[llvm-branch-commits] [mlir] [MLIR][Standalone] test Standalone against install distributions (PR #157944)

[Maksim Levental via llvm-branch-commits]

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@@ -65,6 +65,12 @@ if (MLIR_INCLUDE_INTEGRATION_TESTS)
 
 endif()
 
+option(MLIR_RUN_STANDALONE_INSTALL_TESTS "Run Standalone example install tests." ON)
+if(MLIR_RUN_STANDALONE_INSTALL_TESTS AND "${CMAKE_INSTALL_PREFIX}" STREQUAL "")
+  message(WARNING "Standalone example install tests will install into root!\
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makslevental wrote:

I guess that's reasonable - I can change to `FATAL_ERROR`. I'm trying to think if this will backfire in someway? But probably not since anyone for whom this backfires can just do `MLIR_RUN_STANDALONE_INSTALL_TESTS=OFF`.

https://github.com/llvm/llvm-project/pull/157944