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1; RUN: opt < %s -aa-pipeline=basic-aa -passes=gvn,instcombine -S | FileCheck %s2; PR16003 4declare i16 @llvm.cttz.i16(i16, i1)5 6define i32 @test(ptr %P, ptr %Q) {7; CHECK: ret i32 08 %A = load i16, ptr %Q ; <i16> [#uses=1]9 %x = load i32, ptr %P ; <i32> [#uses=1]10 %B = call i16 @llvm.cttz.i16( i16 %A, i1 true ) ; <i16> [#uses=1]11 %y = load i32, ptr %P ; <i32> [#uses=1]12 store i16 %B, ptr %Q13 %z = sub i32 %x, %y ; <i32> [#uses=1]14 ret i32 %z15}16 17