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| author | Dan Gohman <gohman@apple.com> | 2009-04-28 22:05:13 +0000 |
|---|---|---|
| committer | Dan Gohman <gohman@apple.com> | 2009-04-28 22:05:13 +0000 |
| commit | ed7f3a0eec8ce9c5f439528559f80f4d17e62ef1 (patch) | |
| tree | 62e9c9ebf0710c85b69efbfac8eeadcb34d5d491 /llvm/test/Transforms/LoopSimplify | |
| parent | 2625f2cb8037982a3ee1319faeed6a218e72473a (diff) | |
| download | bcm5719-llvm-ed7f3a0eec8ce9c5f439528559f80f4d17e62ef1.tar.gz bcm5719-llvm-ed7f3a0eec8ce9c5f439528559f80f4d17e62ef1.zip | |
As with r70333, give the primary induction variable a use so
that it can't be trivially eliminated.
llvm-svn: 70334
Diffstat (limited to 'llvm/test/Transforms/LoopSimplify')
| -rw-r--r-- | llvm/test/Transforms/LoopSimplify/single-backedge.ll | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/llvm/test/Transforms/LoopSimplify/single-backedge.ll b/llvm/test/Transforms/LoopSimplify/single-backedge.ll index 0c09b9e51a6..8391048eed2 100644 --- a/llvm/test/Transforms/LoopSimplify/single-backedge.ll +++ b/llvm/test/Transforms/LoopSimplify/single-backedge.ll @@ -8,7 +8,8 @@ define i32 @test(i1 %C) { ; <label>:0 br label %Loop Loop: ; preds = %BE2, %BE1, %0 - %IV = phi i32 [ 1, %0 ], [ %IV2, %BE1 ], [ %IV2, %BE2 ] ; <i32> [#uses=1] + %IV = phi i32 [ 1, %0 ], [ %IV2, %BE1 ], [ %IV2, %BE2 ] ; <i32> [#uses=2] + store i32 %IV, i32* null %IV2 = add i32 %IV, 2 ; <i32> [#uses=2] br i1 %C, label %BE1, label %BE2 BE1: ; preds = %Loop |
