; RUN: llc < %s -verify-machineinstrs ; ; When BRCOND is constant-folded to BR, make sure that PHI nodes don't get ; spurious operands when the CFG is trimmed. ; target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64" target triple = "x86_64-apple-darwin10.2" define fastcc void @_ZSt16__introsort_loopIPdl17less_than_functorEvT_S2_T0_T1_(double* %__first, double* %__last, i64 %__depth_limit) nounwind ssp { entry: br i1 undef, label %bb1, label %bb2 bb1: ; preds = %entry ret void bb2: ; preds = %entry br label %bb2.outer.i bb2.outer.i: ; preds = %bb9.i, %bb2 br i1 undef, label %bb1.i, label %bb5.preheader.i bb1.i: ; preds = %bb1.i, %bb2.outer.i %indvar5.i = phi i64 [ %tmp, %bb1.i ], [ 0, %bb2.outer.i ] ; [#uses=1] %tmp = add i64 %indvar5.i, 1 ; [#uses=2] %scevgep.i = getelementptr double, double* undef, i64 %tmp ; [#uses=0] br i1 undef, label %bb1.i, label %bb5.preheader.i bb5.preheader.i: ; preds = %bb1.i, %bb2.outer.i br label %bb5.i bb5.i: ; preds = %bb5.i, %bb5.preheader.i br i1 undef, label %bb5.i, label %bb7.i6 bb7.i6: ; preds = %bb5.i br i1 undef, label %bb9.i, label %_ZSt21__unguarded_partitionIPdd17less_than_functorET_S2_S2_T0_T1_.exit bb9.i: ; preds = %bb7.i6 br label %bb2.outer.i _ZSt21__unguarded_partitionIPdd17less_than_functorET_S2_S2_T0_T1_.exit: ; preds = %bb7.i6 unreachable }