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Assertion failed: !poly_trait_ref.needs_infer() #38091

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dtolnay opened this issue Nov 30, 2016 · 1 comment
Closed

Assertion failed: !poly_trait_ref.needs_infer() #38091

dtolnay opened this issue Nov 30, 2016 · 1 comment
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A-specialization Area: Trait impl specialization C-bug Category: This is a bug. I-ICE Issue: The compiler panicked, giving an Internal Compilation Error (ICE) ❄️

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@dtolnay
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dtolnay commented Nov 30, 2016

rustc 1.15.0-nightly (1c44857 2016-11-28)

#![feature(specialization)]

trait Iterate<'a> {
    type Ty: Valid;
    fn iterate(self);
}
impl<'a, T> Iterate<'a> for T where T: Check {
    default type Ty = ();
    default fn iterate(self) {}
}

trait Check {}
impl<'a, T> Check for T where <T as Iterate<'a>>::Ty: Valid {}

trait Valid {}

fn main() {
    Iterate::iterate(0);
}
stack backtrace:
   1:     0x7f3f3de302ea - std::sys::imp::backtrace::tracing::imp::write::h944c02ac40aee2d7
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:42
   2:     0x7f3f3de3f1cf - std::panicking::default_hook::{{closure}}::h6875a2976258b020
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/libstd/panicking.rs:247
   3:     0x7f3f3de3ed6d - std::panicking::default_hook::h88ffbc5922643264
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/libstd/panicking.rs:257
   4:     0x7f3f3de3f677 - std::panicking::rust_panic_with_hook::ha5aed1dfc0e220e3
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/libstd/panicking.rs:451
   5:     0x7f3f3b029124 - std::panicking::begin_panic::h5f0a1fd8f4de57ec
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/libstd/panicking.rs:413
   6:     0x7f3f3b1ead24 - rustc::traits::project::assemble_candidates_from_impls::{{closure}}::h3d5d2c32c864b919
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/librustc/traits/project.rs:955
   7:     0x7f3f3b1e90bc - rustc::traits::project::opt_normalize_projection_type::h914b8e22fe9c1ebf
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/librustc/infer/mod.rs:912
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/librustc/traits/project.rs:879
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/librustc/traits/project.rs:681
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/librustc/traits/project.rs:494
   8:     0x7f3f3b1e6eaf - rustc::traits::project::normalize_projection_type::h0e16ed99e5b11d2f
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/librustc/traits/project.rs:379
   9:     0x7f3f3b1e68bf - <rustc::traits::project::AssociatedTypeNormalizer<'a, 'b, 'gcx, 'tcx> as rustc::ty::fold::TypeFolder<'gcx, 'tcx>>::fold_ty::h454c95e1a87bd622
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/librustc/traits/project.rs:334
  10:     0x7f3f3b21054f - rustc::ty::fold::TypeFolder::fold_substs::h5dcb4dbd1ba6b021
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/librustc/ty/structural_impls.rs:493
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/librustc/ty/subst.rs:113
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/librustc/ty/fold.rs:55
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/librustc/ty/subst.rs:310
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/libcore/ops.rs:2645
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/libcore/option.rs:383
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/libcore/iter/mod.rs:999
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/librustc_data_structures/array_vec.rs:150
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/librustc_data_structures/accumulate_vec.rs:100
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/libcore/iter/iterator.rs:1218
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/librustc/ty/subst.rs:310
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/librustc/ty/fold.rs:153
  11:     0x7f3f3b248f4b - rustc::ty::structural_impls::<impl rustc::ty::fold::TypeFoldable<'tcx> for rustc::ty::Predicate<'tcx>>::super_fold_with::h26d22188ecf2d7f4
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/librustc/ty/subst.rs:322
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/librustc/ty/structural_impls.rs:595
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/librustc/ty/fold.rs:55
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/librustc/ty/structural_impls.rs:905
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/librustc/ty/fold.rs:55
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/librustc/ty/structural_impls.rs:414
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/librustc/ty/fold.rs:135
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/librustc/ty/structural_impls.rs:418
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/librustc/ty/structural_impls.rs:807
  12:     0x7f3f3b1e6556 - rustc::traits::project::AssociatedTypeNormalizer::fold::h66aa37b808264aaf
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/librustc/ty/fold.rs:55
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/librustc/traits/project.rs:284
  13:     0x7f3f3b1fe545 - rustc::traits::select::SelectionContext::impl_or_trait_obligations::{{closure}}::h6f4fef12f6b1f40e
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/librustc/traits/project.rs:246
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/librustc/traits/select.rs:2880
  14:     0x7f3f3b09c150 - <core::iter::FlatMap<I, U, F> as core::iter::iterator::Iterator>::next::h325f40ccf3e590d8
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/libcore/ops.rs:2645
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/libcore/option.rs:383
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/libcore/iter/mod.rs:1798
  15:     0x7f3f3b025d4c - <collections::vec::Vec<T>>::extend_desugared::hfc70b1ad8e2d3a66
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/libcollections/vec.rs:1654
  16:     0x7f3f3b096e23 - <collections::vec::Vec<T> as collections::vec::SpecExtend<I>>::from_iter::h778a3b3cf99a9e59
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/libcollections/vec.rs:1606
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/libcollections/vec.rs:1601
  17:     0x7f3f3b1fe249 - rustc::traits::select::SelectionContext::impl_or_trait_obligations::h31bf04e57b3cdff1
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/libcollections/vec.rs:1502
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/libcore/iter/iterator.rs:1218
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/librustc/traits/select.rs:2879
  18:     0x7f3f3b1fcd40 - rustc::traits::select::SelectionContext::confirm_impl_candidate::{{closure}}::h3b8d8a8746de3e69
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/librustc/traits/select.rs:2267
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/librustc/traits/select.rs:2245
  19:     0x7f3f3b1489c0 - rustc::infer::InferCtxt::in_snapshot::h9c0ef8321adcb209
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/librustc/traits/select.rs:358
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/librustc/infer/mod.rs:901
  20:     0x7f3f3b1f85b8 - rustc::traits::select::SelectionContext::confirm_candidate::h49cb93fccbe0728c
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/librustc/traits/select.rs:358
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/librustc/traits/select.rs:2239
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/librustc/traits/select.rs:2020
  21:     0x7f3f3b1ef881 - rustc::traits::select::SelectionContext::select::h618d7315c4ae2971
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/librustc/traits/select.rs:420
  22:     0x7f3f3b1e1eb4 - <rustc::traits::fulfill::FulfillProcessor<'a, 'b, 'gcx, 'tcx> as rustc_data_structures::obligation_forest::ObligationProcessor>::process_obligation::h5141999bb5161abb
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/librustc/traits/fulfill.rs:466
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/librustc/traits/fulfill.rs:389
  23:     0x7f3f3b0885a3 - <rustc_data_structures::obligation_forest::ObligationForest<O>>::process_obligations::h51c057ee4959a407
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/librustc_data_structures/obligation_forest/mod.rs:305
  24:     0x7f3f3b1e07d6 - rustc::traits::fulfill::FulfillmentContext::select_where_possible::hf7a547b5ef8a855a
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/librustc/traits/fulfill.rs:340
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/librustc/traits/fulfill.rs:317
  25:     0x7f3f3b1dfc05 - rustc::traits::fulfill::FulfillmentContext::select_all_or_error::h9afe37b30124cd4c
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/librustc/traits/fulfill.rs:292
  26:     0x7f3f3d0591d0 - rustc_trans::common::fulfill_obligation::{{closure}}::{{closure}}::hf13a4d09f7cbb18e
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/librustc/infer/mod.rs:621
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/librustc_trans/common.rs:989
  27:     0x7f3f3d0565b9 - rustc_trans::common::fulfill_obligation::h6bfd7b7f15728b60
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/librustc/infer/mod.rs:440
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/librustc/ty/context.rs:1026
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/libstd/thread/local.rs:245
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/librustc/ty/context.rs:1023
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/librustc/ty/context.rs:860
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/librustc/infer/mod.rs:440
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/librustc_trans/common.rs:949
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/librustc/dep_graph/dep_tracking_map.rs:145
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/librustc_trans/common.rs:943
  28:     0x7f3f3d0517b8 - rustc_trans::collector::do_static_dispatch::h9456c98c4201c352
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/librustc_trans/collector.rs:864
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/librustc_trans/collector.rs:829
  29:     0x7f3f3d050dea - <rustc_trans::collector::MirNeighborCollector<'a, 'tcx> as rustc::mir::visit::Visitor<'tcx>>::visit_operand::h7428e8287ff72240
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/librustc_trans/collector.rs:575
  30:     0x7f3f3d051526 - <rustc_trans::collector::MirNeighborCollector<'a, 'tcx> as rustc::mir::visit::Visitor<'tcx>>::visit_terminator_kind::h8233aed64e4688ea
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/librustc/mir/visit.rs:424
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/librustc_trans/collector.rs:658
  31:     0x7f3f3cfdd8a7 - rustc::mir::visit::Visitor::visit_mir::hc23b408d887d8c09
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/librustc/mir/visit.rs:354
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/librustc/mir/visit.rs:123
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/librustc/mir/visit.rs:290
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/librustc/mir/visit.rs:96
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/librustc/mir/visit.rs:256
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/librustc/mir/visit.rs:90
  32:     0x7f3f3d04f78c - rustc_trans::collector::collect_items_rec::h9535e33b3068eb29
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/librustc_trans/collector.rs:1223
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/librustc_trans/collector.rs:376
  33:     0x7f3f3d039740 - rustc_trans::base::collect_and_partition_translation_items::{{closure}}::h9f2b052ae16b5f0b
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/librustc_trans/collector.rs:285
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/librustc/dep_graph/graph.rs:70
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/librustc_trans/collector.rs:276
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/librustc_trans/base.rs:2023
  34:     0x7f3f3d035b3f - rustc_trans::base::collect_and_partition_translation_items::h6a325f48a6efa8c7
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/librustc/util/common.rs:34
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/librustc_trans/base.rs:2022
  35:     0x7f3f3d028065 - rustc_trans::base::trans_crate::h6e0b0bf1b66798ce
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/librustc_trans/base.rs:1572
  36:     0x7f3f3e1f1fcb - rustc_driver::driver::phase_4_translate_to_llvm::h48ed91c172294403
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/librustc_driver/driver.rs:1037
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/librustc/util/common.rs:34
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/librustc_driver/driver.rs:1035
  37:     0x7f3f3e1bdb5f - rustc_driver::driver::compile_input::{{closure}}::hf13172fc4e5a2f4d
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/librustc_driver/driver.rs:207
  38:     0x7f3f3e1eb2b8 - rustc_driver::driver::phase_3_run_analysis_passes::{{closure}}::hd97ec26bf3a98036
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/librustc_driver/driver.rs:991
  39:     0x7f3f3e1cbc01 - rustc_driver::driver::phase_3_run_analysis_passes::h6d446abb74c09795
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/librustc/ty/context.rs:1026
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/libstd/thread/local.rs:245
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/librustc/ty/context.rs:1023
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/librustc/ty/context.rs:1010
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/libstd/thread/local.rs:245
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/librustc/ty/context.rs:1007
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/librustc/ty/context.rs:797
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/librustc_driver/driver.rs:869
  40:     0x7f3f3e1bbad4 - rustc_driver::driver::compile_input::h8e119234b60571d5
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/librustc_driver/driver.rs:174
  41:     0x7f3f3e2041b8 - rustc_driver::run_compiler::hbdfc4f84e2e0f4b9
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/librustc_driver/lib.rs:221
  42:     0x7f3f3e11f188 - std::panicking::try::do_call::hf679f17bf3b43b0b
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/librustc_driver/lib.rs:1116
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/librustc_driver/lib.rs:137
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/librustc_driver/lib.rs:1050
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/libstd/panic.rs:295
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/libstd/panicking.rs:356
  43:     0x7f3f3de49bba - __rust_maybe_catch_panic
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/libpanic_unwind/lib.rs:97
  44:     0x7f3f3e141a38 - <F as alloc::boxed::FnBox<A>>::call_box::h506fb5d7b8891cd4
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/libstd/panicking.rs:332
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/libstd/panic.rs:351
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/libstd/thread/mod.rs:287
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/liballoc/boxed.rs:595
  45:     0x7f3f3de3e034 - std::sys::imp::thread::Thread::new::thread_start::h8084b1107992ae5b
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/liballoc/boxed.rs:605
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/libstd/sys_common/thread.rs:21
                        at /buildslave/rust-buildbot/slave/nightly-dist-rustc-linux/build/obj/../src/libstd/sys/unix/thread.rs:84
  46:     0x7f3f36051709 - start_thread
  47:     0x7f3f3daf882c - clone
  48:                0x0 - <unknown>
@TimNN TimNN added A-specialization Area: Trait impl specialization I-ICE Issue: The compiler panicked, giving an Internal Compilation Error (ICE) ❄️ labels Nov 30, 2016
@dtolnay dtolnay mentioned this issue Dec 2, 2016
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@dtolnay
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dtolnay commented Jun 17, 2017

Same ICE as of rustc 1.19.0-nightly (fe7227f 2017-06-16).

@Mark-Simulacrum Mark-Simulacrum added the C-bug Category: This is a bug. label Jul 22, 2017
topecongiro added a commit to topecongiro/rust that referenced this issue Jan 11, 2018
@topecongiro
Add tests to fixed issues.
9649c4a 
Closes rust-lang#36792. Closes rust-lang#38091. Closes rust-lang#39687. Closes rust-lang#42148. Closes rust-lang#42956.
@topecongiro topecongiro mentioned this issue Jan 11, 2018
Merged
kennytm added a commit to kennytm/rust that referenced this issue Jan 11, 2018
@kennytm
Rollup merge of rust-lang#47344 - topecongiro:fixed-ices, r=alexcrichton
4551f3a 
Add tests to fixed issues.

Closes rust-lang#36792. Closes rust-lang#38091. Closes rust-lang#39687. Closes rust-lang#42148. Closes rust-lang#42956.
kennytm added a commit to kennytm/rust that referenced this issue Jan 11, 2018
@kennytm
Rollup merge of rust-lang#47344 - topecongiro:fixed-ices, r=alexcrichton
5bd7d69 
Add tests to fixed issues.

Closes rust-lang#36792. Closes rust-lang#38091. Closes rust-lang#39687. Closes rust-lang#42148. Closes rust-lang#42956.
kennytm added a commit to kennytm/rust that referenced this issue Jan 12, 2018
@kennytm
Rollup merge of rust-lang#47344 - topecongiro:fixed-ices, r=alexcrichton
f589482 
Add tests to fixed issues.

Closes rust-lang#36792. Closes rust-lang#38091. Closes rust-lang#39687. Closes rust-lang#42148. Closes rust-lang#42956.
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A-specialization Area: Trait impl specialization C-bug Category: This is a bug. I-ICE Issue: The compiler panicked, giving an Internal Compilation Error (ICE) ❄️
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