| ; RUN: llvm-as < %s | opt -loop-reduce -disable-output |
| ; Test to make sure that loop-reduce never crashes on IV's |
| ; with different types but identical strides. |
| |
| void %foo() { |
| entry: |
| br label %no_exit |
| |
| no_exit: ; preds = %no_exit, %entry |
| %indvar = phi uint [ 0, %entry ], [ %indvar.next, %no_exit ] ; <uint> [#uses=3] |
| %indvar = cast uint %indvar to short ; <short> [#uses=1] |
| %X.0.0 = mul short %indvar, 1234 ; <short> [#uses=1] |
| %tmp. = mul uint %indvar, 1234 ; <uint> [#uses=1] |
| %tmp.5 = cast short %X.0.0 to int ; <int> [#uses=1] |
| %tmp.3 = call int (...)* %bar( int %tmp.5, uint %tmp. ) ; <int> [#uses=0] |
| %tmp.0 = call bool %pred( ) ; <int> [#uses=1] |
| %indvar.next = add uint %indvar, 1 ; <uint> [#uses=1] |
| br bool %tmp.0, label %return, label %no_exit |
| |
| return: |
| ret void |
| } |
| |
| declare bool %pred() |
| |
| declare int %bar(...) |
