Rollup of 4 pull requests

[JonathanBrouwer]

Successful merges:

• Avoid using env::temp when linking a binary #150311 (Avoid using env::temp when linking a binary)
• Disable f16 on LoongArch for LLVM < 21 #150336 (Disable f16 on LoongArch for LLVM < 21)
• Include rustc version in ICE messages #150338 (Include rustc version in ICE messages)
• Fix some divergences with the cg_clif subtree #150341 (Fix some divergences with the cg_clif subtree)

r? @ghost
@rustbot modify labels: rollup

Create a similar rollup

[JonathanBrouwer]

@bors r+ rollup=never p=5

[bors]

📌 Commit 240750d has been approved by JonathanBrouwer

It is now in the queue for this repository.

[bors]

⌛ Testing commit 240750d with merge 8bdb7d3...

[rust-log-analyzer]

The job aarch64-gnu-llvm-20-2 failed! Check out the build log: (web) (plain enhanced) (plain)

Click to see the possible cause of the failure (guessed by this bot)

error: `align_of` is not yet stable as a const intrinsic
##[error]   --> example/mini_core.rs:733:26
    |
733 |     const ALIGN: usize = intrinsics::align_of::<Self>();
    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
    |
help: add `#![feature(rustc_private)]` to the crate attributes to enable
    |
 17 + #![feature(rustc_private)]
    |

error: aborting due to 2 previous errors

"/checkout/obj/build/aarch64-unknown-linux-gnu/stage2-codegen/cg_clif/dist/rustc-clif" "-Csymbol-mangling-version=v0" "-Zannotate-moves" "-Zrandomize-layout" "-Zunstable-options" "--check-cfg=cfg(bootstrap)" "-Zmacro-backtrace" "-Csplit-debuginfo=off" "-Clink-arg=-L/usr/lib/llvm-20/lib" "-Cllvm-args=-import-instr-limit=10" "-Clink-args=-Wl,-z,origin" "-Clink-args=-Wl,-rpath,$ORIGIN/../lib" "-Alinker-messages" "-L" "crate=/checkout/obj/build/aarch64-unknown-linux-gnu/stage2-codegen/cg_clif/build/example" "--out-dir" "/checkout/obj/build/aarch64-unknown-linux-gnu/stage2-codegen/cg_clif/build/example" "-Cdebuginfo=2" "--target" "aarch64-unknown-linux-gnu" "-Cpanic=abort" "--check-cfg=cfg(jit)" "--edition=2024" "example/mini_core.rs" "--crate-type" "lib,dylib" exited with status ExitStatus(unix_wait_status(256))
Bootstrap failed while executing `--stage 2 test --skip tests --skip coverage-map --skip coverage-run --skip library --skip tidyselftest`
Command `/checkout/obj/build/aarch64-unknown-linux-gnu/stage0/bin/cargo run --target aarch64-unknown-linux-gnu -Zbinary-dep-depinfo -j 4 -Zroot-dir=/checkout --locked --color=always --release --manifest-path /checkout/compiler/rustc_codegen_cranelift/build_system/Cargo.toml -- test --download-dir /checkout/obj/build/cg_clif_download --out-dir /checkout/obj/build/aarch64-unknown-linux-gnu/stage2-codegen/cg_clif --no-unstable-features --use-backend cranelift --sysroot llvm --skip-test testsuite.extended_sysroot [workdir=/checkout/compiler/rustc_codegen_cranelift]` failed with exit code 1
Created at: src/bootstrap/src/core/build_steps/test.rs:3853:25
Executed at: src/bootstrap/src/core/build_steps/test.rs:3898:26

Command has failed. Rerun with -v to see more details.
Build completed unsuccessfully in 0:28:15
  local time: Wed Dec 24 13:14:53 UTC 2025
  network time: Wed, 24 Dec 2025 13:14:53 GMT
##[error]Process completed with exit code 1.
##[group]Run echo "disk usage:"

[rust-log-analyzer]

The job aarch64-gnu-llvm-20-2 failed! Check out the build log: (web) (plain enhanced) (plain)

Click to see the possible cause of the failure (guessed by this bot)

error: `align_of` is not yet stable as a const intrinsic
##[error]   --> example/mini_core.rs:733:26
    |
733 |     const ALIGN: usize = intrinsics::align_of::<Self>();
    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
    |
help: add `#![feature(rustc_private)]` to the crate attributes to enable
    |
 17 + #![feature(rustc_private)]
    |

error: aborting due to 2 previous errors

"/checkout/obj/build/aarch64-unknown-linux-gnu/stage2-codegen/cg_clif/dist/rustc-clif" "-Csymbol-mangling-version=v0" "-Zannotate-moves" "-Zrandomize-layout" "-Zunstable-options" "--check-cfg=cfg(bootstrap)" "-Zmacro-backtrace" "-Csplit-debuginfo=off" "-Clink-arg=-L/usr/lib/llvm-20/lib" "-Cllvm-args=-import-instr-limit=10" "-Clink-args=-Wl,-z,origin" "-Clink-args=-Wl,-rpath,$ORIGIN/../lib" "-Alinker-messages" "-L" "crate=/checkout/obj/build/aarch64-unknown-linux-gnu/stage2-codegen/cg_clif/build/example" "--out-dir" "/checkout/obj/build/aarch64-unknown-linux-gnu/stage2-codegen/cg_clif/build/example" "-Cdebuginfo=2" "--target" "aarch64-unknown-linux-gnu" "-Cpanic=abort" "--check-cfg=cfg(jit)" "--edition=2024" "example/mini_core.rs" "--crate-type" "lib,dylib" exited with status ExitStatus(unix_wait_status(256))
Bootstrap failed while executing `--stage 2 test --skip tests --skip coverage-map --skip coverage-run --skip library --skip tidyselftest`
Command `/checkout/obj/build/aarch64-unknown-linux-gnu/stage0/bin/cargo run --target aarch64-unknown-linux-gnu -Zbinary-dep-depinfo -j 4 -Zroot-dir=/checkout --locked --color=always --release --manifest-path /checkout/compiler/rustc_codegen_cranelift/build_system/Cargo.toml -- test --download-dir /checkout/obj/build/cg_clif_download --out-dir /checkout/obj/build/aarch64-unknown-linux-gnu/stage2-codegen/cg_clif --no-unstable-features --use-backend cranelift --sysroot llvm --skip-test testsuite.extended_sysroot [workdir=/checkout/compiler/rustc_codegen_cranelift]` failed with exit code 1
Created at: src/bootstrap/src/core/build_steps/test.rs:3853:25
Executed at: src/bootstrap/src/core/build_steps/test.rs:3898:26

Command has failed. Rerun with -v to see more details.
Build completed unsuccessfully in 0:24:13
  local time: Wed Dec 24 13:15:16 UTC 2025
  network time: Wed, 24 Dec 2025 13:15:17 GMT
##[error]Process completed with exit code 1.
##[group]Run echo "disk usage:"

[bors]

💔 Test failed - checks-actions