llvm-6502/test/Analysis/Andersens/external.ll

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; RUN: llvm-upgrade < %s | llvm-as | opt -anders-aa -load-vn -gcse -deadargelim | llvm-dis | grep store | not grep null
; Because the 'internal' function is passed to an external function, we don't
; know what the incoming values will alias. As such, we cannot do the
; optimization checked by the 'arg-must-alias.llx' test.
declare void %external(int(int*)*)
%G = internal constant int* null
implementation
internal int %internal(int* %ARG) {
;;; We *DON'T* know that ARG always points to null!
store int* %ARG, int** %G
ret int 0
}
int %foo() {
call void %external(int(int*)* %internal)
%V = call int %internal(int* null)
ret int %V
}