[clang] [Clang] __has_builtin should return false for aux triple builtins (PR #121839)

[Joseph Huber via cfe-commits]

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@@ -0,0 +1,12 @@
+// REQUIRES: spirv-registered-target
+// REQUIRES: x86-registered-target
+
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jhuber6 wrote:

These shouldn't be necessary, we're just emitting IR.

https://github.com/llvm/llvm-project/pull/121839