+; CHECK-LABEL: @test5(
+; CHECK: %tmp.2 = shl i32 %x, 16
+; CHECK: %tmp.4 = ashr exact i32 %tmp.2, 16
+; CHECK: ret i32 %tmp.4
+}
+
+define i32 @test6(i16 %P) {
+ %tmp.1 = zext i16 %P to i32 ; <i32> [#uses=1]
+ %sext1 = shl i32 %tmp.1, 16 ; <i32> [#uses=1]
+ %tmp.5 = ashr i32 %sext1, 16 ; <i32> [#uses=1]
+ ret i32 %tmp.5
+; CHECK-LABEL: @test6(
+; CHECK: %tmp.5 = sext i16 %P to i32
+; CHECK: ret i32 %tmp.5
+}
+
+define i32 @test7(i32 %x) nounwind readnone {
+entry:
+ %shr = lshr i32 %x, 5 ; <i32> [#uses=1]
+ %xor = xor i32 %shr, 67108864 ; <i32> [#uses=1]
+ %sub = add i32 %xor, -67108864 ; <i32> [#uses=1]
+ ret i32 %sub
+; CHECK-LABEL: @test7(
+; CHECK: %sub = ashr i32 %x, 5
+; CHECK: ret i32 %sub