, then we must add an `_address` byte to enforce the
-+    /// unique-address-per-distinct-object-instance rule.
-+    ZeroSized,
- 
-     /// Whether this type is zero-sized or not depends on whether a type
-     /// parameter is zero-sized or not.
-@@ -52,12 +53,11 @@ pub enum SizednessResult {
-     /// https://github.com/rust-lang-nursery/rust-bindgen/issues/586
-     DependsOnTypeParam,
- 
--    /// The type is zero-sized.
--    ///
--    /// This means that if it is a C++ type, and is not being used as a base
--    /// member, then we must add an `_address` byte to enforce the
--    /// unique-address-per-distinct-object-instance rule.
--    ZeroSized,
-+    /// Has some size that is known to be greater than zero. That doesn't mean
-+    /// it has a static size, but it is not zero sized for sure. In other words,
-+    /// it might contain an incomplete array or some other dynamically sized
-+    /// type.
-+    NonZeroSized,
- }
- 
- impl Default for SizednessResult {
-@@ -66,21 +66,6 @@ impl Default for SizednessResult {
-     }
- }
- 
--impl cmp::PartialOrd for SizednessResult {
--    fn partial_cmp(&self, rhs: &Self) -> Option<cmp::Ordering> {
--        use self::SizednessResult::*;
--
--        match (*self, *rhs) {
--            (x, y) if x == y => Some(cmp::Ordering::Equal),
--            (NonZeroSized, _) => Some(cmp::Ordering::Greater),
--            (_, NonZeroSized) => Some(cmp::Ordering::Less),
--            (DependsOnTypeParam, _) => Some(cmp::Ordering::Greater),
--            (_, DependsOnTypeParam) => Some(cmp::Ordering::Less),
--            _ => unreachable!(),
--        }
--    }
--}
--
- impl SizednessResult {
-     /// Take the least upper bound of `self` and `rhs`.
-     pub fn join(self, rhs: Self) -> Self {
---- a/third_party/rust/bindgen/src/ir/derive.rs
-+++ b/third_party/rust/bindgen/src/ir/derive.rs
-@@ -92,10 +92,10 @@ pub trait CanDeriveOrd {
- ///
- /// Initially we assume that we can derive trait for all types and then
- /// update our understanding as we learn more about each type.
--#[derive(Debug, Copy, Clone, PartialEq, Eq, Ord)]
-+#[derive(Debug, Copy, Clone, PartialEq, Eq, PartialOrd, Ord)]
- pub enum CanDerive {
--    /// No, we cannot.
--    No,
-+    /// Yes, we can derive automatically.
-+    Yes,
- 
-     /// The only thing that stops us from automatically deriving is that
-     /// array with more than maximum number of elements is used.
-@@ -103,8 +103,8 @@ pub enum CanDerive {
-     /// This means we probably can "manually" implement such trait.
-     Manually,
- 
--    /// Yes, we can derive automatically.
--    Yes,
-+    /// No, we cannot.
-+    No,
- }
- 
- impl Default for CanDerive {
-@@ -113,22 +113,6 @@ impl Default for CanDerive {
-     }
- }
- 
--impl cmp::PartialOrd for CanDerive {
--    fn partial_cmp(&self, rhs: &Self) -> Option<cmp::Ordering> {
--        use self::CanDerive::*;
--
--        let ordering = match (*self, *rhs) {
--            (x, y) if x == y => cmp::Ordering::Equal,
--            (No, _) => cmp::Ordering::Greater,
--            (_, No) => cmp::Ordering::Less,
--            (Manually, _) => cmp::Ordering::Greater,
--            (_, Manually) => cmp::Ordering::Less,
--            _ => unreachable!()
--        };
--        Some(ordering)
--    }
--}
--
- impl CanDerive {
-     /// Take the least upper bound of `self` and `rhs`.
-     pub fn join(self, rhs: Self) -> Self {