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1; RUN: llvm-reduce --abort-on-invalid-reduction --delta-passes=operands-zero --test FileCheck --test-arg --check-prefixes=CHECK-INTERESTINGNESS --test-arg %s --test-arg --input-file %s -o %t2; RUN: FileCheck --check-prefixes=CHECK %s < %t3 4; Make sure if we're replacing the value in a phi, it's replaced for5; all repeats of the same incoming block.6 7; CHECK-INTERESTINGNESS: switch8; CHECK-INTERESTINGNESS: phi9; CHECK-INTERESTINGNESS-SAME: [ %arg1, %bb1 ]10; CHECK-INTERESTINGNESS: phi11; CHECK-INTERESTINGNESS-SAME: [ %arg3, %bb1 ]12; CHECK-INTERESTINGNESS: store volatile i32 %13; CHECK-INTERESTINGNESS: store volatile float %14 15; CHECK: %phi.i32 = phi i32 [ 0, %entry ], [ 0, %entry ], [ %arg1, %bb1 ]16; CHECK: %phi.f32 = phi float [ 0.000000e+00, %entry ], [ 0.000000e+00, %entry ], [ %arg3, %bb1 ]17define void @foo(i32 %arg0, i32 %arg1, float %arg2, float %arg3) {18entry:19 switch i32 %arg0, label %ret [20 i32 3, label %bb121 i32 4, label %bb222 i32 12, label %bb223 ]24 25bb1:26 br label %bb227 28bb2:29 %phi.i32 = phi i32 [ %arg0, %entry ], [ %arg0, %entry ], [ %arg1, %bb1 ]30 %phi.f32 = phi float [ %arg2, %entry ], [ %arg2, %entry ], [ %arg3, %bb1 ]31 store volatile i32 %phi.i32, ptr undef32 store volatile float %phi.f32, ptr undef33 br label %ret34 35ret:36 ret void37}38