1 ; This is a basic sanity check for constant propogation. The add instruction
2 ; should be eliminated.
4 ; RUN: llvm-upgrade < %s | llvm-as | opt -constprop -die | llvm-dis | not grep phi
8 br bool %B, label %BB1, label %BB3
12 %Ret = phi int [1, %BB0], [1, %BB1]