Consider emitting LLVM DIFile checksums. #68980

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1. jonas-schievink

   added

   A-debuginfoArea: Debugging information in compiled programs (DWARF, PDB, etc.)Area: Debugging information in compiled programs (DWARF, PDB, etc.)

   A-LLVMArea: Code generation parts specific to LLVM. Both correctness bugs and optimization-related issues.Area: Code generation parts specific to LLVM. Both correctness bugs and optimization-related issues.

   C-enhancementCategory: An issue proposing an enhancement or a PR with one.Category: An issue proposing an enhancement or a PR with one.

   T-compilerRelevant to the compiler team, which will review and decide on the PR/issue.Relevant to the compiler team, which will review and decide on the PR/issue.

   on Feb 9, 2020
2. bjorn3 commented on Feb 10, 2020

   

   bjorn3

   on Feb 10, 2020

   Member

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   I'm wondering if it could be useful in a similar way - perhaps debuggers would be able to detect changed sources?

   Yes, that is the purpose of the hash, see DWARF5 section 6.2.4.1 opcode DW_LNCT_MD5.

   👍React with 👍1Reacted by Eduard-Mihai Burtescu
3. bors

   added a commit that references this issue on Apr 4, 2020

   Auto merge of rust-lang#69718 - arlosi:debughash, r=eddyb

   ...

   This issue will close once commit 6050e52 is merged into the 'master' branch.

   6050e52
4. bors

   closed this as completedin 6050e52on Apr 4, 2020