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Add an equivalent to -grecord-command-line/-grecord-gcc-switches #133224

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Add an equivalent to -grecord-command-line/-grecord-gcc-switches#133224
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A-CLIArea: Command-line interface (CLI) to the compilerA-debuginfoArea: Debugging information in compiled programs (DWARF, PDB, etc.)C-feature-requestCategory: A feature request, i.e: not implemented / a PR.T-compilerRelevant to the compiler team, which will review and decide on the PR/issue.WG-debuggingWorking group: Bad Rust debugging experiences
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@khuey
khuey
opened on Nov 20, 2024

Other widely used compilers (gcc, clang, etc) have the ability to record their command line arguments in the debug information (for DWARF in the DW_AT_producer field). Rustc currently hardcodes this to "" when calling LLVMRustDIBuilderCreateCompileUnit.

@rustbot label +A-debuginfo +WG-debugging

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    A-CLIArea: Command-line interface (CLI) to the compilerA-debuginfoArea: Debugging information in compiled programs (DWARF, PDB, etc.)C-feature-requestCategory: A feature request, i.e: not implemented / a PR.T-compilerRelevant to the compiler team, which will review and decide on the PR/issue.WG-debuggingWorking group: Bad Rust debugging experiences

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