[llvm] [VPlan] Retain exit conditions and edges in initial VPlan (NFC). (PR #137709)

[Florian Hahn via llvm-commits]

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@@ -229,6 +230,7 @@ TEST_F(VPlanHCFGTest, testVPInstructionToVPRecipesInner) {
   EXPECT_NE(nullptr, dyn_cast<VPInstruction>(&*Iter++));
   EXPECT_NE(nullptr, dyn_cast<VPInstruction>(&*Iter++));
   EXPECT_NE(nullptr, dyn_cast<VPInstruction>(&*Iter++));
+  EXPECT_NE(nullptr, dyn_cast<VPInstruction>(&*Iter++));
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fhahn wrote:

left as is for now, just carrying the curent behavior forward as this checks that we reach VecBB->end(). Might be something to be done separately? Or checking if we have the expected canonical instructions, which may make the test more brittle.

https://github.com/llvm/llvm-project/pull/137709