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; Ensure constant propogation of 'not' instructions is working correctly. ; RUN: llvm-as < %s | opt -constprop -die | llvm-dis | not grep xor define i32 @test1() { %R = xor i32 4, -1 ; <i32> [#uses=1] ret i32 %R } define i32 @test2() { %R = xor i32 -23, -1 ; <i32> [#uses=1] ret i32 %R } define i1 @test3() { %R = xor i1 true, true ; <i1> [#uses=1] ret i1 %R }