[LLVMdev] Using "-mllvm -debug" with "-flto" during link-time code generation

Zinovy Nis zinovy.nis at gmail.com
Wed Dec 17 02:35:05 PST 2014

Look here for details:

Tu put it short: "-Wl,-plugin-opt=-print-after-all -Wl,-plugin-opt=-debug"

2014-12-14 0:54 GMT+03:00 Steven Noonan <steven at uplinklabs.net>:
> I've got an --enable-debug-runtime build of LLVM (current trunk).
> Using "-mllvm -debug" works fine for compile invocations of clang. But
> I can't get debug output from LLVM when doing a link with "-flto
> -fuse-ld=gold", all I get are a series of "argument unused during
> compilation" warnings.
> What's the prescribed set of arguments to enable debug output for the
> -flto codegen/link stage?
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