; This test ensures that "strength reduction" of conditional expressions are ; working. Basically this boils down to converting setlt,gt,le,ge instructions ; into equivalent setne,eq instructions. ; ; RUN: opt < %s -passes=instcombine -S | \ ; RUN: grep -v "icmp eq" | grep -v "icmp ne" | not grep icmp ; END. define i1 @test1(i32 %A) { ; setne %A, 0 %B = icmp uge i32 %A, 1 ; <i1> [#uses=1] ret i1 %B } define i1 @test2(i32 %A) { ; setne %A, 0 %B = icmp ugt i32 %A, 0 ; <i1> [#uses=1] ret i1 %B } define i1 @test3(i8 %A) { ; setne %A, -128 %B = icmp sge i8 %A, -127 ; <i1> [#uses=1] ret i1 %B } define i1 @test4(i8 %A) { ; setne %A, 127 %B = icmp sle i8 %A, 126 ; <i1> [#uses=1] ret i1 %B } define i1 @test5(i8 %A) { ; setne %A, 127 %B = icmp slt i8 %A, 127 ; <i1> [#uses=1] ret i1 %B }