[clang] [clang][Driver][SYCL] Fix SYCLInstallationDetector for compiler installs outside sysroot (PR #211351)

[Srividya Sundaram via cfe-commits]

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@@ -0,0 +1,11 @@
+// REQUIRES: system-linux && symlinks
+
+// Verify we still generate a path to libLLVMSYCL.so even with sysroot set.
+
+// RUN: rm -rf %t && mkdir -p %t/bin %t/lib
+// RUN: touch %t/lib/libLLVMSYCL.so
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srividya-sundaram wrote:

nit: Can we also add a test that checks the per-target-runtime-dir layout `(%t/lib/<triple>/libLLVMSYCL.so)`?

https://github.com/llvm/llvm-project/pull/211351