[clang] [clang][Driver][Darwin] Optionally use xcselect to find macOS SDK (PR #119670)

[Steven Wu via cfe-commits]

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@@ -43,8 +43,8 @@
 
 // RUN: %clang -target x86_64-apple-macos10.13 -mlinker-version=520 \
 // RUN:   -### %t.o 2>&1 \
-// RUN:   | FileCheck --check-prefix=NOSDK %s
+// RUN:   | FileCheck --check-prefix=INFERRED-SDK %s
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cachemeifyoucan wrote:

I see. The value of the test is to check the behavior of matching the version when SDK is not provided. I don't think current test provide any value.

https://github.com/llvm/llvm-project/pull/119670