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; RUN: opt %s -inline -S | not grep {llvm.memcpy}
; Inlining a byval struct should NOT cause an explicit copy
; into an alloca if the function is readonly
%struct.ss = type { i32, i64 }
@.str = internal constant [10 x i8] c"%d, %lld\0A\00" ; <[10 x i8]*> [#uses=1]
define internal i32 @f(%struct.ss* byval %b) nounwind readonly {
entry:
%tmp = getelementptr %struct.ss* %b, i32 0, i32 0 ; <i32*> [#uses=2]
%tmp1 = load i32* %tmp, align 4 ; <i32> [#uses=1]
%tmp2 = add i32 %tmp1, 1 ; <i32> [#uses=1]
ret i32 %tmp2
}
declare i32 @printf(i8*, ...) nounwind
define i32 @main() nounwind {
entry:
%S = alloca %struct.ss ; <%struct.ss*> [#uses=4]
%tmp1 = getelementptr %struct.ss* %S, i32 0, i32 0 ; <i32*> [#uses=1]
store i32 1, i32* %tmp1, align 8
%tmp4 = getelementptr %struct.ss* %S, i32 0, i32 1 ; <i64*> [#uses=1]
store i64 2, i64* %tmp4, align 4
%X = call i32 @f( %struct.ss* byval %S ) nounwind
ret i32 %X
}
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