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; RUN: llvm-upgrade < %s | llvm-as | opt -basicaa -load-vn -gcse -instcombine | llvm-dis | not grep sub
%S = type { int, sbyte }
sbyte %test(sbyte** %P) {
%A = load sbyte** %P
%B = load sbyte* %A
%X = load sbyte** %P
%Y = load sbyte* %X
%R = sub sbyte %B, %Y
ret sbyte %R
}
sbyte %test(%S ** %P) {
%A = load %S** %P
%B = getelementptr %S* %A, int 0, uint 1
%C = load sbyte* %B
%X = load %S** %P
%Y = getelementptr %S* %X, int 0, uint 1
%Z = load sbyte* %Y
%R = sub sbyte %C, %Z
ret sbyte %R
}
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