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1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py2; RUN: opt -S -mtriple=amdgcn-- -amdgpu-lower-module-lds --amdgpu-lower-module-lds-strategy=module < %s | FileCheck %s3; RUN: opt -S -mtriple=amdgcn-- -passes=amdgpu-lower-module-lds --amdgpu-lower-module-lds-strategy=module < %s | FileCheck %s4 5@var = addrspace(3) global i32 poison, align 46 7; Regression test. Duplicate constantexpr in phi nodes shall not emit broken IR8define amdgpu_kernel void @func(i32 %c) {9; CHECK-LABEL: @func(10; CHECK-NEXT: entry:11; CHECK-NEXT: switch i32 [[C:%.*]], label [[RETURN:%.*]] [12; CHECK-NEXT: i32 0, label [[BB0:%.*]]13; CHECK-NEXT: i32 1, label [[BB1:%.*]]14; CHECK-NEXT: ]15; CHECK: bb0:16; CHECK-NEXT: [[TMP0:%.*]] = addrspacecast ptr addrspace(3) @llvm.amdgcn.kernel.func.lds to ptr17; CHECK-NEXT: br label [[BB2:%.*]]18; CHECK: bb1:19; CHECK-NEXT: [[TMP1:%.*]] = addrspacecast ptr addrspace(3) @llvm.amdgcn.kernel.func.lds to ptr20; CHECK-NEXT: br label [[BB2]]21; CHECK: bb2:22; CHECK-NEXT: [[TMP:%.*]] = phi ptr [ [[TMP0]], [[BB0]] ], [ [[TMP1]], [[BB1]] ]23; CHECK-NEXT: br label [[RETURN]]24; CHECK: return:25; CHECK-NEXT: ret void26;27entry:28 switch i32 %c, label %return [29 i32 0, label %bb030 i32 1, label %bb131 ]32 33bb0:34 br label %bb235 36bb1:37 br label %bb238 39bb2:40 %tmp = phi ptr [ addrspacecast (ptr addrspace(3) @var to ptr), %bb0 ], [ addrspacecast (ptr addrspace(3) @var to ptr), %bb1 ]41 br label %return42 43return:44 ret void45}46