1; RUN: llvm-as < %s | llvm-dis > %t1.ll 2; RUN: llvm-as %t1.ll -o - | llvm-dis > %t2.ll 3; RUN: diff %t1.ll %t2.ll 4 5@X = global i32 undef ; <i32*> [#uses=0] 6 7declare i32 @atoi(i8*) 8 9define i32 @test() { 10 ret i32 undef 11} 12 13define i32 @test2() { 14 %X = add i32 undef, 1 ; <i32> [#uses=1] 15 ret i32 %X 16} 17 18