rust-lang / rust-lang/rustc_codegen_gcc

Warning from the LTO frontend about mismatching types for core::num::dec2flt::table::POWER_OF_FIVE_128

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bug
Dominant language
Rust
Stars
1.2k
Forks
105
Avg merge
8h 20m
Merged PRs (30d)
14

Description

The warning is currently muted through -Wno-lto-type-mismatch.

Contributor guide

Open the contributing guide

First steps

  1. Read the whole issue, then the project's contributing guide.
  2. Comment on the issue to say you are picking it up — it saves two people doing the same work.
  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

Research direction

Start by inspecting the -Wno-lto-type-mismatch suppression linked from the issue, including the location introduced in PR 578. Then trace the warning involving core::num::dec2flt::table::POWER_OF_FIVE_128 and determine what change would address the mismatch rather than muting it. Done means the warning is resolved and the suppression is no longer needed.

Written by the indexing model from the issue text.

Assessment

Tech stack
rust
Domain
compilers
Issue type
Bug
Difficulty
4/5
Estimated time
3-5 days
Activity status
Stale
Clarity
Needs clarification
Newbie friendliness
35/100

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