; RUN: llc < %s -march=x86-64 %struct.XX = type <{ i8 }> %struct.YY = type { i64 } %struct.ZZ = type opaque define signext i8 @f(%struct.XX*** %fontMap, %struct.XX* %uen) { entry: %tmp45 = add i16 0, 1 ; [#uses=2] br i1 false, label %bb124, label %bb53 bb53: ; preds = %entry %tmp55 = call %struct.YY** @AA( i64 1, %struct.XX* %uen ) ; <%struct.YY**> [#uses=3] %tmp2728128 = load %struct.XX** null ; <%struct.XX*> [#uses=1] %tmp61 = load %struct.YY** %tmp55, align 8 ; <%struct.YY*> [#uses=1] %tmp62 = getelementptr %struct.YY* %tmp61, i32 0, i32 0 ; [#uses=1] %tmp63 = load i64* %tmp62, align 8 ; [#uses=1] %tmp6566 = zext i16 %tmp45 to i64 ; [#uses=1] %tmp67 = shl i64 %tmp6566, 1 ; [#uses=1] call void @BB( %struct.YY** %tmp55, i64 %tmp67, i8 signext 0, %struct.XX* %uen ) %tmp121131 = icmp eq i16 %tmp45, 1 ; [#uses=1] br i1 %tmp121131, label %bb124, label %bb70.preheader bb70.preheader: ; preds = %bb53 %tmp72 = bitcast %struct.XX* %tmp2728128 to %struct.ZZ*** ; <%struct.ZZ***> [#uses=1] br label %bb70 bb70: ; preds = %bb119, %bb70.preheader %indvar133 = phi i32 [ %indvar.next134, %bb119 ], [ 0, %bb70.preheader ] ; [#uses=2] %tmp.135 = trunc i64 %tmp63 to i32 ; [#uses=1] %tmp136 = shl i32 %indvar133, 1 ; [#uses=1] %DD = add i32 %tmp136, %tmp.135 ; [#uses=1] %tmp73 = load %struct.ZZ*** %tmp72, align 8 ; <%struct.ZZ**> [#uses=0] br i1 false, label %bb119, label %bb77 bb77: ; preds = %bb70 %tmp8384 = trunc i32 %DD to i16 ; [#uses=1] %tmp85 = sub i16 0, %tmp8384 ; [#uses=1] store i16 %tmp85, i16* null, align 8 call void @CC( %struct.YY** %tmp55, i64 0, i64 2, i8* null, %struct.XX* %uen ) ret i8 0 bb119: ; preds = %bb70 %indvar.next134 = add i32 %indvar133, 1 ; [#uses=1] br label %bb70 bb124: ; preds = %bb53, %entry ret i8 undef } declare %struct.YY** @AA(i64, %struct.XX*) declare void @BB(%struct.YY**, i64, i8 signext , %struct.XX*) declare void @CC(%struct.YY**, i64, i64, i8*, %struct.XX*)