[llvm] [DTLTO][LLVM] Integrated Distributed ThinLTO (DTLTO) (PR #127749)

[Teresa Johnson via llvm-commits]

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@@ -0,0 +1,142 @@
+;; Check that the expected Clang arguments are generated by DTLTO for the 
+;; backend compilations and are accepted by Clang.
+
+; RUN: rm -rf %t && split-file %s %t && cd %t
+
+;; Generate bitcode files with a summary index.
+; RUN: opt -thinlto-bc x86_64-unknown-linux-gnu.ll -o x86_64-unknown-linux-gnu.bc
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teresajohnson wrote:

Why not use clang with input cc files instead of opt with input ll files for the cross project tests (related to my earlier comment about whether this should wait and just use external tools).

https://github.com/llvm/llvm-project/pull/127749