[llvm] [Offload] Split offload unittests into multiple files (PR #142418)

[Joseph Huber via llvm-commits]

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@@ -2,7 +2,17 @@ add_custom_target(OffloadUnitTests)
 set_target_properties(OffloadUnitTests PROPERTIES FOLDER "Tests/UnitTests")
 
 function(add_offload_unittest test_dirname)
-  add_unittest(OffloadUnitTests ${test_dirname} ${ARGN})
+  set(TARGET_NAME "${test_dirname}.unittests")
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jhuber6 wrote:

Style nit:  Don't use all caps names for anything but things intended as global vars in CMake.

https://github.com/llvm/llvm-project/pull/142418