search for: combinemetadata

Le 04/11/20 à 17:40, David Greene a écrit : > Sorry about the late reply. > > Lorenzo Casalino <lorenzo.casalino93 at gmail.com> writes: > >>>>> - Should not impact compile time excessively (what is "excessive?") >>>> Probably, such estimation should be performed on >>> Did something get cut off here? >> Uops. Yep, I removed a

...to various transformations, or even dump it to the asm/object file. In other words, it is the responsibility of the users who introduce/use the metadata in the MIR to teach the transformations they selected how to preserve their metadata. A common API to abstract this would definitely help, just as combineMetadata() from lib/Transforms/Utils/Local.cpp does. As for my use case, it is also security-related. However, I do not consider the metadata to be a compilation "correctness" criteria: metadata, by definition (from the LLVM IR), can be safely removed without affecting the program's correctne...