[PATCH] D69561: [ThinLTO] Import readonly vars with refs
Eugene Leviant via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Tue Nov 5 01:59:27 PST 2019
evgeny777 marked an inline comment as done.
evgeny777 added inline comments.
================
Comment at: lib/Bitcode/Reader/BitcodeReader.cpp:5853
+ (Flags & 0x20) ||
+ (Version >= 5 && TheIndex.withGlobalValueDeadStripping()));
break;
----------------
tejohnson wrote:
> I don't follow the second check, since the WithGlobalValueDeadStripping flag was added to the index before attribute propagation was supported.
We have constant propagation in index since version 5 and if value of true of WithGlobalValueDeadStripping flag means constant propagation has run. I tend to remove this check for the sake of simplicity though.
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https://reviews.llvm.org/D69561/new/
https://reviews.llvm.org/D69561
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