llvm-project

d52675e0 - [lld][AArch64][Build Attributes] Add support for AArch64 Build Attributes (#147970)

[lld][AArch64][Build Attributes] Add support for AArch64 Build Attributes (#147970) This patch enables lld to read AArch64 Build Attributes and convert them into GNU Properties. Changes: - Parses AArch64 Build Attributes from input object files. - Converts known attributes into corresponding GNU Properties. - Merges attributes when linking multiple objects. Spec reference: https://github.com/ARM-software/abi-aa/pull/230/files#r1030 Co-authored-by: Sivan Shani <sivan.shani@arm.com> --------- Co-authored-by: Sivan Shani <sivan.shani@arm.com>