[llvm] [VPlan] Simplify Plan's entry in removeBranchOnConst. (PR #154510)

[via llvm-commits]

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@@ -53,76 +53,35 @@ define void @test_tc_less_than_16(ptr %A, i64 %N) {
 ; VF8UF2-SAME: ptr [[A:%.*]], i64 [[N:%.*]]) {
 ; VF8UF2-NEXT:  [[ENTRY:.*]]:
 ; VF8UF2-NEXT:    [[AND:%.*]] = and i64 [[N]], 15
-; VF8UF2-NEXT:    br i1 true, label %[[SCALAR_PH:.*]], label %[[VECTOR_PH:.*]]
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ayalz wrote:

Another case skipping the vector loop.

https://github.com/llvm/llvm-project/pull/154510