; RUN: llc < %s -march=x86 -mcpu=corei7 -mattr=+avx ; PR13352 declare <8 x float> @llvm.x86.avx.blendv.ps.256(<8 x float>, <8 x float>, <8 x float>) nounwind readnone define void @f_f() nounwind { allocas: br label %for_loop29 for_loop29: ; preds = %safe_if_after_true, %allocas %indvars.iv596 = phi i64 [ %indvars.iv.next597, %safe_if_after_true ], [ 0, %allocas ] %0 = trunc i64 %indvars.iv596 to i32 %smear.15 = insertelement <16 x i32> undef, i32 %0, i32 15 %bitop = lshr <16 x i32> zeroinitializer, %smear.15 %bitop35 = and <16 x i32> %bitop, %bitop35_to_bool = icmp ne <16 x i32> %bitop35, zeroinitializer %val_to_boolvec32 = sext <16 x i1> %bitop35_to_bool to <16 x i32> %floatmask.i526 = bitcast <16 x i32> %val_to_boolvec32 to <16 x float> %mask1.i529 = shufflevector <16 x float> %floatmask.i526, <16 x float> undef, <8 x i32> %"internal_mask&function_mask41_any" = icmp eq i32 undef, 0 br i1 %"internal_mask&function_mask41_any", label %safe_if_after_true, label %safe_if_run_true safe_if_after_true: ; preds = %for_loop29 %indvars.iv.next597 = add i64 %indvars.iv596, 1 br label %for_loop29 safe_if_run_true: ; preds = %for_loop29 %blend1.i583 = call <8 x float> @llvm.x86.avx.blendv.ps.256(<8 x float> undef, <8 x float> undef, <8 x float> %mask1.i529) nounwind unreachable }