lld 11.0.0 Release Notes

Warning

These are in-progress notes for the upcoming LLVM 11.0.0 release. Release notes for previous releases can be found on the Download Page.

Introduction

This document contains the release notes for the lld linker, release 11.0.0. Here we describe the status of lld, including major improvements from the previous release. All lld releases may be downloaded from the LLVM releases web site.

Non-comprehensive list of changes in this release

ELF Improvements

  • New --time-trace option records a time trace file that can be viewed in chrome://tracing. The file can be specified with --time-trace-file. Trace granularity can be specified with --time-trace-granularity. (D71060)

Breaking changes

  • One-dash form of some long option (--thinlto-*, --lto-*, --shuffle-sections=) are no longer supported.
  • --export-dynamic-symbol no longer implies -u.