[libcxx-commits] [libcxx] [libc++][test] Migrate _BitInt probe to __BITINT_MAXWIDTH__ and fix latent test bugs (PR #203876)

[Xavier Roche via libcxx-commits]

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@@ -56,7 +66,7 @@
 #ifdef __is_identifier
 // '__is_identifier' returns '0' if '__x' is a reserved identifier provided by
 // the compiler and '1' otherwise.
-#define TEST_HAS_BUILTIN_IDENTIFIER(X) !__is_identifier(X)
+#  define TEST_HAS_BUILTIN_IDENTIFIER(X) !__is_identifier(X)
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xroche wrote:

Same as below: could't not reformat without the CI complaining :thinking: 

https://github.com/llvm/llvm-project/pull/203876