//===---------------------------------------------------------------------===//
+Instcombine will merge comparisons like (x >= 10) && (x < 20) by producing (x -
+10) u< 10, but only when the comparisons have matching sign.
+
+This could be converted with a similiar technique. (PR1941)
+
+define i1 @test(i8 %x) {
+ %A = icmp uge i8 %x, 5
+ %B = icmp slt i8 %x, 20
+ %C = and i1 %A, %B
+ ret i1 %C
+}
+
+//===---------------------------------------------------------------------===//
+