1; This test checks to make sure that constant exprs fold in some simple situations
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3; RUN: llvm-as < %s | llvm-dis | not grep cast
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5@A = global i32* bitcast (i8* null to i32*)  ; Cast null -> fold
6@B = global i32** bitcast (i32** @A to i32**)   ; Cast to same type -> fold
7@C = global i32 trunc (i64 42 to i32)        ; Integral casts
8@D = global i32* bitcast(float*  bitcast (i32* @C to float*) to i32*)  ; cast of cast ptr->ptr
9@E = global i32 ptrtoint(float* inttoptr (i8 5 to float*) to i32)  ; i32 -> ptr -> i32
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11; Test folding of binary instrs
12@F = global i32* inttoptr (i32 add (i32 5, i32 -5) to i32*)
13@G = global i32* inttoptr (i32 sub (i32 5, i32 5) to i32*)
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