[llvm] [SLP] Make getSameOpcode support interchangeable instructions. (PR #127450)

[Alexey Bataev via llvm-commits]

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@@ -14,6 +14,28 @@ define <2 x i32> @test(i32 %arg) {
 ; CHECK-NEXT:    [[TMP1:%.*]] = insertelement <2 x i32> [[TMP0]], i32 [[MUL]], i32 1
 ; CHECK-NEXT:    ret <2 x i32> [[TMP1]]
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alexey-bataev wrote:

CHECK lines should be removed

https://github.com/llvm/llvm-project/pull/127450