[PATCH] D100137: [JumpThreading] merge debug info when merging select+br

Nick Desaulniers via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Thu Apr 8 13:44:27 PDT 2021


nickdesaulniers added inline comments.


================
Comment at: llvm/test/Transforms/JumpThreading/branch-debug-info2.ll:13
+  %cmp.i = icmp ult i64 %shr.i, undef, !dbg !24
+  call void @llvm.dbg.value(metadata i1 %cmp.i, metadata !12, metadata !DIExpression()), !dbg !24
+  br i1 %cmp.i, label %cleanup.i, label %if.end.i60, !dbg !25
----------------
I probably can remove all these meaningless calls.  Reducing this case from LTO was a dog. `-passes=debugify` helped a lot though.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D100137/new/

https://reviews.llvm.org/D100137



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