[llvm] [AMDGPU] Remove RCP_IFLAG combine (PR #197426)

[Matt Arsenault via llvm-commits]

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@@ -1,46 +0,0 @@
-; RUN: llc -mtriple=amdgcn < %s | FileCheck --check-prefix=GCN %s
-
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arsenm wrote:

Test shouldn't be deleted, should show the current behavior 

https://github.com/llvm/llvm-project/pull/197426