; RUN: opt -S -instcombine < %s | FileCheck %s @g = external global i32 define i1 @test(i32 %other) { ; CHECK-LABEL: @test ; CHECK: %test = icmp sgt i32 %other, 0 %positive = load i32, i32* @g, !range !{i32 1, i32 2048} %cmp = icmp slt i32 %positive, %other %sel = select i1 %cmp, i32 %positive, i32 %other %test = icmp sgt i32 %sel, 0 ret i1 %test } define i1 @test2(i32 %other) { ; CHECK-LABEL: @test2 ; CHECK: %test = icmp sgt i32 %other, 0 %positive = load i32, i32* @g, !range !{i32 1, i32 2048} %cmp = icmp slt i32 %other, %positive %sel = select i1 %cmp, i32 %other, i32 %positive %test = icmp sgt i32 %sel, 0 ret i1 %test } ; %positive might be zero define i1 @test3(i32 %other) { ; CHECK-LABEL: @test3 ; CHECK: %test = icmp sgt i32 %sel, 0 %positive = load i32, i32* @g, !range !{i32 0, i32 2048} %cmp = icmp slt i32 %positive, %other %sel = select i1 %cmp, i32 %positive, i32 %other %test = icmp sgt i32 %sel, 0 ret i1 %test }