[Openmp-commits] [openmp] [openmp] Allow testing OpenMP without a full clang build tree (PR #182470)

[Michael Kruse via Openmp-commits]

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@@ -136,8 +136,8 @@ is expected to have been built from the same Git commit as OpenMP. It will,
 however, use the compiler detected by CMake, usually gcc.
 To also make it use Clang, add
 `-DCMAKE_C_COMPILER=../build/bin/clang -DCMAKE_C_COMPILER=../build/bin/clang++`.
-In any case, it will use Clang from `LLVM_BINARY_DIR` for running the regression
-tests. `LLVM_BINARY_DIR` can also be omitted in which case testing
+It will use Clang from `LLVM_BINARY_DIR` for running the regression tests, if Clang is included in that build.
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Meinersbur wrote:

Consider adding that you need `OPENMP_TEST_C_COMPILER`/`OPENMP_TEST_CXX_COMPILER` if you want testing without clang in LLVM_BINARY_DIR

https://github.com/llvm/llvm-project/pull/182470