[llvm] [LoopVectorize] Enable vectorisation of early exit loops with live-outs (PR #120567)

[Graham Hunter via llvm-commits]

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@@ -9067,15 +9067,21 @@ collectUsersInExitBlocks(Loop *OrigLoop, VPRecipeBuilder &Builder,
 // Add exit values to \p Plan. Extracts are added for each entry in \p
 // ExitUsersToFix if needed and their operands are updated. Returns true if all
 // exit users can be handled, otherwise return false.
-static bool
+static void
 addUsersInExitBlocks(VPlan &Plan,
                      const SetVector<VPIRInstruction *> &ExitUsersToFix) {
   if (ExitUsersToFix.empty())
-    return true;
+    return;
 
   auto *MiddleVPBB = Plan.getMiddleBlock();
   VPBuilder B(MiddleVPBB, MiddleVPBB->getFirstNonPhi());
-  VPTypeAnalysis TypeInfo(Plan.getCanonicalIV()->getScalarType());
+  VPBuilder MiddleB(MiddleVPBB, MiddleVPBB->getFirstNonPhi());
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huntergr-arm wrote:

`B` appears to be unused now.

https://github.com/llvm/llvm-project/pull/120567