llvm-6502/test/Transforms/GVN/rle-semidominated.ll

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; RUN: opt < %s -basicaa -gvn -S | grep "DEAD = phi i32 "
define i32 @main(i32* %p) {
block1:
%z = load i32* %p
br i1 true, label %block2, label %block3
block2:
br label %block4
block3:
%b = bitcast i32 0 to i32
store i32 %b, i32* %p
br label %block4
block4:
%DEAD = load i32* %p
ret i32 %DEAD
}