[llvm] VirtRegRewriter: Add super register defs for live out undef lanes (PR #112679)

[Matt Arsenault via llvm-commits]

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@@ -603,7 +603,6 @@ define i32 @test_indirect_call_vgpr_ptr_ret(ptr %fptr) {
 ; GISEL-NEXT:    s_mov_b32 s14, s43
 ; GISEL-NEXT:    s_mov_b32 s15, s42
 ; GISEL-NEXT:    s_swappc_b64 s[30:31], s[16:17]
-; GISEL-NEXT:    v_mov_b32_e32 v1, v0
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arsenm wrote:

Yes 

https://github.com/llvm/llvm-project/pull/112679