tejohnson added inline comments.

================
Comment at: clang/lib/Driver/ToolChains/Clang.cpp:3758
+  // Normally -gsplit-dwarf is only useful with -gN. For -gsplit-dwarf in the
+  // backend phase of a distributed ThinLTO which does object file generation
+  // and no IR generation, -gN should not be needed. So allow -gsplit-dwarf 
with
----------------
Better to simply check if the input type is IR/BC via 
types::isLLVMIR(Input.getType()). Technically you don't need ThinLTO to do a 
clang compile with bitcode input. Looks like Input can be passed down from the 
caller.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D94647/new/

https://reviews.llvm.org/D94647

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