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

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; RUN: opt < %s -anders-aa -gvn -instcombine -S \
; RUN: | grep {ret i1 true}
@G = internal global i32* null
declare i32 *@ext()
define i1 @bar() {
%V1 = load i32** @G
%X2 = call i32 *@ext()
%V2 = load i32** @G
store i32* %X2, i32** @G
%C = icmp eq i32* %V1, %V2
ret i1 %C
}