[clang] Add support for builtin_verbose_trap (PR #79230)

[David Blaikie via cfe-commits]

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@@ -28,7 +29,7 @@ namespace llvm {
 }
 
 // Prefix of the name of the artificial inline frame.
-#define CLANG_TRAP_PREFIX "__clang_trap_msg"
+inline constexpr llvm::StringRef CLANG_TRAP_PREFIX = "__clang_trap_msg";
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dwblaikie wrote:

The name should be changed to use the usual variable/constant naming convention (ClangTrapPrefix, I think, in this case).

https://github.com/llvm/llvm-project/pull/79230