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

[David Blaikie via cfe-commits]

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@@ -27,6 +27,9 @@ namespace llvm {
   }
 }
 
+// Prefix of the name of the artificial inline frame.
+#define CLANG_TRAP_PREFIX "__clang_trap_msg"
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dwblaikie wrote:

inline StringRef? usual reasons to avoid macros, etc

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