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1; This test ensures that "strength reduction" of conditional expressions are2; working. Basically this boils down to converting setlt,gt,le,ge instructions3; into equivalent setne,eq instructions.4;5; RUN: opt < %s -passes=instcombine -S | \6; RUN: grep -v "icmp eq" | grep -v "icmp ne" | not grep icmp7; END.8 9define i1 @test1(i32 %A) {10 ; setne %A, 011 %B = icmp uge i32 %A, 1 ; <i1> [#uses=1]12 ret i1 %B13}14 15define i1 @test2(i32 %A) {16 ; setne %A, 017 %B = icmp ugt i32 %A, 0 ; <i1> [#uses=1]18 ret i1 %B19}20 21define i1 @test3(i8 %A) {22 ; setne %A, -12823 %B = icmp sge i8 %A, -127 ; <i1> [#uses=1]24 ret i1 %B25}26 27define i1 @test4(i8 %A) {28 ; setne %A, 127 29 %B = icmp sle i8 %A, 126 ; <i1> [#uses=1]30 ret i1 %B31}32 33define i1 @test5(i8 %A) {34 ; setne %A, 12735 %B = icmp slt i8 %A, 127 ; <i1> [#uses=1]36 ret i1 %B37}38