1; This test checks to make sure that constant exprs fold in some simple situations 2 3; RUN: llvm-as < %s | llvm-dis | not grep cast 4; RUN: verify-uselistorder %s 5 6@A = global i32* bitcast (i8* null to i32*) ; Cast null -> fold 7@B = global i32** bitcast (i32** @A to i32**) ; Cast to same type -> fold 8@C = global i32 trunc (i64 42 to i32) ; Integral casts 9@D = global i32* bitcast(float* bitcast (i32* @C to float*) to i32*) ; cast of cast ptr->ptr 10@E = global i32 ptrtoint(float* inttoptr (i8 5 to float*) to i32) ; i32 -> ptr -> i32 11 12; Test folding of binary instrs 13@F = global i32* inttoptr (i32 add (i32 5, i32 -5) to i32*) 14@G = global i32* inttoptr (i32 sub (i32 5, i32 5) to i32*) 15 16; Address space cast AS0 null-> AS1 null 17@H = global i32 addrspace(1)* addrspacecast(i32* null to i32 addrspace(1)*) 18 19; Bitcast -> GEP 20@I = external global { i32 } 21@J = global i32* bitcast ({ i32 }* @I to i32*) 22