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1; RUN: llc < %s -mtriple=i686--2; PR34863 4define i32 @foo(i8 signext %p_26) nounwind {5entry:6 %0 = icmp eq i8 %p_26, 0 ; <i1> [#uses=2]7 %or.cond = or i1 false, %0 ; <i1> [#uses=2]8 %iftmp.1.0 = zext i1 %or.cond to i16 ; <i16> [#uses=1]9 br i1 %0, label %bb.i, label %bar.exit10 11bb.i: ; preds = %entry12 %1 = zext i1 %or.cond to i32 ; <i32> [#uses=1]13 %2 = sdiv i32 %1, 0 ; <i32> [#uses=1]14 %3 = trunc i32 %2 to i16 ; <i16> [#uses=1]15 br label %bar.exit16 17bar.exit: ; preds = %bb.i, %entry18 %4 = phi i16 [ %3, %bb.i ], [ %iftmp.1.0, %entry ] ; <i16> [#uses=1]19 %5 = trunc i16 %4 to i8 ; <i8> [#uses=1]20 %6 = sext i8 %5 to i32 ; <i32> [#uses=1]21 ret i32 %622}23