1; This test checks to make sure that constant exprs fold in some simple 2; situations 3 4; RUN: llvm-as < %s | llvm-dis | not grep {(} 5 6@A = global i64 0 7 8global i64* inttoptr (i64 add (i64 ptrtoint (i64* @A to i64), i64 0) to i64*) ; X + 0 == X 9global i64* inttoptr (i64 sub (i64 ptrtoint (i64* @A to i64), i64 0) to i64*) ; X - 0 == X 10global i64* inttoptr (i64 mul (i64 ptrtoint (i64* @A to i64), i64 0) to i64*) ; X * 0 == 0 11global i64* inttoptr (i64 sdiv (i64 ptrtoint (i64* @A to i64), i64 1) to i64*) ; X / 1 == X 12global i64* inttoptr (i64 srem (i64 ptrtoint (i64* @A to i64), i64 1) to i64*) ; X % 1 == 0 13global i64* inttoptr (i64 and (i64 ptrtoint (i64* @A to i64), i64 0) to i64*) ; X & 0 == 0 14global i64* inttoptr (i64 and (i64 ptrtoint (i64* @A to i64), i64 -1) to i64*) ; X & -1 == X 15global i64 or (i64 ptrtoint (i64* @A to i64), i64 -1) ; X | -1 == -1 16global i64* inttoptr (i64 xor (i64 ptrtoint (i64* @A to i64), i64 0) to i64*) ; X ^ 0 == X 17 18%Ty = type { i32, i32 } 19@B = external global %Ty 20 21global i1 icmp slt (i64* @A, i64* getelementptr (i64* @A, i64 1)) ; true 22global i1 icmp ult (i64* @A, i64* getelementptr (i64* @A, i64 1)) ; true 23global i1 icmp slt (i64* @A, i64* getelementptr (i64* @A, i64 0)) ; false 24global i1 icmp slt (i32* getelementptr (%Ty* @B, i64 0, i32 0), 25 i32* getelementptr (%Ty* @B, i64 0, i32 1)) ; true 26;global i1 icmp ne (i64* @A, i64* bitcast (%Ty* @B to i64*)) ; true 27 28; PR2206 29@cons = weak global i32 0, align 8 ; <i32*> [#uses=1] 30global i64 and (i64 ptrtoint (i32* @cons to i64), i64 7) 31 32