[llvm] [BOLT] Enhance fixed indirect branch handling (PR #71324)

[Vladislav Khmelevsky via llvm-commits]

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@@ -54,7 +54,6 @@ enum class IndirectBranchType : char {
   POSSIBLE_TAIL_CALL,      /// Possibly a tail call.
   POSSIBLE_JUMP_TABLE,     /// Possibly a switch/jump table.
   POSSIBLE_PIC_JUMP_TABLE, /// Possibly a jump table for PIC.
-  POSSIBLE_GOTO,           /// Possibly a gcc's computed goto.
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yota9 wrote:

If you ask so. But may I ask what is the difference between POSSIBLE_TAIL_CALL, POSSIBLE_GOTO and POSSIBLE_FIXED_BRANCH? I think we need to do something with it, it looks nearly the same to me, at least from ARM perspective.

https://github.com/llvm/llvm-project/pull/71324