1*0a159427SMatt Arsenault; 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 %t 2*0a159427SMatt Arsenault; RUN: FileCheck --check-prefixes=CHECK %s < %t 3*0a159427SMatt Arsenault 4*0a159427SMatt Arsenault; Make sure if we're replacing the value in a phi, it's replaced for 5*0a159427SMatt Arsenault; all repeats of the same incoming block. 6*0a159427SMatt Arsenault 7*0a159427SMatt Arsenault; CHECK-INTERESTINGNESS: switch 8*0a159427SMatt Arsenault; CHECK-INTERESTINGNESS: phi 9*0a159427SMatt Arsenault; CHECK-INTERESTINGNESS-SAME: [ %arg1, %bb1 ] 10*0a159427SMatt Arsenault; CHECK-INTERESTINGNESS: phi 11*0a159427SMatt Arsenault; CHECK-INTERESTINGNESS-SAME: [ %arg3, %bb1 ] 12*0a159427SMatt Arsenault; CHECK-INTERESTINGNESS: store volatile i32 % 13*0a159427SMatt Arsenault; CHECK-INTERESTINGNESS: store volatile float % 14*0a159427SMatt Arsenault 15*0a159427SMatt Arsenault; CHECK: %phi.i32 = phi i32 [ 0, %entry ], [ 0, %entry ], [ %arg1, %bb1 ] 16*0a159427SMatt Arsenault; CHECK: %phi.f32 = phi float [ 0.000000e+00, %entry ], [ 0.000000e+00, %entry ], [ %arg3, %bb1 ] 17*0a159427SMatt Arsenaultdefine void @foo(i32 %arg0, i32 %arg1, float %arg2, float %arg3) { 18*0a159427SMatt Arsenaultentry: 19*0a159427SMatt Arsenault switch i32 %arg0, label %ret [ 20*0a159427SMatt Arsenault i32 3, label %bb1 21*0a159427SMatt Arsenault i32 4, label %bb2 22*0a159427SMatt Arsenault i32 12, label %bb2 23*0a159427SMatt Arsenault ] 24*0a159427SMatt Arsenault 25*0a159427SMatt Arsenaultbb1: 26*0a159427SMatt Arsenault br label %bb2 27*0a159427SMatt Arsenault 28*0a159427SMatt Arsenaultbb2: 29*0a159427SMatt Arsenault %phi.i32 = phi i32 [ %arg0, %entry ], [ %arg0, %entry ], [ %arg1, %bb1 ] 30*0a159427SMatt Arsenault %phi.f32 = phi float [ %arg2, %entry ], [ %arg2, %entry ], [ %arg3, %bb1 ] 31*0a159427SMatt Arsenault store volatile i32 %phi.i32, ptr undef 32*0a159427SMatt Arsenault store volatile float %phi.f32, ptr undef 33*0a159427SMatt Arsenault br label %ret 34*0a159427SMatt Arsenault 35*0a159427SMatt Arsenaultret: 36*0a159427SMatt Arsenault ret void 37*0a159427SMatt Arsenault} 38