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; RUN: opt < %s -simplify-libcalls -instcombine -S | grep "ret i32 -65"
; PR4284
define i32 @test() nounwind {
entry:
%c0 = alloca i8, align 1 ; <i8*> [#uses=2]
%c2 = alloca i8, align 1 ; <i8*> [#uses=2]
store i8 64, i8* %c0
store i8 -127, i8* %c2
%call = call i32 @memcmp(i8* %c0, i8* %c2, i32 1) ; <i32> [#uses=1]
ret i32 %call
}
declare i32 @memcmp(i8*, i8*, i32)
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