; RUN: llvm-as < %s | opt -instcombine -disable-output && ; RUN: llvm-as < %s | opt -instcombine | llvm-dis | not grep icmp define i32 @test1(i32 %X) { entry: icmp slt i32 %X, 0 ; :0 [#uses=1] zext i1 %0 to i32 ; :1 [#uses=1] ret i32 %1 } define i32 @test2(i32 %X) { entry: icmp ult i32 %X, -2147483648 ; :0 [#uses=1] zext i1 %0 to i32 ; :1 [#uses=1] ret i32 %1 } define i32 @test3(i32 %X) { entry: icmp slt i32 %X, 0 ; :0 [#uses=1] sext i1 %0 to i32 ; :1 [#uses=1] ret i32 %1 } define i32 @test4(i32 %X) { entry: icmp ult i32 %X, -2147483648 ; :0 [#uses=1] sext i1 %0 to i32 ; :1 [#uses=1] ret i32 %1 }