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Description
Approximate file tree:
├── Cargo.lock
├── Cargo.toml
├── src
│ └── main.rs
└── test_dylib
├── Cargo.toml
└── lib.rs
Top-level Cargo.lock:
[profile.release]
lto = true
[dependencies]
test_dylib = { path = "test_dylib" }
test_dylib/Cargo.toml:
[lib]
path = "lib.rs"
crate-type = ["dylib"]
[profile.release]
lto = true
Snippet of output from RUST_BACKTRACE=1 cargo build --release --verbose:
Running `rustc --crate-name test_package src/main.rs --crate-type bin --emit=dep-info,link -C opt-level=3 -C lto -C metadata=7e778ca5edc7bd6e -C extra-filename=-7e778ca5edc7bd6e --out-dir /src/test_package/target/release/deps -L dependency=/src/test_package/target/release/deps --extern test_dylib=/src/test_package/target/release/deps/libtest_dylib.so -L native=/src/test_package/target/release/build/ring-9d649aa185d933e6/out`
thread 'rustc' panicked at 'assertion failed: !is_full_lto_enabled(sess)', librustc_trans/back/link.rs:1318:9
note: Some details are omitted, run with `RUST_BACKTRACE=full` for a verbose backtrace.
stack backtrace:
0: std::sys::unix::backtrace::tracing::imp::unwind_backtrace
at libstd/sys/unix/backtrace/tracing/gcc_s.rs:49
1: std::sys_common::backtrace::_print
at libstd/sys_common/backtrace.rs:71
2: std::panicking::default_hook::{{closure}}
at libstd/sys_common/backtrace.rs:59
at libstd/panicking.rs:380
3: std::panicking::default_hook
at libstd/panicking.rs:396
4: std::panicking::rust_panic_with_hook
at libstd/panicking.rs:576
5: std::panicking::begin_panic
6: rustc_trans::back::link::link_args
7: rustc_trans::back::link::link_natively
8: <rustc_trans::LlvmTransCrate as rustc_trans_utils::trans_crate::TransCrate>::join_trans_and_link::{{closure}}
9: <rustc_trans::LlvmTransCrate as rustc_trans_utils::trans_crate::TransCrate>::join_trans_and_link
10: rustc_driver::driver::compile_input
11: rustc_driver::run_compiler
error: internal compiler error: unexpected panic
note: the compiler unexpectedly panicked. this is a bug.
note: we would appreciate a bug report: https://github.com/rust-lang/rust/blob/master/CONTRIBUTING.md#bug-reports
note: rustc 1.25.0 (84203cac6 2018-03-25) running on x86_64-unknown-linux-gnu
error: Could not compile `test_package`.
Caused by:
process didn't exit successfully: `rustc --crate-name test_package src/main.rs --crate-type bin --emit=dep-info,link -C opt-level=3 -C lto -C metadata=7e778ca5edc7bd6e -C extra-filename=-7e778ca5edc7bd6e --out-dir /src/test_package/target/release/deps -L dependency=/src/test_package/target/release/deps --extern test_dylib=/src/test_package/target/release/deps/libtest_dylib.so -L native=/src/test_package/target/release/build/ring-9d649aa185d933e6/out` (exit code: 101)