[clang] [clang][sema] Add support and documentation for `__has_extension(c_fixed_enum)` (PR #117507)

[Justin Fargnoli via cfe-commits]

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@@ -156,13 +156,15 @@ FEATURE(objc_class_property, LangOpts.ObjC)
 FEATURE(objc_c_static_assert, LangOpts.C11)
 FEATURE(objc_cxx_static_assert, LangOpts.CPlusPlus11)
 EXTENSION(objc_c_static_assert, true)
-// C11 features
+// C11 features 
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justinfargnoli wrote:

Delete space

https://github.com/llvm/llvm-project/pull/117507