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| author | Dan Gohman <gohman@apple.com> | 2010-02-19 18:12:07 +0000 |
|---|---|---|
| committer | Dan Gohman <gohman@apple.com> | 2010-02-19 18:12:07 +0000 |
| commit | 00cb5b724547a821516292fe5cded7c6a5358bda (patch) | |
| tree | a7de32f5f0495e9ca18a39599e62d221d4edf950 /test/Transforms/IndVarSimplify/avoid-i0.ll | |
| parent | 6b89aa57e6506f073579398bd74845db9463b9f1 (diff) | |
| download | external_llvm-00cb5b724547a821516292fe5cded7c6a5358bda.zip external_llvm-00cb5b724547a821516292fe5cded7c6a5358bda.tar.gz external_llvm-00cb5b724547a821516292fe5cded7c6a5358bda.tar.bz2 | |
Teach ScalarEvolution how to compute a tripcount for a loop with
true or false as its exit condition. These are usually eliminated by
SimplifyCFG, but the may be left around during a pass which wishes
to preserve the CFG.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@96683 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/Transforms/IndVarSimplify/avoid-i0.ll')
| -rw-r--r-- | test/Transforms/IndVarSimplify/avoid-i0.ll | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/test/Transforms/IndVarSimplify/avoid-i0.ll b/test/Transforms/IndVarSimplify/avoid-i0.ll index d110a8a..59661fa 100644 --- a/test/Transforms/IndVarSimplify/avoid-i0.ll +++ b/test/Transforms/IndVarSimplify/avoid-i0.ll @@ -10,13 +10,13 @@ entry: bb: ; preds = %bb6, %entry %p_71_addr.0 = phi i8 [ %p_71, %entry ], [ %0, %bb6 ] ; <i8> [#uses=0] - br i1 false, label %bb4, label %bb1 + br i1 undef, label %bb4, label %bb1 bb1: ; preds = %bb ret i32 0 bb4: ; preds = %bb4, %bb - br i1 false, label %bb6, label %bb4 + br i1 undef, label %bb6, label %bb4 bb6: ; preds = %bb4 %0 = and i8 0, 0 ; <i8> [#uses=1] |