1*7721cba2SMatt Arsenault; RUN: llvm-reduce --abort-on-invalid-reduction --delta-passes=operands-skip --test FileCheck --test-arg --check-prefixes=CHECK-INTERESTINGNESS --test-arg %s --test-arg --input-file %s -o %t 2*7721cba2SMatt Arsenault; RUN: FileCheck --check-prefixes=CHECK %s < %t 3*7721cba2SMatt Arsenault 4*7721cba2SMatt Arsenault; Make sure if we're replacing the value in a phi, it's replaced for 5*7721cba2SMatt Arsenault; all repeats of the same incoming block. 6*7721cba2SMatt Arsenault 7*7721cba2SMatt Arsenault; CHECK-INTERESTINGNESS: switch 8*7721cba2SMatt Arsenault; CHECK-INTERESTINGNESS: phi 9*7721cba2SMatt Arsenault; CHECK-INTERESTINGNESS-SAME: [ %gep1, %bb1 ] 10*7721cba2SMatt Arsenault 11*7721cba2SMatt Arsenault; CHECK: %phi.ptr = phi ptr [ %arg1, %entry ], [ %arg1, %entry ], [ %gep1, %bb1 ] 12*7721cba2SMatt Arsenaultdefine void @foo(i32 %arg0, ptr %arg1, ptr %arg2) { 13*7721cba2SMatt Arsenaultentry: 14*7721cba2SMatt Arsenault %gep0 = getelementptr i32, ptr %arg1, i32 10 15*7721cba2SMatt Arsenault %gep1 = getelementptr i32, ptr %arg2, i32 12 16*7721cba2SMatt Arsenault switch i32 %arg0, label %ret [ 17*7721cba2SMatt Arsenault i32 3, label %bb1 18*7721cba2SMatt Arsenault i32 4, label %bb2 19*7721cba2SMatt Arsenault i32 12, label %bb2 20*7721cba2SMatt Arsenault ] 21*7721cba2SMatt Arsenault 22*7721cba2SMatt Arsenaultbb1: 23*7721cba2SMatt Arsenault br label %bb2 24*7721cba2SMatt Arsenault 25*7721cba2SMatt Arsenaultbb2: 26*7721cba2SMatt Arsenault %phi.ptr = phi ptr [ %gep0, %entry ], [ %gep0, %entry ], [ %gep1, %bb1 ] 27*7721cba2SMatt Arsenault store volatile i32 0, ptr %phi.ptr 28*7721cba2SMatt Arsenault br label %ret 29*7721cba2SMatt Arsenault 30*7721cba2SMatt Arsenaultret: 31*7721cba2SMatt Arsenault ret void 32*7721cba2SMatt Arsenault} 33