llvm-6502/test/Transforms/LoopUnroll/partial.ll

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; RUN: llvm-as < %s | opt -debug -loop-unroll |& grep {will not try to unroll partially because}
; RUN: llvm-as < %s | opt -debug -loop-unroll -unroll-allow-partial |& grep {partially unrolling with count}
; RUN: llvm-as < %s | opt -debug -loop-unroll -unroll-allow-partial -unroll-threshold=3 |& grep {could not unroll partially}
define i32 @main() {
entry:
br label %no_exit
no_exit: ; preds = %no_exit, %entry
%indvar = phi i32 [ 0, %entry ], [ %indvar.next, %no_exit ] ; <i32> [#uses=1]
%indvar.next = add i32 %indvar, 1 ; <i32> [#uses=2]
%exitcond = icmp ne i32 %indvar.next, 100 ; <i1> [#uses=1]
br i1 %exitcond, label %no_exit, label %loopexit
loopexit: ; preds = %no_exit
ret i32 0
}