[WIP] Add new clang build setting EMIT_COMPILER_SOURCE_METADATA that #938
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passes -fdiagnostic-add-output=sarif:file=<path>. The flag emits a SARIF log during the compilation which contains diagnostic information. The path is currently fixed to <object_file_path>.source-metadata.json
owenv
reviewed
Nov 21, 2025
| let dataCache = cbc.producer.getSpecDataCache(self, cacheType: DataCache.self) | ||
| let constantFlags = dataCache.getStandardFlags(self, producer: cbc.producer, scope: cbc.scope, optionContext: clangInfo, delegate: delegate, inputFileType: resolvedInputFileType) | ||
| let cbcWithOutput = cbc.outputs.isEmpty ? cbc.appendingOutputs([outputNode.path]) : cbc | ||
| let constantFlags = dataCache.getStandardFlags(self, cbc: cbcWithOutput, optionContext: clangInfo, delegate: delegate, inputFileType: resolvedInputFileType) |
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These flags are cached and reused across translation units, so I think this is going to incorrectly inject per-TU flags
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Add new clang build setting EMIT_COMPILER_SOURCE_METADATA that passes
-fdiagnostic-add-output=sarif:file=. The flag emits a SARIF log during the compilation which contains diagnostic information. The path is currently fixed to <object_file_path>.source-metadata.json